Electrical and electronic applications

GW2458HFV-0 flame-retardant、Low-warpage、High-flow

GW2458HF has low warpage and high fluidity.
Used in connectors with narrow pitches that require high fluidity.
(Glass content: 45%)


  • Low warpage
  • High flow

Application examples

Board-to-cable(FPC) connector

Physical properties table

Units Test method Grade
Grade name GW2458HF
Type V-0 flame-retardant、Low-warpage、High-flow
Glass fiber content % 45

Basic physical properties

Specific gravity - ISO 1183 1.73
Water absorption rate(23℃ in water, 24hrs) ISO 62 0.08
Flammability - UL94 V-0

Mechanical properties

Tensile strength MPa ISO 527 159
Tensile elongation ISO 527 1.2
Flexural strength MPa ISO 178 256
Flexural modulus GPa ISO 178 15.6
Charpy impact Test (notched) kJ/m2 ISO 179/1eA 16.8

Molding (flow) properties

Bar flow length(320℃/0.5mmt/750kgf) mm - 71

Dimensional properties

Mold shrinkage (2mmt)
:in direction of flow
% ISO 294-4 0.2
:at right angles to flow % ISO 294-4 0.5
*Test condition: absolute dry condition
* "Halogen free" indicates less than 900-ppm Br, less than 900-ppm CI, and less than 1500-ppm total halogen content (BR, CI)
*These are standard values and are not specifications which guarantee performance.

Contact us

Kuraray Co., Ltd.
Genestar Division