It is an economical way to determine the hardness of steel on the rockwell cscale. One type of hardness tester measures in a durometer, which. Conveniently packaged in a leatherlike case with a velcro lined flap, the files are approximately. Newage testing instruments manufactures and supplies a comprehensive range of hardness testing and microhardness testing equipment.
Introduction to hardness testing hardness has a variety of meanings. Generally, most rubber materials fall under the rubber durometer scale of shore a. Usa canada uae mexico india hong kong testing technologies the most accurate and versatile hardness tester on the market, digitest positions itself as the top level shoreirhd hardness tester with a modular design to suit. Standard test method for rubber propertydurometer hardness1. Rubber hardness chart, rubber durometer scale mykin inc. The rubber durometer chart below gives you an idea of the rubber hardness that you want for your application. It has the advantage of precise measurement, being easy to operate, being convenient to carry, attractive appearance and so on. The shore 00 hardness scale measures rubbers and gels that are very soft.
Today, our hardness product lines include rockwell, knoop vickers, automatic computer controlled systems, brinell, portable testers, shore durometers and a wide range of. Take the durometer reading using the specific parameters for the scale youll be using. Durometer is typically used as a measure of hardness in polymers, elastomers and rubbers. For each model there is an individual brochure, user manual or pictures. Introduction to hardness testing asm international. Recently, jis standard and iso standard have been drastically revised and details of hardness tester of rubber and method of measuring hardness are changed. If it marks the material, the material is less than 65 hrc. Durometer hardness conversion table the hardness values listed below are approximate and should only be used as a durometer selection guide. Apply the springloaded foot of the durometer to the material with sufficient force to make the spring begin to. Digital shore tester for the performance of hardness tests that can be used. The rockwell rating is a scale that is used to measure the hardness of a material. Brinell testers help you accurately test steel parts such as castings and forgings.
Testing rubber, polymer and a wide variety of other substances often require hardness testers and durometers. Fowlers portable durometers are just right for testing the hardness of flexible materials such as rubber and plastics. L a practical manual of rubber hardness testing, maclaren. Gs744 durometer this is available as teclock original durometer based on customers requirement, even though they are not ruled in jis or iso. Hardness testers durometers a hardness tester is an instrument that indicates a materials hardness by providing a reading on a durometer scale. The digital complete oring hardness kit is the most convenient and accurate way to perform repeatable hardness durometer testing on thin materials as thin as. Time5430 digital shore a hardness tester for rubber, plastics. Hardness testing for rubber, plastics and more hildebrandgmbh. Select the optimum durometer type based upon material hardness. The hardness of a material is its resistance to surface penetration. Hardness testers, dynamic hardness testers, poldi hardness. Newage hardness files are yamamoto types, used to measure the resistance of solid surfaces to permanent deformation by a hardness file.
One of the most important parameters in any hardness test is the means by which load application and load control are. D4483 practice for evaluating precision for test method standards in the rubber and carbon black manufacturing industries. Rubber hardness elastomer hardness shore a satori seal. The shore durometer is a device for measuring the hardness of a material, typically of polymers, elastomers, and rubbers higher numbers on the scale indicate a greater resistance to indentation and. There are several scales of durometer, used for materials with different properties. The most accurate and versatile hardness tester on the market, digitest positions itself as the top level shoreirhd hardness tester with a modular design to suit virtually every shore or irhd hardness.
Rockwell hardness testing rockwell hardness failure. Foam firmness rating scale is measured by compression. When looking at knives you will often see a number in the specs with rc after it. The fowler 527600000 fowlers hardness tester file set is an inexpensive, easytouse method for determining material hardness by sliding the file across the objects surface. Add p to the model number to specify optional peak indicator. The shore a hardness scale measures the hardness of. Note that an object may fall within more than one scale. Digital shore durometer dsd series starr instruments. Fowlers hardness tester file set is an inexpensive, easy. Technical data digital shore hardness tester description item number digital shore a hardness tester iso 76191, astm d2240, including storage case, with rs232 serial port and 9pin pc cable range of application. If a result using shore d durometer is below 20, one should use the shore a durometer. Rex gauge company has been a leader in the durometer hardness gauge industry for over 70 years.
Fowler full warranty 527600000 hardness tester file set. Compact digital durometer for shore hardness testing according to shore a and d. The first step in using a durometer hardness tester is to select the optimum type based upon the material hardness. Although hardness testing does not give a direct measurement of any performance. Flexbar introduces a unique new set of six specially shaped files, each with a. If a file can scratch your material, then your material is softer than the file. They are available for the measuring range shore a soft rubber, elastomer. Harder materials have more wear resistance, but they are also less flexible. Digital zwickroell 3 hardness tester to shore hardness tester zwickroell 3 connected to a pc applications these electronic hardness testers shore a, d, b, c, d0, 0, 00, 000 are suitable for the. Manual digital hardness tester gibitre instruments. Software available for data analysing and file storage.
The shore durometer gauges are special hardness testing instruments for measurements on materials such as different kinds of rubber, plastics and glass. The rubber conforming around the durometertesting probe will create the. When choosing a hardness tester a number of factors are important to consider. The results are the rockwell 2000 and tukon 2100 series of testers that are the best performing testers available today.
Rockwell hardness testing is a general method for measuring the bulk hardness of metallic and polymer materials. Shop here for rockwell hardness testers that can measure materials from softbearing metals to carbides. D1415 test method for rubber propertyinternational hardness. If a file cannot scratch your material, then your material is harder than the file. In addition, mrc can issue 3 kinds of documents for durometer tester and indentor height gauge, that are needed for. Easy to use, portable rockwell hardness testing system for use in all metalworking facilities. In case of measuring hardness by mounting durometer to stand, measuring speed not. For example a material with a shore hardness of 95a is also a shore 45d. Hardness is an essential characteristic of rubber, elastomers and plastic products. Physical tests by the end user are the only accurate way of ensuring proper product selection. Rockwell testing aids suppliers of hardness testers, dynamic hardness testers, poldi hardness testers, impact hardness testers, portable hardness testers, brinell hardness testers, rockwell hardness testers.
The dsd series digital durometers are designed for easy use to test most soft rubbers and elastomers, through to hard plastics and resins. Set includes six files and a chart to convert to vickers scale. Add p to the model number to specify optional peak indicator, for example expa. Time5410 shore d hardness tester durometer pdf catalogs. To the metals industry, it may be thought of as resistance to permanent deformation. Digitest ii automatic motorized hardness testing system. The positector shd shore hardness durometer measures the shore indentation hardness of nonmetallic materials such as polymers, elastomers and rubbers. Shore durometers for testing hardness of sulfurized rubber and plastics.
Shore a hardness, shore d hardness and asker c hardness durometer scales. There are several scales of durometer hardness, used for. Hardness testers material testing equipment grainger. Brinell, portable testers, shore durometers and a wide. Electronic digital hardness tester durometer along with suitable stand for hardness tests to shore a and d, as per astm d2240 andor other equivalent standards with electronic digital. Durometer is typically used as a measure of hardness in polymers, elastomers, plastics and rubbers.
182 1074 1574 108 281 319 1345 293 580 1135 61 656 142 1595 862 380 1273 1164 276 407 566 1116 1344 461 1382 582 1574 1419 1248 1597 242 896 1299 1536 649 100 138 237 1086 534 1346 1363