| About |
|---|
| Liquid silicone rubber material for baby nipples Product Description SQUARE LIM3900-XXA/B is high transparence and tear strength, 2-part liquid silicone rubber suitable for injection molding processes, catalyzed by platinum. Key Features High transparence High tear and tensile strength Good rebound property Excellent thermal and cold stability (-60°C – 250°C) Low yellowing Outstanding resistance to ageing Meet US FDA CFR 21.Part.177.2600 and EN14350.2, the 4.9 test standard of volatile compound and Europe RoHS standard At the temperature of 20°C and in the condition of air-proof, the shelf life is 5 days after mixing A and B, the shelf life will decrease with the increasing of the temperature. Applications SQUARE® LIM39XXA/B is suitable for making baby nipples etc.&& |
| Product Description | |
|---|---|
| Supplier | SQUARE |
| Generic | 硅橡胶,LSR |
| Material Status | Commercial: Active |
| Features | Good Clarity,Good Tensile Strength,Good tear strength,Heat Stabilized |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Liquid injection molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.16 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD | 2.0 | % | JIS K6301 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 70 | ASTM D2240 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 7.00 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 340 | % | ASTM D412 |
| tear strength | 28.0 | kN/m | ASTM D624 |
| Compression deformation | |||
| 175℃，22 hr | 25 | % | DIN 53517 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| storage stability | |||
| 20 ℃ | 7200 | min | |
| Storage period | 52 | wk |
| Uncured Properties | Nominal value | Unit | Test method |
|---|---|---|---|
| viscosity | 800 | Pa·s | DIN 53019 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Die B |
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