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BJB Polyurethane TC-690 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: | sAigB2_BJB-Polyurethane-TC-690-A-B.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
Wechat:
| Message |
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| TC-690 A/B is a two-component polyurethane elastomer compound. This product is a safe, easy-to-handle, room temperature mixing and curing system that contains no TDI, MDI, MDA or MOCA. The low shrinkage, superior toughness, and excellent detail reproduction of TC-690 A/B makes this system ideal for general-purpose castings and quality tooling operations. TC-690 A/B contains UV ray stabilizers to provide added protection when used in outdoor applications. |
| General Information | |
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| Features |
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| Appearance |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | |||
| -- 1 | 1.07 | g/cm³ | |
| -- 2 | 1.09 | g/cm³ | ASTM D792 |
| Specific Volume | 0.936 | cm³/g |
| Thermoset | Nominal Value | Unit | |
|---|---|---|---|
| Gel Time | 17.0 to 20.0 | min | |
| Work Time (25°C) 3 | 12.0 to 15.0 | min |
| Fill Analysis | Nominal Value | Unit | |
|---|---|---|---|
| Brookfield Viscosity | |||
| Mixed : 25°C | 2.45 | Pa·s | |
| Part A : 25°C | 6.30 | Pa·s | |
| Part B : 25°C | 0.0900 | Pa·s |
| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Molding Shrinkage - Flow | 0.20 | % | ASTM D2566 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Durometer Hardness (Shore A) | 85 to 95 | ASTM D2240 |
| Elastomers | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Stress | ASTM D412 | ||
| 100% Strain | 6.14 | MPa | |
| 200% Strain | 8.03 | MPa | |
| 300% Strain | 9.86 | MPa | |
| Tensile Strength (Yield) | 13.3 | MPa | ASTM D412 |
| Tensile Elongation (Break) | 700 | % | ASTM D412 |
| Tear Strength | 49.0 | kN/m | ASTM D624 |
| Thermoset | Nominal Value | Unit | |
|---|---|---|---|
| Thermoset Components | |||
| Part A | Mix Ratio by Weight: 100, Mix Ratio by Volume: 100 | ||
| Part B | Mix Ratio by Weight: 45, Mix Ratio by Volume: 45 | ||
| Shelf Life (25°C) | 26 | wk | |
| Demold Time (25°C) | 240 to 360 | min | |
| Post Cure Time (25°C) | 120 to 170 | hr |
| Note Message | |
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| 1 . | Part A |
| 2 . | Part B |
| 3 . | 100 g mass |
| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| UBE Nylon 1015GU9 | UBE Industries, Ltd. | Nylon 6 | UBE Nylon |
| Bergamid™ B700 G30 H GR255 | PolyOne Corporation | Nylon 6 | Bergamid™ |
| Expandable PS F42B | INEOS Styrenics International SA | PS (EPS) | Expandable PS |
| Fluon® PTFE RB2510 | Asahi Glass Co., Ltd. | PTFE | Fluon® |
| Sumiliteresin® PR-12686 | SBHPP | Phenolic | Sumiliteresin® |
