Technical datasheet
Silopren™ LSR 2003
Supplied byMomentive Performance Materials- Last Updated on Feb 27, 2026
Silopren™ LSR 2003 by Momentive Performance Materials is a two-component liquid silicone rubber. Offers low hardness, non-tackiness, rapid molding cycle times (> 20-60 seconds) and sensory characteristics (added cushioning). Exhibits a rapid cure time of 10 to 40 seconds at 150 - 204°C. Designed for processing by liquid injection molding. Silopren™ LSR 2003 is used in consumer goods such as corn pads, heel inserts, shoe insoles and vibration dampers. Complies with USP Class VI and FDA 21 CFR 177.2600 regulations.
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Silopren™ LSR 2003 properties
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| 100% Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Elongation at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tear Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Torque | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Hardness, Shore | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Cure Time (T-02) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Cure Time (T-90) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Peak Rate | 0.0 Visible After Login | Visible After Login | Visible After Login |
Silopren™ LSR 2003 Processing Guidelines
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