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BJB Polyurethane TC-872 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: | gUoat9_BJB-Polyurethane-TC-872-A-B.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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| TC-872 A/B is a RoHS compliant, non-mercury based catalyst polyurethane system that produces a tough 70 shore D material. This system has an exceptionally high impact and a high heat deflection temperature which in some cases can be post cured without having to use fixtures. |
| General Information | |
|---|---|
| Features |
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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 | 1.06 | g/cm³ | |
| -- | 1.13 | g/cm³ | ASTM D792 |
| -- 2 | 1.16 | g/cm³ | |
| Specific Volume | 0.921 | cm³/g | |
| Color | |||
| Part A | Colorless | ||
| Part B | Amber |
| Thermoset | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Gel Time | 13.0 to 15.0 | min | |
| Work Time (25°C) 3 | 10.0 to 12.0 | min |
| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Molding Shrinkage - Flow (12.7 mm) | 0.40 | % | ASTM D2566 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Durometer Hardness (Shore D) | 68 to 72 | ASTM D2240 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Modulus | 492 | MPa | ASTM D638 |
| Tensile Strength (Yield) | 22.8 | MPa | ASTM D638 |
| Tensile Elongation (Yield) | 28 | % | ASTM D638 |
| Flexural Modulus | 584 | MPa | ASTM D790 |
| Flexural Strength | 22.9 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact | 95 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load (0.45 MPa, Unannealed) | 116 | °C | ASTM D648 |
| Thermoset | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Thermoset Components | |||
| Part A | Mix Ratio by Weight: 100, Mix Ratio by Volume: 100 | ||
| Part B | Mix Ratio by Weight: 35, Mix Ratio by Volume: 32 | ||
| Shelf Life | 26 | wk | |
| Thermoset Mix Viscosity | ASTM D2393 | ||
| 25°C 4 | 750 | cP | |
| 25°C 5 | 650 | cP | |
| 25°C 6 | 830 | cP | |
| Post Cure Time (25°C) | 120 to 170 | hr |
| Note Message | |
|---|---|
| 1 . | Part A |
| 2 . | Part B |
| 3 . | 100g mass |
| 4 . | Mixed, Brooksfield |
| 5 . | Part B, Brooksfield |
| 6 . | Part A, Brooksfield |
| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| Mylar® EL (142 guage) | DuPont Teijin Films U.S. | PET | Mylar® |
| Cheng Yu N6G35 | Cheng Yu Plastic Company Limited | Nylon 6 | Cheng Yu |
| DeWAL DW 103 | DeWAL Industries | PTFE | DeWAL |
| HiFill FR® PC 1003 FR-NR UV | Techmer Engineered Solutions | PC | HiFill FR® |
| Durethan® BKV 135 DUS008 000000 | LANXESS GmbH | Nylon 6 | Durethan® |
