Low refraction index methyl silicone packing gel ZINCA 34255

High refraction index phenyl silicone packing gel  34255

Details

High refraction index phenyl silicone packing gel  34255

Model:  34255

Recommended application: SMD

A component viscosity(mPa·s(25℃):10000

B component viscosity(mPa·s(25℃):4500

Mixing ratio: 1:5

Mixture viscosity(mPa·s(25℃): 5500

Curing condition:100℃/1h+150℃/3h

Refraction index: 1.54

Hardness(°,Shore): 55D

Elongation%:40

Tensile strength(Mpa):8

Luminousness(%):92

Moisture permeability(g/m²·24h):5.70

Oxygen transmission rate(cm³/ m²·24h):270

Coefficient of linear expansion(ppm):160

Feature:Very good sulfur resistance and heat resistance, suitable for high power package.

 


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