Description
QM 237 is a two-component, room temperature, addition cure silicone material. The cured rubber has excellent mechanical properties and good shelf-life stability. This material is a good choice for the molding of furniture, picture frames and architectural materials. QM 237 is exceptionally good where highly detailed parts and mold flexibility are required.
| Packing | Weight | Mix Ratio |
| Gallon Pail Kit | 11 lbs | 10:1 |
| 5 Gallon Pail Kit | 44 lbs | 10:1 |
| 55 Gallon Drum Kit | 550 lbs | 10:1 |
KEY FEATURES
Low viscosity
Fast demold time
Casting resin resistance
Excellent flexibility
MAIN APPLICATIONS
Molds for architectural replication
Molds for polyester, epoxy, and rigid or foam polyurethane resin casting
Molds for technical articles and prototypes
Molds for furniture and picture frame replication
| Uncatalyzed | |
| MIX RATIO 10:1 by weight | |
| BASE | QM 237A |
| Base Appearance | Beige |
| Base viscosite, cps | 20,000 |
| Base Specific Gravity, g/cm3 | 1.32 |
| CATALYST | QM 237B |
| Catalyst Appearance | Dark Blue |
| Catalyst Viscosity | Dark Blue |
| Catalyst Specific Gravity | 0.97 |
| Catalyzed Properties – QM 237 | |
| PROPERTY | QM 237 |
| Catalyzed Color | Dark Blue |
| Catalyzed Viscosity, cps | ~10,000 |
| Pot Life (minutes) | 35 minutes |
| Demold Time | 6-8 hours |
| Typical Cured Properties | |
| 3 Days at 25°C | |
| Durometer, Shore A | 37 |
| Tensile Strength | 580 psi |
| Elongation | 600% |
| Linear Shrinkage | < 0.1% |
| Useful Temperature Range | -60°C to 204°C |
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