WESTCO™ PPT Silica 195 P/G CAS# 112926-00-8

WESTCO™ PPT Silica 195 is an amorphous, precipitated anhydrous silica with a very high surface area. It is used in rubber compounds as a reinforcing agent to maximize tensile and tear strength as well as resistance to abrasion.

Standard Package – Silica 195P – 20 kg plastic lined paper bag.
Silica 195G – 25 kg plastic line paper bag
Custom packaging is available upon request



Powder (195P) or Granules (195G)

*Surface area (BET) m2/g

180 –210

*Drying loss (105°C)

4.0 – 8.0%


6.0 – 7.5

*Assay, % min. silica


*Sodium sulfate content

1.6% Max.

DBP Absorption, cm3 /100g

200 - 300

Sieve Residue, max. 45 µm


*Actual tech data / technical data values reported on Certificate of Analysis

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      • Western Reserve Chemicals
      • 60 S. Seiberling Street
      • Akron, OH 44305

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