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MPPE HPP8340

Technical Datasheet | Supplied by Shanghai Kumho Sunny Plastics

MPPE HPP8340 by Shanghai Kumho Sunny Plastics is a general purpose, high heat resistant polystyrene and polyphenylene ether (PS +PPE) alloy. Possesses outstanding mechanical properties, good dimensional- and hydrolyzing stability. Designed for injection molding process. MPPE HPP8340 is mainly used in fluid engineering, automobile inner and outer decorations. Complies with UL 94 HB Flame Rating and UL File No. E65424 (CSA File No. LS 66457).

MPPE HPP8340 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

0.98 g/cm³

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

ASTM D792

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

9 - 14 g/10 min

(220°C,10kg)

ASTM D1238

Linear Mold Shrinkage

0.6 - 1.0 %

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

ASTM D955

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

90 - 110 °C

Drying Time

3 - 6 hr

Maximum Moisture Content

0.1 %

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MPPE HPP8340

MPPE HPP8340 Properties

Physical Properties

MPPE HPP8340 Processing Guidelines

Injection Molding Properties