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Silicone addition phenyl phthalate DOW CORNING OE 7640 A-B OPTICAL ENCAPSULANT D-45 CLEAR

Two-liquid thermosetting optical grade silicone

Category:

Silicone rubber


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Product Detail

Appearance color: transparent

Viscosity (mPa.s): 3,500

Temperature range (°C): -45~200

Storage conditions: 12M@25°C

Hardness: D43

Packing: 1.8kg/Kit

Applications: wafer protection

Curing conditions: 150 ° C x 2 Hrs

Mixing ratio: 1:5

Certification: RoHS/HF

Date of manufacture / product validity: 12 months

Elongation (%): 170

Tensile strength (psi): 3.2

Glass transition temperature (Tg): 31

Refractive index: 1.54

Optical properties (light transmittance or reflectance) thickness (3.2mm): 100%

Specific gravity (g/ML): 1.18

Then force-wafer thrust value (Mpa): 6.9

Optical type: high refractive index

A agent viscosity (m.Pas): 400

B agent consistency (m.Pas): 8,500

Moisture permeability (g/m2/24h, 40C/90%): 14

Oxygen permeability (cm3/m2/24h): 600

Linear thermal expansion coefficient (PMM / ° C): 223