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目前显示的是标签为“Martindale Abrasion Tester”的博文

How does the Leather Abrasion Tester determine the performance of leather?

How does the Leather Abrasion Tester determine the performance of leather? Leather Abrasion Tester is used to test the abrasion resistance of leather. The abrasion of leather is an important cause of leather damage. 1. Judgment method There are two methods to judge the leather wear resistance index, namely the end point method and the appearance change method. 1.1 end point method: grinding away lmm leather required to rotate the number of times for the thickness index of wear resistance, write down the number of friction rotation as the wear resistance index. 2. Flat abrasion test method Test apparatus: There are many kinds of fabric flat abrasion instruments, and the one that is used a lot in the testing industry at present is  Martindale Abrasion Tester , so the flat abrasion method is also often called MARTINDALE friction tester method.  According to the total number of friction of the specimen broken, to determine the wear resistance of leather.

How Does Martindale Abrasion Tester Work?

          Qinsun instrument provides you with high quality Martindale Abrasion Pilling Tester which is calibrated and available at affordable price.It consists of four testing plates on which the abrading fabrics is attached, these four testing table are mounted on the base plate of the instrument. There is revolving plate, which revolves with the help of three cranks, pegs & motor.There are four sleeves attached on the revolving plate. The sample holders for abrasion & pilling testing are provided with the instrument. There is a set of weights for proper pressure on the test specimens. Templates for cutting the samples & abrading cloth and their mallet are also supplied as standard accessory.         Testing Principle Of Martindale Abrasion Tester :       Circle samples are grazed by fabrics with compatible material considering the recommended pressure in the trajectory of Lissajous movement, to accomplish...