Silicone Encapsulant with Low Refractive Index

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Model:
SR2524-A/B

Features
1. Ideal encapsulation material with low refractive index
2. Excellent fluidity
3. Great performance in resisting heat, cold and UV lights
4. Remarkable adhesive property to metal, PPA, ceramics and other base materials

Application
The low refractive index silicone encapsulant is an ideal solution for LED encapsulation applications.

Packaging
1kg/bottle

Typical Properties

Before curing	Physical properties	SR2524A	SR2524B
	Appearance	Colorless and transparent	Colorless and transparent
	Refractive index ( 25°C )	1.41	1.41
	Density (g/ cm)	1.02	1.02
	Viscosity ( 25°C )mPa·s	5500	4500
	Mixing ratio	100	100
	Viscosity after mixing ( 25°C )mPa·s	4800
	Operable time ( 25°C )	2h
After curing	SHORE hardness	0A
	Refractive index ( 25°C )	1.41
	Tensile strength (Mpa)	7
	Light transmittance (450 nm, 1 mm)	94%

Notes:
1) Curing condition: curing for 12 hours at normal temperature
2) Storage: Store the silicone encapsulant at room temperature in an indoor dry and ventilated place without direct sunlight. Shelf life is 12 month.
3) Viscosity is measured by NDJ-79 rotary viscosimeter.
4) Above table is only for reference use. Contact us detailed molding process.

$Silicone Encapsulant with Low Refractive Index$

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