Guangzhou Ruihe New Material Technology Co., Ltd
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6250-40KD A/B two part Liquid Silicone Rubber high adhesion industrial seals part Antistatic
Description
Rui-He 6250-40KD A/B® is a kind of two-component liquid silicone rubber for injection molding processes, consisted of part A and part B. It can be used to produce electronics keys supplies with a high rebound and good resistance to yellow. All LSR are platinum cured (vulcanized) materials which are mixed in a 1: 1 ratio by weight.
Key Features and Benefits
Typical Properties
| 6250-40KD | |||
| Properties | Unit | A | B |
| Appearance | Transparent | Transparent | |
| Viscosity | mPa.s | 1400000-200000 | |
| Density | g/cm3 | 1.11±0.02 | |
| Shore A Hardness | A/JLS | 40 ± 2 | |
| Tensile Strength | MPa | ≥ 7.5 | |
| Elongation at break | % | ≥ 550 | |
| Tear Strength | KN/m | ≥ 20 | |
| Linear Shrinkage | % | ≤ 0.1 | |
| Tensile set | % | ≥1.7 | |
| Rebound | % | ≥55 | |
| Compression set | (22 hrs at 175℃) % | ≤30 | |
These figures are for reference only, please contact us for details.
The mixing ratio of components A: B = 1: 1.
Vulcanization: 150 °C / 5 min
Applications
Because of the outstanding properties, 6250-40KD A/B® liquid silicone rubber is particularly suitable for keys supplies, such as a computer keyboard.
Certificate
Rui-He 6250-40KD A/B® Liquid silicone rubber obtained the following test certificate: RoHS, FDA, REACH, PAHS, ISO9001:2016, etc.
Packaging & Storage
Available in 20kg pails or 200kg drums.
Store in a cool, dry place out of direct sunlight, use it within 12 months from the day of manufacture.
Notice
This product cannot be contacted with compounds containing N, P, S to avoid affecting the catalytic effect of platinum.
Why Choose Us?
1. 15 years manufacturing experience focus on silicone rubber
2. All Products shipped is Up to FDA, RoHS, Reach, LFGB, testing standard
3. Overall quality controlling procedure and perfect service to you
4. Offer to tailoring the order accordance with customer's requirement in detail
5. 800 tons solid silicone rubber, 300 tons LSR silicone rubber and 200 tons silicone oil every month
6. Special organic silicon R&D team and precision inspection instruments equipped
7. Automatic manufacturing equipment adopted, which ensure the products shipped quality well largely
If you need to know the prices of our silicone rubbers, please contact us. We do not provide prices on the website because prices fluctuate for many reasons.