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Chevron Phillips K-Resin® KR03 Styrene-Butadiene Copolymer, Sheet Grade

 

Subcategory: Styrene-Butadiene; Thermoplastic

Key Words: SBC Poly(Styrene Butadiene)

Material Notes:
Styrene-Butadiene Copolymer

Customer Benefits: This SBC is easily processed by injection molding or sheet extrusion and molded parts give excellent part detail on fast production cycles. It can be tinted or colored in a verity of transparent and opaque shades. Molded parts have excellent clarity, good toughness, excellent rigidity, high surface gloss. KR03NW is the no was for of KR03 to facilitate printing.

Applications: Molded applications include molded boxes and containers, toys, displays, medical devices, overcaps, and novelties. Formed applications include portion packages and blister packaging.

Processing Recommendations:
Injection Molding: Melt Temperature: 232°C maximum. Mold temperature, 49°C maximum. Screw plasticizing type injection molder more desirable than plunger type molder. Generally no need to dry resin. Sheet Extrusion: Melt Temperature, 218°C maximum. High shear stress and restrictive type screws tend to degrade the melt. Generally no need to dry resin.

Specification Data: FDA Regulation 21 CFR 177.1640. Suitable for food contact. EEC Directive 90/128/EEC and all its amendments. USP Class VI-50. UL 94HB.

Data provided by Chevron Phillips Chemical Company LP.

Available Properties
  • Density
  • Water Absorption
  • Melt Flow
  • Hardness, Shore D
  • Tensile Strength, Yield
  • Elongation at Break
  • Flexural Modulus
  • Flexural Yield Strength
  • Izod Impact, Notched
  • Impact Test
  • Deflection Temperature at 1.8 MPa (264 psi)
  • Vicat Softening Point
  • Flammability, UL94
  • Transmission, Visible
  • Processing Temperature
   
Property Data

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