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Baytec® 352 (76A)
| Category: | TSU , Polyurethane Thermoset Elastomer |
| Manufacturer: | Covestro - PUR |
| Trademark: | Baytec® |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | kAFDuq_Baytec-352-76A-.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
|---|
| Baytec 352 is a two-component, one-shot system that yields a solid polyurethane elastomer with good mechanical properties in the hardness range of Shore 75A to 90A. As with any product, use of Baytec 352 in a given application must be tested (including field testing, etc.) in advance by the user to determine suitability. |
| General Information | |
|---|---|
| Forms |
|
| Hardness | Nominal Value | Test Method | |
|---|---|---|---|
| Durometer Hardness (Shore A) | 76 | ASTM D2240 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Taber Abrasion Resistance (1000 Cycles) | 37.0 | mg | ASTM D3489 |
| Elastomers | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength (Break) | 16.6 | MPa | ASTM D412 |
| Tensile Elongation (Break) | 410 | % | ASTM D412 |
| Tear Strength | |||
| -- 1 | 47.8 | kN/m | ASTM D624 |
| Cracking | 13 | kN/m | ASTM D1938 |
| Compression Set (70°C, 22 hr) | 84 | % | ASTM D395B |
| Bayshore Resilience | 33 | % | ASTM D2632 |
| Thermoset | Nominal Value | ||
|---|---|---|---|
| Thermoset Components | |||
| Part C 2 | Mixing ratio by weight: 5.0 | ||
| Component a 3 | Mixing ratio by weight: 33 | ||
| Component B 4 | Mixing ratio by weight: 100 |
| Additional Information |
|---|
| Values at an Index of 1.05Part A Type: Isocyanate Appearance: Pale yellow liquid Specific Gravity @ 25°C: 1.22 Viscosity @25°C: 105 to 175 mPa Flash Point, PMCC: 213°C NCO: 25.5 to 26.5 wt% Bulk Density at 25°C: 10.17 lb/gal Part B Type: Polyol Appearance: White solid Specific Gravity @ 25°C: 1.11 Viscosity @73°C: 1620 mPa-s Flash Point, PMCC: 110°C Bulk Density at 25°C: 9.179 lb/gal Water: <0.05 wt% max Hydroxyl Number: 45 to 53 mg KOH/g Acid Number: 0.5 mg KOH/g max Baytec 352 Isocyanate Temperature: 25°CBaytec 352 Polyol/Extender Blend Temperature: 80°CMold Temperature: 110°CDemold Time: 1 to 4 hrPost Cure: 16 hr at 110°C |
| Note Message | |
|---|---|
| 1 . | C mould |
| 2 . | 1,4 Butone Diol |
| 3 . | Isocyanate |
| 4 . | Polyol |
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