Methods Of Test For Rubber, Vulcanized Or Thermoplastic Part 2 Determination Of Hardness Section 6 Apparent Hardness Of Rubber-Covered Rollers By Irhd Method

This standard outlines the procedures for determining the apparent hardness of rubber-covered rollers using the Irhd method. It specifies the equipment, test conditions, and measurement techniques required to ensure consistency and accuracy in hardness testing. The method is applicable to sulfurized rubber or thermoplastic rubber materials. The standard provides detailed guidelines on sample preparation, calibration of testing instruments, and the execution of the test. It also includes information on the interpretation of results and the reporting of data. The document is intended for use by manufacturers, researchers, and quality control personnel involved in the testing of rubber products.