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chad NFS9700 series extruded fluorosilicone rubber
Product Description
Product Introduction
This product is suitable for double two four vulcanization extrusion molding.
Has excellent oil resistance, solvent resistance, acid and alkali resistance.
Technical indicators
|
Item
|
Indicators |
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|
No. |
NFS9760 |
NFS9770 |
|
|
Appearance Test Method |
Translucent, smooth surface, No impurities |
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|
Density/g/cm3 |
ASTM D792 |
1.44 |
1.48 |
|
Hardness/shoreA |
ASTM D2240 |
60 |
70 |
|
Tensile strength/MPa |
ASTM D412 |
10.5 |
10.1 |
|
Elongation at break/% |
ASTM D412 |
207 |
201 |
|
Tear strength/KN/m |
ASTM D624-B |
18 |
17 |
|
* Heat resistance |
Hardness change/A |
4 |
5 |
|
Change rate of tensile strength/% |
-27 |
-24 |
|
|
Change rate of elongation/% |
-26 |
-23 |
|
|
Fuel C |
ASTM D471 |
21 |
20 |
|
IRM903 |
ASTM D471 |
4.5 |
4 |
|
PH of nitric acid/sulfuric acid/hydrochloric acid mixed solution <1 100 ℃× 120h |
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|
Acid resistance |
ASTM D471 |
0.3 |
0.3 |
|
3% sodium hydroxide aqueous solution 60 ℃ × 72h |
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|
Alkali resistance |
ASTM D471 |
0.4 |
0.3 |
|
vulcanization conditions |
0.8 parts of double -24, one-stage vulcanization: 120 ℃× 15min, two-stage vulcanization: 200 ℃× 4h |
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* 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
Method of use:
It is recommended to use 0.8-1.0 parts of ditetrakis (bis (2,4-dichlorobenzoyl) DCBP) vulcanizing agent.
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.
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