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chad NFS9200 series high tear-resistant fluorosilicone compound

This product is based on fluorosilicone elastomer rubber, adding a uniform mixture of various fillers and additives. Excellent high strength and high tear performance. Excellent oil resistance, solvent resistance and high and low temperature resistance.

Product Description

Product Introduction

This product is based on fluorosilicone elastomer rubber, adding a uniform mixture of various fillers and additives.

Excellent high strength and high tear performance.

Excellent oil resistance, solvent resistance and high and low temperature resistance.

Technical indicators

 

 

Item

Objective

Indicators

Brand

NFS9240

NFS9250

NFS9260

Test Method/Appearance

Milky White translucent

Density/g/cm3

ASTM D792

1.42

1.44

1.45

Hardness/shoreA

ASTM D2240

40

50

60

Tensile strength/MPa

ASTM D412

10.1

10.2

10.3

Elongation at break/%

ASTM D412

490

457

440

Tear strength/KN/m

ASTM D624-B

35

42

43

Permanent compression deformation (177 ℃ * 22h)

ASTM D395

11

11

12

* Heat resistance
225 ℃× 72h

Hardness change
(Shaw A)

3

3

2

Tensile strength
Rate of change,%

-19

-16

-17

Elongation at break
Rate of change,%

-14

-17

-18

Fuel C
Volume change rate/%
23 ℃/72h

ASTM D471

23

21

20

vulcanization conditions

Add 0.7 parts of double 25, vulcanize for 170 ℃× 15min in one stage, and vulcanize for 200 ℃× 4h in the second stage.

* The data in the table is the typical performance of the product and is not used as the factory standard.

* To meet the heat-resistant requirements need to add heat-resistant additives

Processing recommendations:

It is recommended to use 0.6~1 parts of bispentamethylsulfiding agent (2,5-dimethyl-2,5-bis (tert-butylperoxy) hexane).

The customer should determine the most suitable curing temperature and time according to the product size and curing method.

Product packaging:

This product is non-dangerous goods, carton packaging, plastic bags, ten kilograms per bag, two bags per box.

Storage period:

This product has a cold flow, transport and use should avoid damage to the packaging bag.

Store in a cool and dry environment, shelf life of 12 months.