Durometer type a for materials such as e lastomers. As soon as the transaction is completed, your astm standards subscription will be ready for access. Astm d224015e1 standard test method for rubber propertydurometer hardness. Standard test method for rubber propertydurometer hardness1. Durometer hardness 42 shore a astm d2240 elongation at break 280% astm d412 flash point 140. Astm d2240 allows for a measurement of the initial hardness, or the. Durometer shore hardness test manual ld0550, ld0551. Astm d2240 standard test method for rubber property.
Astm d2240 05 standard test method for rubber property. The rx1600a durometer is designed to measure rubber hardness in shore a units according to astm d2240 specifications. Astm d2240 allows for a measurement of the initial hardness, or the indentation hardness, after a given period of time. Astm d224005 standardizes durometry with 12 hardness scales 1. Astm d2240 test material testing micom laboratories. Simply press the durometer in to the rubber sample to measure hardness. Durometry is the measurement of material hardness, such as, plastics, metals, wood, and rubber.
Shore a scale is applicable for rubber and soft plastics whereas shore d. Carbon black to find similar documents by classification. Shore hardness gauge din 53505 iso 868 astm d2240 get a. Optional memory pointer holds peak reading until reset. Astm d2240 55 shore a adhesion bonds to most aged asphalt membranes, including app, sbs, smooth builtup and mineral surface cap sheets, aged single ply membranes, concrete, metal, sprayed polyurethane foam, and most existing coatings. Durometer hardness is used to determine the relative hardness of soft materials, usually plastic or. Iso 868 and astm d 2240 ld0550 tqc shore hardness gauge type. Last previous edition approved in 2010 as d2240 05 2010. At fai, we perform shore a, shore d, shore m, and shore oo.
It is suited for the hardness measurement of a wide range of materials, from harder elastomers to softer plastics. For each type and class, astm d 2000 includes a table giving all basic requirements, physical properties, and all suffix requirements. An astm designation number identifies a unique version of an astm standard. Astm d2240durometer hardness durometer hardness testing measures the hardness of rubber elastomers and plastic materials. The test measures the penetration of a specified indentor into the material under specified conditions of. This test method is widely used for composites and polymer testing. Hardness is a relative description of a materials ability to resist penetration of a metal conical indentor known as a durometer.
Smithers consistently performs astm standard test methods for a wide variety of products and materials. Featuring an 18mm footer that offers high stability and conforms to all international standards, the ad100 is the ideal durometer for a wide. The test methods employed vary greatly from a field applied test to a very controlled laboratory test. Barcol hardness is used to determine the hardness of both reinforced and nonreinforced rigid plastics. Request pdf dimensionless durometry and astm d2240 durometry is the measurement of material hardness, such as. It measures hardness values in pointsthat range from 0 to 100. Equipped with a drag indicator, which holds the highest measured result. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Rugged metal construction along with a proven design offers years of troublefree use.
Durometer hardness is used to determine the relative hardness of soft materials, usually plastic or rubber. Used to measure the hardness of rubber and plastics according astm d2240, din 53505, iso 868 and iso 7619. For onsite testing on the product, analog versions with and without dragpointer are available. Astm d2240 durometer hardness durometer hardness testing measures the hardness of rubber elastomers and plastic materials. Durometer, shore a, points of hardness astm d224097 60 compression endurance 10,000 fatigue cycles at 50% displacement 5% set instrumented impact, absorbed energy. The specimen is placed under the indentor of the barcol hardness tester and a uniform pressure is applied to the specimen until the dial indication reaches a maximum. April 2016 document revision d properties test method value durometer astm d2240 87 shore a tensile strength astm d638 750 psi elongation astm d638 75%. Hs100 handheld durometer for shore a hardness testing. Shore, apparatus for measuring the hardness of materials, issued 19300708. Dimensionless durometry and astm d2240 request pdf. Shore a vs shore d hardness 165 wambold road, harleysville, pa 19438 18005236688 2157236051 fax 2157992518 shore hardness astm d2240 shore hardness is a relative measure of exactly what the term implies hardness. Durometer shore hardness test ld0550, ld0551 application a reliable instrument for measuring the impression hardness of soft materials such as coatings, plastics and rubber. Shore hardness is a relative measure of exactly what the term implies hardness.
The tqc shore hardness gauge is a reliable instrument for measuring the impression hardness of soft materials such as coatings, plastics and rubber. Shore hardness gauge din 53505 iso 868 astm d2240 tqc. Micom offers astm d2240 shore hardness testing as part of its plastics testing services astm d2240 u ses and factors to be considered. For annual book of astm standards volume information, refer to the standards document summary page on the astm. Astm d2240 15e1 standard test method for rubber property.
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