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Optical Silicone Rubber For Injection Molding

CAS-TA40A/B is a two-part, phenylsiloxane-based silicone material ideal for high-performance LED and optical applications. It provides excellent thermal stability, moisture resistance, and optical clarity, making it suitable for injection molding.

Features

  • Two-component. Mixing ratio: 1:1
  • High transparency
  • Rapid curing
  • Adjustable refractive index
  • Excellent thermal stability

Applications

  • LED lenses and optical components
  • High-purity electronic applications

Technical Index

ItemMethodValue
AppearanceVisualTransparent
Density(g/cm³)JIS K62681.135
Viscosity(10⁴·mPa·s)JIS K62681.0~1.5
Hardness (Shore D)GB/T 531.1-200840
Tensile Strength(MPa)GB/T 528-20093
Elongation at Break(%)GB/T 528-2009300
Tear Strength(kN/m)GB/T 528-200918
Refractive Index1.465