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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
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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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