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HEB4050M

Technical Datasheet | Supplied by Shanghai Kumho Sunny Plastics

HEB4050M by Shanghai Kumho Sunny Plastics is a polybutylene terephthalate (PBT) and polyethylene terephthalate (PET) alloy, filled with mineral. Exhibits high rigidity, good mechanical properties and surface appearance, very low haze and excellent processing properties. Possesses good dimensional stability, low temperature- and weather resistance, chemical resistance of thermoplastic polyester and improves the crystal of PET. Designed for injection molding process. HEB4050M is recommended for headlight lamp such as bezel. Complies with UL File No. E65424, E254819.

HEB4050M Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

1.45 g/cm³

(23°C; Values are measured in RH of 50% on injection molded specimens.)

ISO 1183

Linear Mold Shrinkage

1.2 - 1.5 %

(23°C; Values are measured in RH of 50% on injection molded specimens.)

ISO 294

Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)

20 g/10 min

(265°C, 2.16kg)

ISO 1133

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Mold Temperature

70 - 80 °C

Drying Temperature

100 - 120 °C

Melt Temperature

245 - 265 °C

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HEB4050M

HEB4050M Properties

Physical Properties

HEB4050M Processing Guidelines

Injection Molding Properties