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High dispersion;
Partical size: 100mech;
BET:165-185
used as rubber sole reinforcing agent,and has the function to make rubber products look light-colored and apparent.its reinforced porperties approximate to carbon black
|
SPEC |
Fengsil-180P |
Fengsil-180BD |
Fengsil-180GR |
|
Appearance |
White powder |
Micro pearl |
White granule |
|
Heating loss(105°C) % |
4.0-7.0 |
4.0-7.0 |
4.0-7.0 |
|
Loss on ignition(1000±25°C) % |
4.0-6.0 |
4.0-6.0 |
4.0-6.0 |
|
SiO2(content) % |
≥92 |
≥92 |
≥92 |
|
PH value |
6.5-7.5 |
6.5-7.5 |
6.5-7.5 |
|
Fe2O3 mg/kg |
≤300 |
≤300 |
≤300 |
|
DBP oil factor cm3/g |
2.0-3.0 |
2.0-3.0 |
2.0-3.0 |
|
45μm residue % |
≤0.1 |
≤0.1 |
≤0.1 |
|
BET specific surface area m2/g |
170-190 |
170-190 |
170-190 |
|
Na2SO4 % |
≤1.5 |
≤1.5 |
≤1.5 |
|
Partical size 40-100 mesh % |
≤10 |
≥90 |
- |
|
Partical size ≥100 mesh % |
≥90 |
- |
≤5 |
|
Partical size ≥200 mesh % |
- |
≤5 |
- |
precipitated slica powder for rubber industrial
