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- Chevron Phillips K-Resin® BK18 Styrene-Butadiene Copolymer (discontinued **)
Chevron Phillips K-Resin® BK18 Styrene-Butadiene Copolymer (discontinued **)
| Category | Polymer , Thermoplastic , Styrene-Butadiene , Styrene-Butadiene Copolymer, SBC |
| Manufacturer | |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Chevron Phillips K-Resin® BK18 Styrene-Butadiene Copolymer
(discontinued **).pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Characteristics: Good flexibilityGood impact resistanceGood clarityGood mold releaseApplications: ToysOvercapsConsumer productsInformation provided by Chevron Phillips.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.01 g/cc | 0.0365 lb/in³ | ASTM D792 |
| Melt Flow | 7.5 g/10 min | 7.5 g/10 min | Condition G; ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore D | 61 | 61 | ASTM D2240 |
| Tensile Strength, Yield | 19.0 MPa | 2760 psi | 2 in/min, specimen injection molded by ASTM method D1897; ASTM D638 |
| Elongation at Break | 259 % | 259 % | 2 in/min, specimen injection molded by ASTM method D1897; ASTM D638 |
| Flexural Yield Strength | 29.7 MPa | 4310 psi | Specimen injection molded by ASTM method D1897; ASTM D790 |
| Flexural Modulus | 1.263 GPa | 183.2 ksi | Specimen injection molded by ASTM method D1897; ASTM D790 |
| Izod Impact, Notched | 0.345 J/cm @Thickness 3.17 mm |
0.646 ft-lb/in @Thickness 0.125 in |
ASTM D256 |
| Impact Test | 25.9 J | 19.1 ft-lb | Instrumented; ASTM 3763 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Deflection Temperature at 1.8 MPa (264 psi) | 53.0 °C | 127 °F | Fiber stress; ASTM D648 |
| Vicat Softening Point | 69.0 °C | 156 °F | ASTM D1525 |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Transmission, Visible | 90.4 % | 90.4 % |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Melt Temperature | 193 - 232 °C | 380 - 450 °F |
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