Main Applications:
Suitable for crafts, resin stones, badges, nameplate signs, etc
Key Features:
Good diaphaneity, excellent surface gloss.
Model No. 681-AB
Uncured
A Model No. 681-A
Viscosity 5500-6000(CPS)
Appearance Transparent Liquid
Density 1.12± 0.1g/cm3
B Model No. 681-B
Viscosity 100-150(CPS)
Appearance Transparent Liquid
Density 0.8± 0.1g/cm3
Mix Ratio(A: B) 2: 1( by weight)
Pot Life (100g, 25° C) 30-45 minutes
Curing Time 8-12 hours at 25° C
3 hours at 45° C
(The rate of cure can be accelerated by heat. )
Cured
Bonding strength 145-165(kg/cm2 )
Bending strength 235-245(kg/cm2)
Shearing Strength 95-115(kg/cm2)
Hardness 80° (SHORED)
Electronic Characteristics
Surface impedance 1× 1014(Ω /cm2)
Volume Resistivity 3× 1013(Ω /cm2)
Dielectric Constant 4.2
Breakdown Voltage ≥ 22.0 KV/mm
|
Model No. |
681-AB |
|
Uncured |
A |
Model No. |
681-A |
|
Viscosity |
5500-6000(CPS) |
|
Appearance |
Transparent Liquid |
|
Density |
1.12±0.1g/cm 3 |
|
B |
Model No. |
681-B |
|
Viscosity |
100-150(CPS) |
|
Appearance |
Transparent Liquid |
|
Density |
0.8±0.1g/cm 3 |
|
Mix Ratio (A:B) |
2 : 1(by weight) |
Pot Life
(100g, 25°C ) |
30-45minutes |
|
Curing Time |
8-12 hours at 25°C
3 hours at 45°C
(The rate of cure can be accelerated by heat.) |
|
Cured |
bonding strength |
145-165(kg/cm 2 ) |
|
bending strength |
235-245(kg/cm 2 ) |
|
Shearing Strength |
95-115(kg/cm 2 ) |
|
Hardness |
80° (SHORED) |
|
Electronic Characteristics |
Surface impedance |
1×10 14 (Ω/cm 2 ) |
|
Volume Resistivity |
3×10 13 (Ω/cm 2 ) |
|
Dielectric Constant |
4.2 |
|
Breakdown Voltage |
≥ 22.0 KV/mm |
|
Key Features |
Good diaphaneity, excellent surface gloss. |
|
Main Applications |
Suitable for crafts, resin stones, badges, nameplate signs, etc |
Aspire Technology Co., Ltd. - We are a professional manufacturer and exporter of Silicone Rubber material in Shenzhen, China since 1994. Production base is located in Zhuhai city. Aspire has the formulating and manufacturing expertise to produce custom silicones for a variety of applications. With over twenty years' experience of manufacture in domestic market, Aspire now develop and expand to abroad rapidly, and we have confident to satisfy requirements worldwide.
Our product range includes: Two-component Room Temperature Vulcanization (RTV-2) condensation cure (tin catalyzed) and addition cure (platinum catalyzed) silicone rubber compounds for mold making; High Temperature Vulcanization (HTV) silicone compounds; Silicone sealant for construction; RTV-2 for electric and electronic application; Silicone fluids; Epoxy resin, etc^Our own custom formulations, unrivalled experience and expertise enable us to offer our customers the best fit solution, more cost effective material, and continuity of supply for diverse range of needs.
With experienced technicians and well-trained marketing teams, by utilizing high quality raw material, scientific design & work flow, and along with strict quality control. We guarantee our customers with high quality products, professional technical guidance and excellent after-sales service. You can expect not only professional service from the initial inquiry through to delivery of the product, but also additional expertise and advice that we are happy to provide over and above just doing our job.
"Credit First, Service foremost", we want to become your preferred silicone rubber supplier. In return, we will work tirelessly for you developing silicone materials and products to give you the competitive advantages you require. With good faith and for mutual benefits, we are looking forward to establishing long-term business cooperation as well as good friendship with you. Welcome to contact us!
