200 - 40,000 kilogram
40,001 - 999,999 kilogram
group nameRTV-2 silicone rubber for molds making
Min Order200 kilogram
brand nameHong Ye silicone rubber
modelE642# silicone rubber
payment methodT/T, L/C, Westem Union
update timeTue, 05 Nov 2013 12:06:53 GMT
Min Order200 kilogram
Addition Silicone Rubber Material For PU Resin Component Description :
Addition Silicone Rubber Material For PU Resin Component are generally named as two-part addition silicone rubber that vulcanises at room temperature.Part A is a flowable liquid, part B is the curing agent(platinum catalyst). It features an exceptional fluidity ,good operability,excellent physical properties and very low shrinkage. The mixing ratio between Part A and Part B can be 10:1 or 1:1.
Addition Silicone Rubber Material For PU Resin Component Main application:
Addition Silicone Rubber Material For PU Resin Component Main properties:
Addition Silicone Rubber Material For PU Resin Component
(The mixing ratio of part A and part B can be adjusted to 1:1or 10:1)
Product | E-615 | E-620 | E-625 | E-630 | E-642 |
Appearance | Translucent | Translucent | Translucent | Translucent | Translucent |
Hardness(shore A) | 15±2 | 20±2 | 25±2 | 30±2 | 42±2 |
Mix ratio(A:B) | 1:1 | 1:1 | 1:1 | 1:1 | 10:1 |
Viscocity Part A(mPa.s) | 22000±2000 | 23000±2000 | 27000±2000 | 25000±2000 | 55000±2000 |
Viscocity Part B(mPa.s) | 1900±500 | 1900±500 | 1800±500 | 2400±500 | 150±50 |
Tensile strength (MPa) | 5.2 | 5.7 | 6.7 | 5.5 | 7.6 |
Tear-strength (kN/m) | 25 | 26 | 23 | 24 | 22 |
Elongation(%) | 569 | 581 | 480 | 410 | 450 |
Density | 1.05 | 1.05 | 1.07 | 1.13 | 1.14 |
Pot life/working time (mins) | 30-40 | 30-40 | 30-40 | 30-40 | 30-40 |
Curing time/setting time (hrs) | 3-4hrs(25°C) 120-30mins(60°C) | 3-4hrs(25°C) 120-30mins(60°C) | 3-4hrs(25°C) 120-30mins(60°C) | 3-4hrs(25°C) 20-30mins(60°C) | 6-8hrs(25°C) 130-50mins(60°C) |
Shrinkage rate (%) | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Notice:
Addition Silicone Rubber Material For PU Resin Component is forbidden to mix with organic compounds of condensation cure silicone rubber,otherwise, the silicone rubber will not cure, and also should not mix with organic compounds containing S, P, N as well as metallic salt of organic acids. It also will cause this product cure uncompletely or not cure.
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