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BJB Polyurethane TC-821 A/B
| Category: | TSU , Polyurethane Thermoset Elastomer |
| Manufacturer: | BJB Enterprises, Inc. |
| Trademark: | BJB Polyurethane |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | GDNfsd_BJB-Polyurethane-TC-821-A-B.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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TC-821 A/B produces a high impact rigid 84 Shore D material that is commonly used to make computer housings, models of all kinds, artwork, and can also be used for electronic component encapsulation. Product Highlights:
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| General Information | |
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| Uses |
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| RoHS Compliance |
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| Appearance |
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| Forms |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 1.18 | g/cm³ | ASTM D792 |
| Specific Gravity | |||
| Part A : 25°C | 1.187 | g/cm³ | |
| Part B : 25°C | 1.057 | g/cm³ | |
| Shrinkage 1 | 0.50 | % |
| Thermoset | Nominal Value | Unit | |
|---|---|---|---|
| Demold Time (25°C) | 30.0 to 60.0 | min | |
| Work Time (25°C) 2 | 2.0 | min |
| Fill Analysis | Nominal Value | Unit | |
|---|---|---|---|
| Brookfield Viscosity | |||
| Mixed : 25°C | 1.20 | Pa·s | |
| Part A : 25°C | 0.0600 | Pa·s | |
| Part B : 25°C | 2.30 | Pa·s |
| Additional Information | Nominal Value | Unit | |
|---|---|---|---|
| Cure Time (25°C) | 5.0 to 7.0 | day |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Durometer Hardness (Shore D) | 82 to 86 | ASTM D2240 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Modulus | 1650 | MPa | ASTM D638 |
| Tensile Strength (Yield) | 52.4 | MPa | ASTM D638 |
| Tensile Elongation (Yield) | 12 | % | ASTM D638 |
| Flexural Modulus | 2070 | MPa | ASTM D790 |
| Flexural Strength | 79.3 | 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 | 90.6 | °C | |
| 1.8 MPa, Unannealed | 76.7 | °C |
| Thermoset | Nominal Value | Unit | |
|---|---|---|---|
| Thermoset Components | |||
| Part A | Mix Ratio by Weight: 100, Mix Ratio by Volume: 100 | ||
| Part B | Mix Ratio by Weight: 90, Mix Ratio by Volume: 100 | ||
| Shelf Life | 26 | wk |
| Note Message | |
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| 1 . | 12" x 1/2" x 1/2" |
| 2 . | 100g |
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