WESTCO™ PPT Silica 115G – HD CAS# 112926-00-8

WESTCO™ PPT Silica 115G – HD is an amorphous, precipitated anhydrous silica with a medium surface area. It is used in rubber compounds as a reinforcing agent in applications where dispersion is critically important such as tires.

Standard Package – 20 kg plastic lined paper bag.
Custom packaging is available upon request


*Surface area (BET)

105 –130 m2/g

*Drying loss @ 105°C

4.0 – 8.0%


6.0 – 7.5

Sodium sulfate content

1.6% Max.

Bulk Density g/cc

0.26 – 0.34

*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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