ZEMSIL PS-VN3
≡ Ultrasil VN3Precipitated Silica (Rubber Reinforcing Grade)
CAS 7631-86-9
Also equivalent to: Hi-Sil 233
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175 ± 15
m²/g
BET Surface
~190
mL/100g
DBP Absorption
≥96
%
SiO₂ Content
6.0–7.5
pH
Specifications
| Property | Value | Unit |
|---|---|---|
| BET Surface Area | 175 ± 15 | m²/g |
| DBP Absorption | ~190 | mL/100g |
| SiO₂ Content (dry basis) | ≥96 | % |
| Moisture (105°C, 2h) | ≤7 | % |
| pH (5% suspension) | 6.0–7.5 | — |
Applications
Tire TreadShoe SolesMechanical Rubber GoodsConveyor Belts
Key Features
- —Classic VN3-type rubber reinforcing grade
- —Equivalent to Ultrasil VN3 and Hi-Sil 233
- —Compatible with all silane coupling agents
Precipitated Silica
- ZEMSIL PS-115115 ± 15 m²/g
- ZEMSIL PS-165165 ± 15 m²/g
- ZEMSIL PS-175175 ± 15 m²/g
- ZEMSIL PS-200200 ± 20 m²/g
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