R&D

Polymer Phisical Comparative Analysis

POLYMER			BUTHYL	EPICHLORO HYDRIN	ETHYLENE PROPYLENE	FLUORO CARBONE	FLUORO SILICONE	NBR	NEOPRENE	POLY AGRYLATE	NATURAL	POLY URETHANE	SBR	SILICONE	H-NBR
ASTM D14818			IIR	CO/ECO	EPM/EPDM	FKM	FSI	NBR	CR	ACM	NR	AU/EU	SBR	SI	HNBR
POLYMER COST			0.9	2.2	1	15-50	32	0.9	1.3	2.3	0.4		0.5	2.2	10-20
POLYMER SP. GR.			0.9	1.3	0.9	1.8	1.4	1	1.3	1.1	0.9	1.2	0.9	1.1	1.0
ORIGINAL PROPERTIES	HARDNESS (SHORE A)		40-90	40-90	40-100	60-95	45-80	40-100	40-95	50-90	40-90	40-85	40-100	28-85	50-98
	T.S (kg/cm2)		170	170	200	170	80	200	200	140	240	300	200	100	300
	ELONGATION		500	600	600	300	500	650	600	450	600	650	600	700	700
	ABRASION RES.		f-G	f-G	G	f-G	p	G	G	f-G	G-e	e	G	p	e
	C.R RES.		f	f-G	f-e	f-e	G	G-e	f-G	G	f-G	f-G	f-G	G-e	e
	ELECTRIC RES.		G	f	e	f-G	G	p-f	f	p-f	G	p-f	f-G	e	p-f
	CORROSION RES.		f-G	f-G	G-e	f-G	G	f-e	f-G	p-f	p-G	G	G	G-e	f-e
	ELASTICITY		g	g-e	g	g	g	g	g-e	g	e	g	g	g	e
	TEAR RES.		g	g	f-g	f	p-f	g	g	f	g-e	e	g	p-f	e
CLIMATE RESISTANCE	TEMP	HIGHT TEMP (℃)	120	135	175	260	230	150	100	175	100	100	100	280	180
	TEMP	LOW TEMP (℃)	-55	-55	-55	-40	-55	-55	-55	-40	-55	-55	-55	-85	40
	OXIDATION RES.		G	e	e	e	e	f/G	G	G	f/G	G	f/G	e	f/G
	OZONE RES.		G/e	c/e	e	e	e	p/G	G	G	p/f	G/e	p/G	e	p/G
	GAS TRANSMISSION RES.		e	G	G	G	p	G	G	G	f	e	f	p	G
	RADIO ACTIVITY RES.		u/f	f/G	f	f	f/G	f/G	f	f/G	f	G	G	f/G	f/G
	CLIMATE RES.		e	e	e	e	e	p/G	G	e	p/G	G	p/G	e	p/G
FLUID RESISTANCE	ACID		G	u-f	f	f	f/G	f/G	f	f/G	f	G	G	f/G	G
	ALKARI		G	f/G	G/e	G/e	f/G	f/G	G/e	u	f/G	p/f	G	f/G	G
	H2O		G/e	f/G	e	f/e	e	G/e	G/e	u	G	f/G	G	e	e/G
	ANIMAL & VEGETABLE OIL		f/G	G	G	G	G	G	G	G	u	G	u	G	G
	BRAKE OIL		f/G	u	e	u	u	u	u/f	u	f/G	u	G/e	p/G	u
	GASOLINE		u	G	u	e	G	f/G	u	u	u	G	u	u	G/e
	PETROLEUM		u	G	u	e	G	G	p/f	G	u	G	u	u	G
	ANTIFREEZING SOLUTION		f/G	f/G	G	G	G	G	f/G	u	f/G	f/G	f/G	G	G
	HIGHT ANILINE POINT		u	G/e	u	e	G	G	G	G	u	G	u	G	G
	LOW ANILINE POINT		u	G	u	e	G	G	p/f	G	u	G	u	f	G