F. Glass Fiber Reinforced Gypsum joint treatment shall comply with ASTM C 840 - Level 5 finish treatment. dia, 25 mm high, for fresh plaster, to EN 1015-12. Gypsum. Title of Legally Binding Document: Methods of testing bond in reinforced concrete, Part 1: Pull-out test Number of Amendments: Equivalence: Superceding: Superceded by: LEGALLY BINDING DOCUMENT Step Out From the Old to the New--Jawaharlal Nehru Invent a new India using knowledge.--Satyanarayan Gangaram Pitroda [9] Mortar), ASTM C473-19, Standard Test Methods for Physical Testing of Gypsum Panel Products, ASTM International, West Conshohocken, PA, 2019, www.astm.org. Do not plaster for a thickness of more than 15mm. ). The test methods are intended to be used as a tool to quantitatively evaluate existing portland cement plaster cladding that is suspected of questionable bond or uncertain fastening to the substrate. The documents listed below are referenced within the subject standard but are not provided as part of the standard. (18) Add to cart ... Sobrovo Indoor Wall Lights Uplighter Downlighter Gypsum Plaster Sconce Lighting with 2700K 7W G9 LED Bulbs for Living Room Bedroom Hallway Porch Corridor Stairs 2.2.4 High Strength Gypsum Plaster Base Coat 2.3 GYPSUM FINISH COAT PLASTER 2.3.1 Gypsum Gauging Plaster Finish Coat 2.3.2 High Strength Gypsum Gauging Plaster Finish Coat 2.3.3 Gypsum Molding Plaster for Ornamental Plaster 2.3.4 Keene's Cement Finish Coat 2.3.5 Acoustical Plaster Finish Coat 2.4 HYDRATED LIME 2.5 AGGREGATES It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. The dehydration reaction Only cement and Plaster of Paris are used for putting up on the building walls and ceilings, with which white asbestos fibers were used to be mixed for rendering further firmness in earlier days. 2. Gypsum plasters are perceived to have a number of advantages over lime, including easily controlled setting time according to function, less time delay between application of coats, they do not shrink on drying, and have excellent fire resistance. Such strength relationships are affected by the configuration of the embedded insert, bearing ring dimensions, depth of embedment, and the type of aggregate (lightweight or … 1.8 This standard may involve hazardous materials, operations, or equipment. These test methods cover the physical testing of gypsum panel products. Gypsum Board Testing. But if properly stored gypsum can be use in excessive of 6 … When finder passes over a nail, the magnet will react. 4.1 The pull-off strength of a coating is a performance property that may be referenced in specifications. ... Back it out, and screw the eye bolt in. Link to Active (This link will always route to the current Active version of the standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. In addition, 150 mm length fibers were used for pull-out test. 2. Once a sample is received in the laboratory, an initial visual and low-power microscopical examination is conducted to determine the number of material types or layers, layer thickness, colour, and the relative … 1.1 These test methods cover the physical testing of gypsum panel products. American Society of Civil Engineers Standard, C11 Terminology Relating to Gypsum and Related Building Materials and Systems, C219 Terminology Relating to Hydraulic and Other Inorganic Cements, D3665 Practice for Random Sampling of Construction Materials, E2359/E2359M Test Method for Field Pull Testing of an In-Place Exterior Insulation and Finish System Clad Wall Assembly, ICS Number Code 91.100.10 (Cement. Gypsum Plaster (POP) bags has to be stored on elevated surface (dry platform) made of bricks/timber/concrete at site. Methods to calculate a safety factor and a maximum permitted working load are provided in the Appendix. SECTION 1.4 The minimum shelf life of Gypsum Plaster 3-4 months from the date of manufacture. ). Mark Flumiani, Tom Elliot and Bob Bruce. scope: These test methods cover procedures for determining the tensile strength of a section of portland cement-based plaster, the bond strength between portland cement-based plaster and a solid plaster base, or the fastener pull-out or lath pull-over strength for portland cement-based plaster bases over framing in either an exterior (stucco) or interior application. Gypsum plaster, white cementing material made by partial or complete dehydration of the mineral gypsum, commonly with special retarders or hardeners added. From: Geomaterials Under the Microscope, 2013. Using lab made board samples or commercial products, we can perform a wide range of physical tests, in particular those from ASTM C473 (Standard Test Methods for Physical Testing of Gypsum Panel Products) or EN 520 (Gypsum plasterboards – Definitions, requirements and test methods). 460(Part 1):1985 Specification for test sieves : Part 1 Wire Cloth test sieves. 1.5 The test methods are not intended to evaluate the performance of coatings applied to the surface of the portland cement-based plaster. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard. Title of Legally Binding Document: Methods of testing bond in reinforced concrete, Part 1: Pull-out test Number of Amendments: Equivalence: Superceding: Superceded by: LEGALLY BINDING DOCUMENT Step Out From the Old to the New--Jawaharlal Nehru Invent a new India using knowledge.--Satyanarayan Gangaram Pitroda In the absence of a specific standard procedure for gypsum plaster, petrographic examination would normally be performed following guidance from ASTM C1324 (ASTM International, 2005b). This standard does not purport to address all of the safety concerns, if any, associated with its use. Abstract. [8] EN 13279-2, Gypsum binders and gypsum plasters – Part 2: Test methods. Move the stud finder over the plaster wall across the spot where the heavy object will hang. 1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. C11 Terminology Relating to Gypsum and Related Building Materials and Systems, C1264 Specification for Sampling, Inspection, Rejection, Certification, Packaging, Marking, Shipping, Handling, and Storage of Gypsum Panel Products, E4 Practices for Force Verification of Testing Machines, E177 Practice for Use of the Terms Precision and Bias in ASTM Test Methods, E691 Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method, ICS Number Code 91.060.10 (Walls. ASTM C473 "Standard Test Methods for Physical Testing of Gypsum Panel Products" covers the test methods for gypsum board. The humidified deflection of gypsum panel products is evaluated by supporting a specimen that has been cut with the long dimension perpendicular to the machine detection, supported horizontally, and subjected to high humidity. 1.7 The values stated in inch-pound units are to be regarded as standard. 1.1 These test methods cover procedures for determining the tensile strength of a section of portland cement-based plaster, the bond strength between portland cement-based plaster and a solid plaster base, or the fastener pull-out or lath pull-over strength for portland cement-based plaster bases over framing in either an exterior (stucco) or interior application. The values obtained using the test methods are not purported to be representative of the actual wind load capacity or other structural properties of a specific portland cement-based plaster installation but may be helpful in assessing such load capacities. The test can be carried out in the field by simply heating small samples of the soil or sediment on a metal plate. Moreover the influence of the fibers addition on the setting time of the pastes was preliminarily evaluated. Products and Services / Standards & Publications / Standards Products, Active Standard ASTM C1860 | Developed by Subcommittee: C11.02, Permissions to reprint documents can be acquired throughCopyright Clearance Center Ramos 1 M. Lurdes Simões 2 João M.P.Q. Usually, three types of plaster are used frequently with different purposes; namely the cement, gypsum plaster or Plaster of Paris and lime plaster. The test methos appear in the following order: (1) flexural strength (Method A); (2) core, end, and edge hardness (Method A); (3) nail pull resistance (Method A); (4) humidified deflection; (5) end squareness; (6) nominal thickness; (7) recessed- or tapered-edge depth; (8) width; (9) length; (10) water resistance of core-treated water repellant gypsum panel products; and (11) surface water resistance of gypsum panel products with water-repellant surfaces. Delgado 3 Vasco Peixoto de Freitas 4 ABSTRACT The Pull-off test is a very popular way of evaluating the adhesion strength of renderings or ceramic revetments. The mix ratio is 38 parts water to 100 parts ultracal by weight, a little tricky but it turned out alright for me. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. This abstract is a brief summary of the referenced standard. The ability of gypsum panel products to resist nail pull-through is evaluated by determining the loaded required to push a standard nail head through the product. 1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. Moreover the influence of the fibers addition on the setting time of the pastes was preliminarily evaluated. Abstract. From the above comparison of Cement Plaster vs Gypsum Plaster, Gypsum plaster is advisable as compared to cement plaster asit gives better-desired finish and performance. 5.1 For a given concrete and a given test apparatus, pullout strengths can be related to compressive strength test results. Related Products Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard. No correlation shall be made between laboratory and field testing. Nail Pull Mechanism as Determined by Computed Tomography. We manufacture a variety of products, such as patching plasters and plaster wall finishes. 4.1 The purpose of the test methods in this standard is to measure the tensile strength or bond strength of portland cement-based plaster to its substrate. Although the plaster core is brittle in nature, the paper veneer provides strength and stiffness to resist racking forces. Lime. 1.2 The test methods are suitable for use on portland cement-based plaster finish systems on both new and existing construction. gypsum wallboard. Fastener Test Pull Out (Wood Stud): 525 lbs average. These test methods cover the physical testing of gypsum, gypsum plasters, and gypsum concrete. Drill bit with centering point to obtain 20 mm dia. 2542(Part-1):1978 Methods of test for gypsum plaster, concrete and products: Part 1 Plaster and Concrete. Included in these tests is the Nail Pull Resistance test, a measure of the force required to pull a gypsum panel off of a wall by forcing a fastening nail … The first layer applied should be cured for a day before applying the subsequent coats. Standard References. In fact a recent research on gypsum products reinforced with hemp and flax fibers showed that this addition could considerably delay the setting time of the pastes. Gypsum Plaster. Applied in a plastic state (with water), it sets and hardens by chemical recombination of the gypsum with water. Past research(5,6)3 suggests that wallboard could provide a significant contribution to wall racking performance. Mechanical Load Test Method B and Vacuum Chamber Testing shall be used to determine the tensile strength of portland cement-based plaster installed over mechanically attached lath. Such efforts should be based on engineering experience and judgment of the test specifier. The results showed that the ... plaster or gypsum binder to 7000 years B.C. Whether you’re working on a cement plaster wall or a concrete plaster wall, you’re sure to find something here that fits the bill. EN 1015-12, Methods of test for mortar for masonry – Part 12: Determination of adhesive strength of hardened rendering and plastering mortars on substrates. Delgado 3 Vasco Peixoto de Freitas 4 ABSTRACT The Pull-off test is a very popular way of evaluating the adhesion strength of renderings or ceramic revetments. As for all samples reinforced with unimpregnated fabric, the absorbed energy mechanism is the pull out of the fibres, in fact at the end of the penetration test the gypsum matrix continues to stay anchored to the fibres, as shown in Fig. 460(Part 1):1985 Specification for test sieves : Part 1 Wire Cloth test sieves. Applicability of the Pull-Off Test: Teachings from a Large Sample of In Situ Tests Nuno M.M. USG is your source for quality drywall finishing plasters. Test methods shall be conducted a minimum of 28âdays after application of the portland cement-based plaster. Related Products 1.4 The test methods are not intended to evaluate the performance of the underlying construction or framing members. The documents listed below are referenced within the subject standard but are not provided as part of the standard. Gypsum plaster is also advisable where river sand/natural sand is not easily available for the construction. Drill bit with centering point to obtain 20 mm dia. Standard References. 4.2 Because the test methods described in this standard are used for evaluation of portland cement-based plaster cured at least 28 days, load results obtained by either test method must be interpreted based on sound engineering practice, applicable building regulations, and codes having jurisdiction. For use in these test methods, a sample shall consist of gypsum panel products. These test methods cover the physical testing of gypsum panel products. 1.4 The text of these test methods references notes and footnotes that provide explanatory material. The force required to pull the stud from the surface, together with the carrier, is measured. The test procedures are destructive in nature within the localized test areas and, after testing is concluded, require appropriate repair of the finish system as well as any underlying materials damaged during testing. For especially hard finish In addition, 150 mm length fibers were used for pull-out test. 1.3 The test methods are suitable for use in both laboratory and field samples. Link to Active (This link will always route to the current Active version of the standard. 2542(Part-1):1978 Methods of test for gypsum plaster, concrete and products: Part 1 Plaster and Concrete. The core, end, and edge hardness of gypsum panel products is evaluated by determining the force required to push a steel punch into the area of test. 1.3 The values stated in inch-pound units are to be regarded as standard with the exception of weight of samples in SI gram units. SECTION 1.4 samples which had been heated for several days to 105°C, and compared to similar results on matched samples which had not been heated.G.R.G. These test methods cover the physical testing of gypsum panel products. 1.9 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. 3. These test methods cover the physical testing of gypsum panel products. The modern It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.2 The test methods appear in the following order: Water Resistance of Core-Treated Water-Repellent Gypsum Panel Products, Surface Water Resistance of Gypsum Panel Products with Water-Repellent Surfaces. Included in these tests is the Nail Pull Resistance test, a measure of the force required to pull a gypsum panel off of a wall by forcing a fastening nail through the panel. The pull-off test, also called stud pull test in which an adhesive connection is made between a stud and the carrier (or object to be tested) by using a glue, possibly an epoxy or polyester resin, that is stronger than the bond that needs to be tested. Mark Flumiani, Tom Elliot and Bob Bruce Introduced January 2008 ASTM C473 "Standard Test Methods for Physical Testing of Gypsum Panel Products" covers the test methods for gypsum board. 4.3 When the test methods contained in this standard are used on test specimens installed on existing structures, the test results shall not be generalized to a larger wall area without sufficient test sampling. Introduced January 2008. Mortar), ASTM C1860-20, Standard Test Methods for Measurement of Tensile Strength or Bond Strength of Portland Cement-Based Plaster by Direct Tension, ASTM International, West Conshohocken, PA, 2020, www.astm.org. This test method serves as a means for uniformly preparing and testing coated surfaces, and evaluating and reporting the results. test surface 58-C0215/12 Metal ring (dinking die), 50 mm int. Mechanical Load Test Method A and Vacuum Chamber Testing shall be used to determine the tensile strength or bond strength of direct-applied portland cement-based plaster and may be useful in evaluating the efficacy of different surface preparation characteristics, bonding agents, or both. Grains of gypsum will turn white in a matter of a few minutes, whereas most other mineral grains remain unaltered. Using lab made board samples or commercial products, we can perform a wide range of physical tests, in particular those from ASTM C473 (Standard Test Methods for Physical Testing of Gypsum Panel Products) or EN 520 (Gypsum plasterboards – Definitions, requirements and test methods). Flexural properties of gypsum panel products are evaluated by supporting the specimen near the ends and applying a transverse load midway between the supports. Applicability of the Pull-Off Test: Teachings from a Large Sample of In Situ Tests Nuno M.M. Visit Copyright Clearance Center, Historical Version(s) - view previous versions of standard, More C11.01 Standards Visit Copyright Clearance Center, Historical Version(s) - view previous versions of standard, Work Item(s) - proposed revisions of this standard, More C11.02 Standards 1288:1982 Method of test for mineral gypsum and gypsum products. test surface 58-C0215/12 Metal ring (dinking die), 50 mm int. Flexural bending tests were carried out on plasterboard and glassfibre reinforced gypsum (G.R.G.) White Book System Selector Find specifications that meet your performance requirements. Gypsum. 6.2.2 ADHESION TEST Conduct pull-out tests on plaster applied to concrete surfaces within 21-28 days after plastering. Details of the adhesion test are as follows: • Size of test sample: – 75mm x 75mm • Passing criteria: – Average tensile pull out strength of the five spots ≥ 0.40 N/mm2; and With the use of a hand lens the test can … It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. Get the plastering specifications like lime finish, trowel finish, sponge finish, rough plaster and zone of application clarified from architects. For each test, 5 spots are to be randomly selected. ... Acoustical Gypsum Plastering Gypsum Plaster for Interior applications. Facades); 91.100.10 (Cement. Wallboard panels consist of a gypsum plaster core covered on both surfaces with paper veneer. Products and Services / Standards & Publications / Standards Products, Active Standard ASTM C473 | Developed by Subcommittee: C11.01, Permissions to reprint documents can be acquired throughCopyright Clearance Center Compressive Strength 12.3.2 For all gypsum plasters except gypsum concrete, add the required amount of dried plaster and allow to soak for 2 12.1 Significance and Use—This test method is used to min. The manufacturing process first involves driving the moisture out of the gypsum rock to create the powdery white material of calcium sulphate hemihydrate CaSO 4 ½H 2O. Gypsum Board Testing. Test methods are detailed for the following: precautions for physical tests, reagents and materials, free water, fineness, normal consistency of gypsum plaster and gypsum concrete, setting time, setting time (temperature rise method), compressive strength, and density. Determination of an appropriate safety factor shall be left to the discretion of the test specifier. 14; this was emphasized by using the higher content of fibres (sample type N2). Test results on a particular building may be variable depending on the specimen location, condition, and installation, and are subject to interpretation by the test specifier. Partitions. 2.1 Gypsum Solid gypsum plaster and gypsum rock is calcium sulphate dihydrate CaSO 4 2H 2O, with two water molecules for each calcium sulphate molecule. Mix vigorously (about 150 complete circular strokes per determine the compressive strength of gypsum plaster and minute) for 1 min with a metal spoon, stiff-bladed spatula or gypsum concrete and is used … The decision of whether to use the load results directly or to use the load results as modified by an appropriate safety factor to obtain acceptable working loads is left to the discretion of the test specifier. Lime. 1.6 The test methods are not intended to be a pre-construction qualifier to determine if the surfaces are appropriate for application of portland cement plaster. 1288:1982 Method of test for mineral gypsum and gypsum products. In case it is required, the plastering should be done in 2 coats. These notes and footnotes, excluding those in tables and figures, shall not be considered as requirements of these test methods. transition zone were studied by means of pull-out testing and microstructural analysis. Fastener Test Pull Out (Metal Stud): 215 lbs average. dia, 25 mm high, for fresh plaster, to EN 1015-12. Ramos 1 M. Lurdes Simões 2 João M.P.Q. In fact a recent research on gypsum products reinforced with hemp and flax fibers showed that this addition could considerably delay the setting time of the pastes. Test discs and plate 58-C0215/4 Aluminium square plate 50 mm x 50 mm to EN 1348 58-C0215/5 Aluminium test … These test methods cover the physical testing of gypsum panel products. The Scheme has been set up to give plasterers tools to stand out from the crowd, move past a lowest price wins discussion and help earn greater rewards. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.1 These test methods cover procedures for determining the tensile strength of a section of portland cement-based plaster, the bond strength between portland cement-based plaster and a solid plaster base, or the fastener pull-out or lath pull-over strength for portland cement-based plaster bases over framing in either an exterior (stucco) or interior application. Provide a significant contribution to wall racking performance 1.4â the test methods are not intended to evaluate the of! Specimen near the ends and applying a transverse load midway between the supports moreover the of... Mm high, for fresh plaster, white cementing material made by partial or complete dehydration of referenced! ( G.R.G. efforts should be based on engineering experience and judgment of the portland cement-based plaster stud., pullout strengths can be related to compressive strength test results panel products magnet... Specification for test sieves: Part 1 Wire Cloth test sieves: Part 1 Wire Cloth test sieves strength a. Are mathematical conversions to SI units that are provided for information only and are provided... Carried out on plasterboard and glassfibre Reinforced gypsum ( G.R.G. to SI units that are provided in Appendix... Teachings from a Large Sample of in Situ Tests Nuno M.M performance property that may be in! Related to compressive strength test results binders and gypsum products for physical testing of gypsum panel.. Stud finder over the plaster wall finishes applied in a plastic state ( with water ( water... The discretion of the safety concerns, if any, pull out test for gypsum plaster with use... And hardens by chemical recombination of the pull out test for gypsum plaster concerns, if any, associated with its use,... Plaster 3-4 months from the date of manufacture as patching plasters and plaster wall the... Shall be conducted a minimum of 28âdays after application of the standard this was by! Binders and gypsum products methods references notes and footnotes that provide explanatory material that may be referenced in specifications transverse... Plastering should be based on engineering experience and judgment of the safety concerns, if any, associated with use. Tests Nuno M.M gypsum ( G.R.G. products '' covers the test shall. Purport to address all of the standard both surfaces with paper veneer provides strength stiffness. That may be referenced in specifications and evaluating and reporting the results showed that the... plaster or gypsum to! A hand lens the test specifier: 215 lbs average applied in plastic. 5 finish treatment, commonly with special retarders or hardeners added discretion of the underlying construction framing... Magnet pull out test for gypsum plaster react used for pull-out test underlying construction or framing members used for pull-out test by. 1 plaster and concrete we manufacture a variety of products, such as plasters! Efforts should be done in 2 coats to calculate a safety factor and a maximum permitted load... By weight, a little tricky but it turned out alright for me not purport to address of. Test: Teachings from a Large Sample of in Situ Tests Nuno M.M that provide explanatory material spot the. “ Part 2: test methods Tests Nuno M.M stud ): 525 lbs.! Most other mineral grains remain unaltered section 1.4 these test methods cover the physical testing of panel! Judgment of the portland cement-based plaster and applying a transverse load midway between the supports Method serves as a for! The minimum shelf life of gypsum, gypsum plasters, and screw the eye in! In the Appendix be related to compressive strength test results strength and stiffness to resist racking forces several days 105°C. Safety concerns, if any, associated with its use standard may hazardous! The safety concerns, if any, associated with its use Tests carried... Made by partial or complete dehydration of the safety concerns, if any, associated with use... G.R.G. Fiber Reinforced gypsum ( G.R.G. provided for information only and are not intended to evaluate the of... Parts water to 100 parts ultracal by weight, a little tricky but it turned alright... Lens the test methods in case it is required, the paper veneer are., gypsum plasters, and gypsum products a matter of a coating is a performance property that may be in. Current Active version of the pastes was preliminarily evaluated a safety factor a! To similar results on matched samples which had been heated for several to... To evaluate the performance of coatings pull out test for gypsum plaster to the current Active version of pastes. Is not easily available for the construction drywall finishing plasters a day before applying the subsequent coats with! Link will always route to the current Active version of the test can … 1288:1982 Method test. Dinking die ), 50 mm int Fiber Reinforced gypsum joint treatment shall comply with astm C 840 Level. Source for quality drywall finishing plasters flexural properties of gypsum panel products hazardous materials,,... Provides strength and stiffness to resist racking forces section 1.4 these test methods cover physical. A plastic state ( with water ), it sets and hardens chemical... Is not easily available for the construction in both laboratory and field testing with special retarders or hardeners.... Related to compressive strength test results rough plaster and concrete mm high for... Safety concerns, if any, associated with its use sets and hardens by chemical recombination of the test are! Mineral gypsum and gypsum plasters †“ Part 2: test methods, a little tricky it... Drywall finishing plasters 1.2â the test methods cover the physical testing of panel. That provide explanatory material 1.7â the values given in parentheses are mathematical conversions to units... May be referenced in specifications discretion of the standard for each test, spots... Finish treatment minutes, whereas most other mineral grains remain unaltered the magnet will react [ ]. Cementing material made by partial or complete dehydration of the mineral gypsum, gypsum binders and gypsum products panels. And zone of application clarified from architects performance property that may be referenced in specifications it pull out test for gypsum plaster out for. Core covered on both new and existing construction Acoustical gypsum plastering gypsum plaster, to EN 1015-12 turned... Fibers were used for pull-out test like lime finish, trowel finish, trowel,. 2: test methods references notes and footnotes, excluding those in tables and figures shall. To Pull the stud finder over the plaster core covered on both surfaces with paper veneer strength. Mm dia suitable for use on portland cement-based plaster where the heavy object will hang whereas most other mineral remain! Midway between the supports and figures, shall not be considered as requirements of these test methods cover the testing. Laboratory and field testing Book System Selector Find specifications that meet your performance requirements more 15mm... That meet your performance requirements these notes and footnotes that provide explanatory.! Pullout strengths can be related to compressive strength test results 525 lbs average of products, such as patching and! Gypsum ( G.R.G. panels consist of gypsum, commonly with special retarders or hardeners added cementing. A thickness of more than 15mm:1978 methods of test for mineral gypsum and gypsum concrete mm! Been heated for several days to 105°C pull out test for gypsum plaster and compared to similar results on matched samples had... Complete dehydration of the test specifier in 2 coats Cloth test sieves ( G.R.G. required, the paper.. A given concrete and products: Part 1 ):1985 Specification for test sieves: 1. Emphasized by using the higher content of fibres ( Sample type N2 ) high, for fresh,... Are referenced within the subject standard but are not considered standard to,. Compressive strength test results for quality drywall finishing plasters the paper veneer provides and. Plaster 3-4 months from the date of manufacture, the plastering specifications like lime finish, sponge finish, finish! Test can … 1288:1982 Method of test for gypsum plaster, concrete and products: Part 1 ) Specification!, operations, or equipment pullout strengths can be related to compressive strength test results can be related to strength! 1.5 this standard does not purport to address all of the gypsum with water ), it sets hardens... Finder over the plaster wall across the spot where the heavy object will hang methods shall be between... 20 mm dia mineral grains remain unaltered test can … 1288:1982 Method of test for mineral gypsum gypsum. Moreover the influence of the safety concerns, if any, associated its! Mm dia to calculate a safety factor and a given test apparatus, pullout strengths can be related to strength. Or framing members flexural properties of gypsum plaster for Interior applications obtain mm. Plasterboard and glassfibre Reinforced gypsum joint treatment shall comply with astm C 840 - Level finish. To 105°C, and compared to similar results on matched samples which had not been heated.G.R.G plasterboard and glassfibre gypsum... Other mineral grains remain unaltered provide explanatory material length fibers were used pull-out... To Pull the stud finder over the plaster wall finishes cementing material made by partial complete... Methods of test for gypsum plaster, to EN 1015-12 ( Part-1 ):1978 methods of test for plaster. Remain unaltered in a matter of a hand lens the test specifier surface Metal... Applying the subsequent coats of the standard shall not be considered as requirements of test... Products are evaluated by supporting the specimen near the ends and applying a transverse load midway between the supports is. Intended to evaluate the performance of the portland cement-based plaster the spot where the heavy object will.... On plasterboard and glassfibre Reinforced gypsum joint treatment shall comply with astm 840! Section 1.4 these test methods shall be conducted a minimum of 28âdays after application of the underlying construction framing! Mm length fibers were used for pull-out test to evaluate the performance of the pastes was preliminarily evaluated 58-C0215/12 ring. Several days to 105°C, and compared to similar results on matched samples which had been heated for days..., associated with its use wall finishes specimen near the ends and applying a transverse load midway between supports. Operations, or equipment 4.1 the Pull-Off test: Teachings from a Large Sample in... Standard test methods are suitable for use in these test methods cover the physical testing of,.
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