| Model: | YJS-640 |
|---|---|
| Brand: | YiJiaSan silicone |
| Origin: | Made In China |
| Category: | Chemicals / Rubber Materials |
| Label: | - |
| Price: |
US $10
/ kilogram
|
| Min. Order: | 20 kilogram |
| Last Online:04 Jul, 2020 |
platinum cure silicone rubber rtv2 for artificial stone molds
1.Description
YJS-640 platinum cure silicone is a kind of two part silicone rubber in addition cure or platinum cure type with mixing ratio of 1:1 or 10:1. It can cure at room temperature as well as under heat. It's a kind of food grade silicone and mainly used for mold making.
2.Application
YJS-640 silicone rubber is mainly used for making molds of Jewellery, tire concrete stone, GRC, polyurethane products; wax, candle decoration; rapid prototyping and tire molds; chocolate, candy and similar products.
3. Technical Parameters
|
Hardness |
Shore A |
40±2 |
|
Mix Ratio |
A:B |
1:1/10:1 |
|
Color |
/ |
translucent |
|
Pot life |
25 °C (77F) |
30-40mins |
|
Curing time |
25 °C (77F) |
3-4 hours |
|
Mixed viscosity |
mPa.s |
9000±1000 |
|
Tear-strength |
kg/cm |
12±2 |
|
Tensile-strength |
M.pa |
6.0±1.0 |
|
Elongation |
% |
450±50 |
|
Shrinkage |
% |
≤0.1% |
4.Characteristics
*An exceptional fluidity and good operability, easy to demold
*Good tensile and tear strength
*Outstanding bubble releasing
*Non-deformation
*Low shirinkage
*Aging resistance ,high temperature resistance (200℃)
*Environmentally, food-grade
5. Warm Tips
1.As addition cure silicone is a kind of platinum cure system ,which will be easy to cause uncured problem ,so kindly follow the tips below :
2.Do not mix with liquid condensation silicone rubber or even the tool which used for condensation silicone;
3.Do not mix with organic matter which contains N, S, P organics and ionic compound like Sn, As,Hg, Ph;
4.Do not add any pigment or powder into the addition cure silicone rubber without any testing to prevent uncured problem.
6.SHELF LIFE:
When stored at or below 32°C (89.6°F) in the original unopened containers, G-8 series Silicone have a usable life of 12 months.
7.Package
1kg/drum; 20kg/drum;25kg/drum;200kg/drum.
