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FKM Precompound

Categories	FKM
Brand	Flurine
Model	FLC Precompound
Features	Narrow molecular weight distribution
Forms	White or light-yellow flake
Uses	O-ring,Shaft seals, gaskets, extruded shapes
FOB port	Shanghai or Ningbo
Terms of Payment	L/C, D/A, D/P, T/T
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Update Time	2021-10-22

Detail Information

General
Features	Medium molecular weight distribution
Uses	Shaft seals, gaskets,O ring, extruded shapes, molded tubing
Forms	White or light-yellow flake
Items	Typical Value			Test Method
	FLC-20		FLC-40
Physical Properties
Fluorine Content（mass%）	66		66
Density（g/cc）	1.78~1.84		1.78~1.84	ASTM D297
Mooney Viscosity	20~30		40-50	ASTM D1646 ML 1+10 at 121°C
Water content	0.15		0.15	ASTM D 5668
Solubility	Soluble in lower ketones and esters
Vulcanization Properties
T10（s）	<80		<100	ASTM D5289
T90（s）	<150		<270	ASTM D5289
Mechanical Properties
Tensile strength（MPa）	16.0		16.5	ASTM D412 Method A
100% Modulus	5.0		5.0	ASTM D412 Method A
Elongation at Break（%）	210		190	ASTM D412 Method A
Tearing Strength（KN/m）	21		21	ASTM D624
Hardness, Shore A	76		76	ASTM D2240, Type A
Compression Set	16		16	ASTM D395, Test B 70 hours at 200℃
Air-oven aging		ISO 188 After Dry Heat Aging;70 hours at 230℃
Tensile strength change rate（%）	-10		-10	ASTM D412 Method A
Elongation at Break change rate（%）	-8		-8	ASTM D412 Method A
Hardness change, Shore A	-1		-1	ASTM D2240, Type A