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RapidVac™ VA-285
| 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: | IpfYNV_RapidVac-VA-285.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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| VA-285 is a tough, heat-resistant polyurethane formulated for vacuum assisted casting systems and short mold cycle times. Excellent physical properties can be obtained without the utilization of mercury, MOCA, or TDI. VA-285 is easily pigmented. |
| 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 | 1.13 | g/cm³ | |
| Cured | 1.20 | g/cm³ | |
| Base Resin | 1.25 | g/cm³ | |
| Molding Shrinkage - Flow | 0.20 to 0.50 | % | ASTM D2566 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Flexural Modulus | 2520 | MPa | ASTM D790 |
| Flexural Strength | 93.1 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact | 40 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load | ASTM D648 | ||
| 0.45 MPa, Unannealed | 95.0 | °C | |
| 1.8 MPa, Unannealed | 88.0 | °C |
| Thermoset | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Thermoset Components | |||
| Hardener | Mix Ratio by Volume: 64 Mix Ratio by Weight: 58 | ||
| Resin | Mix Ratio by Weight: 100 Mix Ratio by Volume: 100 | ||
| Demold Time | 30 to 60 | min |
| Uncured Properties | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Viscosity | |||
| 38°C 1 | 0.20 | Pa·s | |
| 38°C 2 | 0.50 | Pa·s | |
| 38°C 3 | 0.97 | Pa·s | |
| Curing Time 4 | 25 | hr | |
| Gel Time | 3.5 to 4.5 | min |
| Cured Properties | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Shore Hardness (Shore D) | 80 to 90 | ASTM D2240 | |
| Tensile Strength | 80.7 | MPa | ASTM D638 |
| Tensile Elongation at Break | 12 | % | ASTM D638 |
| Note Message | |
|---|---|
| 1 . | Resin |
| 2 . | Mixed |
| 3 . | Hardener |
| 4 . | 24 hours at 77°F + 1 hour at 150°F |
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|---|---|---|---|
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| ExxonMobil™ LDPE LD 516.LN | ExxonMobil Chemical | LDPE | ExxonMobil™ LDPE |
| Petrothene® LT606932 | LyondellBasell Industries | HDPE | Petrothene® |
