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RapidVac™ VA-255
| 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: | WRABpe_RapidVac-VA-255.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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| VA-255 is a rigid polyurethane formulated for hand-batch and vacuum cast methods. Excellent physical properties can be obtained with a room temperature cure without the utilization of mercury, MOCA, or TDI. VA-255 has excellent green strength for good demold characteristics. |
| General Information | |
|---|---|
| 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 | Test Method |
|---|---|---|---|
| Specific Gravity | |||
| Hardener | 1.11 | g/cm³ | |
| Cured | 1.14 | g/cm³ | |
| Base Resin | 1.25 | g/cm³ | |
| Molding Shrinkage - Flow | 0.20 to 0.60 | % | ASTM D2566 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Flexural Modulus | 2760 | MPa | ASTM D790 |
| Flexural Strength | 114 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact | 53 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load | ASTM D648 | ||
| 0.45 MPa, Unannealed | 90.0 | °C | |
| 1.8 MPa, Unannealed | 82.0 | °C |
| Thermoset | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Thermoset Components | |||
| Hardener | Mix Ratio by Volume: 62 Mix Ratio by Weight: 55 | ||
| Resin | Mix Ratio by Weight: 100 Mix Ratio by Volume: 100 | ||
| Demold Time | 120 to 240 | min |
| Uncured Properties | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Viscosity | |||
| 25°C 1 | 0.20 | Pa·s | |
| 25°C 2 | 0.35 | Pa·s | |
| 25°C 3 | 1.0 | Pa·s | |
| Curing Time 4 | 28 | hr | |
| Gel Time | 8.0 to 12 | min |
| Cured Properties | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Shore Hardness (Shore D) | 75 to 85 | ASTM D2240 | |
| Tensile Modulus | 1930 | MPa | ASTM D638 |
| Tensile Strength | 68.9 | MPa | ASTM D638 |
| Tensile Elongation at Break | 8.0 | % | ASTM D638 |
| Note Message | |
|---|---|
| 1 . | Resin |
| 2 . | Mixed |
| 3 . | Hardener |
| 4 . | 24 hours at 77°F + 4 hours at 150°F |
| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| TEKAMID™ TA210HI | Mando Advanced Materials Co., Ltd. | Nylon 66 | TEKAMID™ |
| TPV Elastoprene® N80A-i | ELASTORSA Elastomeros Riojanos S.A. | PP+EPDM | TPV Elastoprene® |
| NEO-ZEX™ 0144H | Prime Polymer Co., Ltd. | LLDPE | NEO-ZEX™ |
| Badamid® LA70 GF35 | Bada AG | Nylon 66 | Badamid® |
| OMIKRON BE 937 NAT | TECNOPOL | PP Homopolymer | OMIKRON |
