The new engineering materials powerhouse

by SpecialChem

MIB 237

Technical Datasheet | Supplied by Kumho Petrochemical

MIB 237 by Kumho Petrochemical is a high impact polystyrene (HIPS) grade. Offers demoldability, good impact resistance, good electrical properties, good water resistance, and good dimensional stability without toxicity. Is suitable for processing by foaming and injection molding. MIB 237 is recommended for yogurt beverage bottles, and disposable cups. It complies with the US FDA, EU food hygiene standards, RoHS and UL 94 HB flame rating.

MIB 237 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

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

10 g/10 min

(200°C, 5 kg)

ASTM D1238

Linear Mold Shrinkage

0.3 - 0.6 %

ASTM D955

Water Absorption

0.03 %

ASTM D570

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Nozzle Temperature

190 - 220 °C

Front Temperature

190 - 210 °C

Middle Temperature

180 - 200 °C

Want to list or
update your products?

View the listing options

Want to report errors or
suggest improvements?

Send a Feedback

MIB 237

MIB 237 Properties

Physical Properties

MIB 237 Processing Guidelines

Injection Molding Properties