SATRA STM 105FELT Felt Sheet A felt sheet which is used in conjunction with the Martindale Abrasion Tester.VerificationThis product is verified.Pack sizeSold in 5m lengths.This item can be used with these machines:STM 633 SATRA/Martindale abrasion machineThis item can be used for these SATRA Test Methods:TM31 ABRASION RESISTANCE – MARTINDALE METHODThis item can be used for these other test methods and standards:EN ISO 12947-1:1998EN ISO 20344:2011 Enquire this equipment