Low refraction index methyl silicone packing gel ZINCA 35140

High refraction index phenyl silicone packing gel  35140

Details

High refraction index phenyl silicone packing gel  35140

Model:  35140

Recommended application: SMD

A component viscosity(mPa·s(25℃):9500

B component viscosity(mPa·s(25℃):4000

Mixing ratio: 1:4

Mixture viscosity(mPa·s(25℃): 5500

Curing condition:100℃/1h+150℃/3h

Refraction index: 1.54

Hardness(°,Shore): 35D

Elongation%:55

Tensile strength(Mpa):7

Luminousness(%):85

Moisture permeability(g/m²·24h): 6.40

Oxygen transmission rate(cm³/ m²·24h): 310

Coefficient of linear expansion(ppm): 180

Feature:Very good resistance to sedimentation performance, keep color and temperature uniformity.

 


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