Category: | TSU , Polyurethane Thermoset Elastomer |
Manufacturer: | Innovative Polymers, Inc. |
Trademark: | RapidVac™ |
Fillers: | - |
Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
Delivery Terms | FOB, CIF, DAP, DAT, DDP |
PDF: | qXQCyg_RapidVac-VA-258.pdf ![]() |
PRICE: | Order Products email sales@su-jiao.com |
Message |
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VA-258 is a rigid polyurethane formulated for hand-batch or vacuum assisted casting methods. Excellent physical properties can be obtained without the utilization of mercury, MOCA, or TDI. VA-258 meets the standards required to pass UL 94-V0. |
General Information | |
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Features |
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RoHS Compliance |
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Appearance |
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Processing Method |
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Physical | Nominal Value | Unit | |
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Specific Gravity | |||
Hardener | 1.20 | g/cm³ | |
Cured | 1.34 | g/cm³ | |
Base Resin | 1.45 | g/cm³ |
Mechanical | Nominal Value | Unit | Test Method |
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Flexural Modulus | 2280 | MPa | ASTM D790 |
Flexural Strength | 89.6 | MPa | ASTM D790 |
Impact | Nominal Value | Unit | Test Method |
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Notched Izod Impact | 43 | J/m | ASTM D256 |
Thermal | Nominal Value | Unit | Test Method |
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Deflection Temperature Under Load | ASTM D648 | ||
0.45 MPa, Unannealed | 96.0 | °C | |
1.8 MPa, Unannealed | 90.0 | °C |
Thermoset | Nominal Value | Unit | Test Method |
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Thermoset Components | |||
Hardener | Mix Ratio by Volume: 60 Mix Ratio by Weight: 50 | ||
Resin | Mix Ratio by Weight: 100 Mix Ratio by Volume: 100 | ||
Demold Time | 15 to 45 | min |
Uncured Properties | Nominal Value | Unit | Test Method |
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Viscosity | |||
38°C 1 | 0.55 | Pa·s | |
38°C 2 | 0.60 | Pa·s | |
38°C 3 | 1.0 | Pa·s | |
Curing Time 4 | 40 | hr | |
Gel Time | 1.5 to 2.5 | min |
Cured Properties | Nominal Value | Unit | Test Method |
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Shore Hardness (Shore D) | 80 to 90 | ASTM D2240 | |
Tensile Strength | 48.3 | MPa | ASTM D638 |
Tensile Elongation at Break | 11 | % | ASTM D638 |
Note Message | |
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1 . | Hardener |
2 . | Resin |
3 . | Mixed |
4 . | 24 hours at 77°F + 16 hours at 180°F |
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---|---|---|---|
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