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KOCETAL® GB304

Technical Datasheet | Supplied by Kolon ENP

KOCETAL® GB304 by Kolon ENP is a polyacetal polyoxymethylene grade reinforced with (<25)% glass bead. Exhibits high mechanical strength & durability and good dimensional stability. Provides heat-, friction-, fatigue-, creep-, alkali-, wear-, abrasion and weather resistance. Is resistant to chemicals such as window washing agent, antifreeze, gasoline and diesel oil. Possesses good toughness, high stiffness, rigidity and crystallinity. Shows less change in mechanical properties than nylon and PBT over (50-80)°C temperature. Is suitable for processing by injection molding. KOCETAL® GB304 by Kolon ENP is recommended for automotive, electrical/electronics, agriculture and buildings & constructions industries. Complies with ISO 9001, ISO/TS 16949, ISO 14001 and KS I 7001/7002 certificates.

KOCETAL® GB304 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Linear Mold Shrinkage

2.2 %

ASTM D955

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

8 g/10 min

ASTM D1238

Water Absorption at Saturation

0.2 %

(23°C; 60% R.H.)

ASTM D570

Injection Properties

Value & Unit

Test Condition

Test Method

Injection Pressure(First Pressure)

700 - 1200 Kg/cm²

Injection Pressure(Second Pressure)

1000 Kg/cm²

Cylinder Zone 1 Temp.

170 - 190 °C

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KOCETAL® GB304

KOCETAL® GB304 Properties

Physical Properties

KOCETAL® GB304 Processing Guidelines

Injection Properties