feb 2012
ultradur® b 2300 g6 hr unc.pbt(polybutylene terephthalate) [img=200,170][/img]
product description
ultradur b 2300 g6 hr unc. is a hydrolysis resistant, 30%fiberglass reinforced pbt, exhibiting superior flowcharacteristics. designed for improved latch strength in automotiveconnectors.
applications
ultradur b 2300 g6 hr unc. was developed for thin walledautomotive connectors designed to meet uscar class iiirequirements.
physical iso test method property value
density, g/cm� 1183 1.52
viscosity number, cm�/g 1628 90
mechanical iso test method property value
tensile stress at break, mpa 527
23癈 136
tensile strain at break, % 527
23癈 3.0
flexural strength, mpa 178
23癈 198
flexural modulus, mpa 178
23癈 8,000
impact iso test method property value
charpy notched, kj/m2 179
23癈 12
charpy unnotched, kj/m2 179
23癈 73
thermal iso test method property value
melting point, 癈 3146 223
coef. of linear thermal expansion, parallel, mm/mm癈 0.17 x10-4
coef. of linear thermal expansion, normal, mm/mm癈 1.2 x10-4

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东莞市坤和塑胶化工有限公司
胡小红
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