This product is suitable to be used as the base material of printed circuit board and insulating laminate.

Post-processed Glass Fibre Fabric  features good electric insulation,corrosion-resistance and high intensity.

The content of alkai mental oxide is within 0.8%.

Size residue of paraffin emulsion is not more than 0.18%.

coupling agent content in KH550/560 processed fabric is not lower than 0.10%.

whiteness of EW140 and EW100 is not less than 80.

Whiteness of EW200 is not less than 70.

Usage

This produce is suitable to be used as the base material of printed circuit board anf insulating laminate. Base material For PCB.

Product list

Product type	Tickness (mm)	Width(cm)	Weight (g/m2)	Breaking Strength no less than N/a strip of cloth 25×100mm Warp          Weft		Weave	Application
EW100	0.10±0.01	90--127	100±10	157	157	plain	Base material for PCB
EW140	0.14±0.014		136±14	200	180	plain
EW200	0.20±0.02		203±20	300	230	plain

Special products and other specifications are according to customers requirements .