FUMED SILICA.tech
SEMITECH · SILICA & MATTING

SEMISIL TP30 (AEROSIL® RY 50 equivalent)

BET 15–45 m²/g.

BET: 15–45 m²/gpH: 4.5–7.5SiO₂ ≥ 99.8%CAS 112945-52-5

Typical Applications

Toner spacer (positive charge)

SEMISIL TP30 (equivalent to AEROSIL® RY 50) is a high-performance silicone oil treated fumed silica manufactured by SEMITECH. With a BET surface area of 15–45 m²/g, SEMISIL RY50 delivers precise rheology control and reinforcement across demanding industrial formulations.

Quick Profile

  • Surface Area (BET): 15–45 m²/g
  • Surface Treatment: Silicone oil treated
  • Carbon Content: 3.0–4.5%
  • pH (4% dispersion): 4.5–7.5
  • Composition: SiO₂ ≥ 99.8%
  • CAS Number: 112945-52-5
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Industries & Applications

- Toner spacer (positive charge)

  • Toner spacer (positive charge)
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Why Choose SEMISIL RY50

- Factory-direct pricing — 20–40% cost advantage vs. European manufacturers - Consistent quality — ISO 9001 certified,…

  • Factory-direct pricing — 20–40% cost advantage vs. European manufacturers
  • Consistent quality — ISO 9001 certified, full CoA with every shipment
  • Technical support — formulation assistance and application testing
  • Flexible supply — from 25 kg sample drums to 20-ton container loads, 2–4 week lead time

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Free 1 kg sample for qualified buyers. Factory-direct pricing. 48h dispatch from Anhui R&D center.

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