Description Scope Of Application Used to test the abrasion resistance, abrasion and appearance change (pilling) of textiles and film materials (martindale method). Related Standards GB / T21196 (international standard drafting organization), FZ / T20020, GB / T4802.2, GB / T13775, ASTM D4966, ASTM D4970, ASTM D3886, ISO12945.2, ISO12947, JIS L1096, IWSTM196 / TM112, M & S, etc. Technical Parameters Number of stations: 4 Counting range: 0 to 999999 times Maximum stroke: 60.5 ± 0.5 mm, 24 ± 0.5 mm Mass of pressurized material: clothing sample weight 397 ± 2 g, furniture decoration sample hammer 597 ± 2 g, stainless steel plate 260 ± 1 g Effective friction diameter of grinding block: type A 198 g (3 kpa) friction head ¢ 28.8 -0.084 mm, type B 155 g (1.52 n) friction head ¢ 90 -0.10 mm Relative moving speed of gripper and grinding table: 50 ± 2 r / mi (20-70 r / min adjustable) Mass of loading hammer: 2385 ± 10 g Dimensions: 613 × 530 × 286 mm (L × W × H) Power supply: AC220V 50Hz 200W Weight: 71 kg