High toughness, high impact strength and high abrasion resistance resin PA612 is used to make brushe. High toughness, high impact strength and high wear resistance resin PA612 used for making brushes parameters:

NO.	ITEM	TEST METHODS		TEST  CONDITION		UNIT	Typical value
							S7253F
Physical Propertids
1	Density		GB/T1033		23ºC	--	1.06
			ISO1183
2	Molding shrinkage		GB/T 15585		‐	%	1.1
3	Shore hardness		GB/T2411		‐	D	82
			ISO2039
4	Melting point		GB/T 4608		‐	ºC	215
			ISO3146
Mechanical Propertie
5	Tensile strength		GB/T 1040		50mm/min	Mpa	55
			ISO527
			ISO527
6	Flexural strength		GB 9341		2mm/min	Mpa	≥75
			ISO178
7	Flexural Module		GB /T9341		2mm/min	Mpa	2300
			ISO178
Remark