|
NBR***7
1. Uses: Used in oil gaskets, rings, oil seals, diaphragms, rubber
sheet, industrial rubber rollers, textile products, extruded
products, rubber shoes, tank linings, adhesives, oil coating,
cables, fire-resistant coating.
2.packing, transportation and storage
Paper plastic compound bag. Net weight *5kg - *5kg. Should be
stored at room temperature, ventilated, clean, dry warehouse. Open
dumps and direct sunlight is strictly prohibited. During transport,
easures should taken to prevent direct sunlight and rain soaking;
Transport vehicles should be clean and avoid the package being
damaged and debris bing mixed.
3. Specifications.
|
Item Name
|
Specification
|
Test Method
|
|
Fine Grade
|
Medium Grade
|
|
Volatile Matters,% ≤
|
0.*0
|
1.*0
|
GB/T ********7
|
|
Ash Content,% ≤
|
0.*5
|
GB/T ********7 method A
|
|
Combined Acrylonitrile content,%
|
*8.***0.5
|
*7.***1.5
|
SH/T ********7
|
|
Raw rubber mooney viscosity,
ML(1*4)**0?
|
****5
|
GB/T ***2.*****0
|
|
**0% Stretching Stress
(**5??*5min)?MPa
|
9.***4.9
|
9.***4.9
|
GB/T ********8
ASTM IRB No.7
GB/T *******8
|
|
Tensile strength (**5??*5min)?MPa
≥
|
*4.5
|
*2.5
|
|
Elongation(**5??*5min)?
% ≥
|
**0
|
**0
|
| ps? NBR***7 is mass slight polluting rubber mass,
with no coking particles,Sediment and mechanical impurities. |
|
|
| |
NBR***4
1. Uses: Used in oil gaskets, rings, oil seals, diaphragms, rubber
sheet, industrial rubber rollers, textile products, extruded
products, rubber shoes, tank linings, adhesives, oil coating,
cables, fire-resistant coating.
2. Packing, transportation and storage
Paper plastic compound bag. Net weight *5kg - *5kg. Should be
stored at room temperature, ventilated, clean, dry warehouse. Open
dumps and direct sunlight is strictly prohibited. During transport,
easures should taken to prevent direct sunlight and rain soaking;
Transport vehicles should be clean and avoid the package being
damaged and debris bing mixed.
3. Specifications
|
Item Name
|
Specification
|
Test Method
|
|
Fine Grade
|
Medium Grade
|
|
Volatile Matters,% ≤
|
0.*0
|
1.*0
|
GB/T ********7
|
|
Ash Content,% ≤
|
0.*5
|
GB/T ********7 method A
|
|
Combined Acrylonitrile content,%
|
*2.***4.5
|
*1.***4.5
|
SH/T ********7
|
|
Raw rubber mooney viscosity,
ML(1*4)**0?
|
****0
|
GB/T ***2.*****0
|
|
**0% Stretching Stress
(**5??*5min)?MPa
|
7.***3.4
|
6.***3.4
|
GB/T ********8
ASTM IRB No.7
GB/T *******8
|
|
Tensile strength (**5??*5min)?MPa
≥
|
*4.5
|
*3.5
|
|
Elongation(**5??*5min)?
% ≥
|
**0
|
**0
|
| ps? NBR***7 is mass slight polluting rubber mass,
with no coking particles,Sediment and mechanical impurities. |
|
