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Ultradur® B 4300 K6

Ultradur® B 4300 K6 by BASF is polybutylene terephthalate reinforced with 30% glass bead. It is processed by injection molding. It is suitable for industrial parts with low warpage, for example precision parts for optical instruments, chassis, housings (including gas meter housings).

Ultradur® B 4300 K6 Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Nominal Tensile Strain at Break

5 %

(At 23°C, v=5 mm/min)

ISO 527-1/-2

Hardness, Ball Indentation

165 MPa

(At 23°C, H 358N /30 s)

ISO 2039-1

Modulus of Elasticity

2200 MPa

(At 1000 hr, Elongation =0.5%, 23°C)

ISO 899-1

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Mold Temperature

40 - 80 °C

Melt Temperature

250 - 275 °C

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Ultradur® B 4300 K6

Ultradur® B 4300 K6 Properties

Mechanical Properties

Ultradur® B 4300 K6 Processing Guidelines

Injection Molding Properties