Product Name: High Power LED lens filled rubber 
 Product Model: TH-2331 
 A, product brief 
 TH-2331 for the two-component transparent silicone elastomer, is a special silicone-based products the company developed to protect the chip for high-power LED lights and gold thread, this product can be mixed in a 1:1 ratio at room temperature curing, the cured products high transmittance and good thermal stability, no shrinkage, no stress, resistance to moisture, high and low temperature performance, long-term use without significant changes in conditions of -40 ~ 250 ℃, with good insulation, good flexibility after curing, do not crack. 
 Second, the application example 
 Filled rubber is mainly used for high-power LED protection chips and gold lines, and the need for moisture-proof insulation, potting of electronic components. 
 Third, technical indicators 
 No. Test Item Specification 
 Solid 
 Of 
 Before the appearance of A colorless high transparent liquid 
 B colorless high transparent liquid 
 Two viscosity 
 mPa.s at @ 25 ° C A 1100 ± 200 
 B 1800 ± 200 
 3 mixing ratio A: B (weight) of 1:1 
 Operating time of 25 ° C 1 ~ 1.5 hours 
 5 curing conditions of 25 ℃ for 6 to 7 hours 
 Solid 
 Of 
 Post-6 Appearance transparent elastomer 
 7 transmittance of 450 nm @ lmm 99.6 
 8 800 nm @ lmm 99.7 
 Shore hardness of the HA 10 ~~ 12 
 10 refractive index of 1.43 
 11 dielectric loss MHz ≤ 0.3 
 Volume resistivity Ω ? cm to 6.5 × 1014 
 13 relative permittivity MHz ≤ 3.0 
 Tel :0755 -23,034,480 
 Phone: 15218712090 
 Contact: Ning 
 E-mail: 284909402@qq.com 
 Company Website: http://www.watihe.com 
 Address: Address: Baoan District, Shenzhen the Guanlan Junzibu Longxing first Industrial Zone Branch Science and Technology Park, Building B