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Mixing/Rubber Products
Telephone:
0571-88620153/88627090
Fax:
0571-88627317
Rubber anticorrosive lining
Telephone:
0571-88672316/88627088
Fax:
0571-88670771

Products

Oil well packer elastomer

Performance		Grade
Performance		HR520	HR620	HR720	HR820
Normal Performance	Hardness	50	60	70	80
	Tensile Strength Mpa	26	28	27	29
	Elongation at Break %	365	321	274	22
Heat Aging Resistance	Hardness Change	+4	+3	+3	+3
	Tensile Strength Change %	2.5	5.1	3.6	0.5
	Elongation at Break Change %	-6.8	-6.3	-5.2	-8.1
ASTM No.1 Oil Resistance	Hardness Change	+3	+2	+2	+2
ASTM No.1 Oil Resistance	Volume Change %	-2.4	-1.1	-2.2	-2.2
ASTM No.3 Oil Resistance	Hardness Change	-6	-6	-5	-5
ASTM No.3 Oil Resistance	Volume Change %	+8.6	+7.2	+7.5	+6.2
Compression Set %		22	20	20	23
Brittle Point ℃		-50	-50	-50	-50
Features and Applications		Resistant to refrigerant A134, heat, oil, HS, and acids and alkalis; low compression set

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