We specialized in manufacturing wedge,Polyester Fiber Wedge, Polyester Glass Fiber Wedge, Polyester Fibre Wedge.Insulation Polyester Wedge,Dry Transformer Wedge,Transformer wedge.

Polyester fiber wedge is made from polyester yarn varnished with epoxy resin heating and pressurizing and curing.with high mechanical and dielectric performance. Widely used in transformers,rectifler and other electrical equipment as insulation material.

Temperature classification:B,F,H grade.

Normal size:

I-bar:8*10mm,6*6mm,6*8mm,5*10mm,6*10mm,8*8mm,10*10mm etc.

Riglet:10*2mm,10*3mm,10*4mm,10*5mm,19*6mm,40*20mm etc.

Corner::8*8mm,10*10mm,6*6mm etc.

Flat angle: 45*15*5mm,45*15*10mm

We can produce any sizes according client's request.
 

_{^{Polyester Wedge Test Report}}

Product Type and Name:H grade Polyester Wedge        Standard:GB/T10064-2006

Manufacture:Sanmenxia Kind Ind.Trade Co.,LTD.        Test date:16 Nov.2013

Serial number	Item			Unit	Standard	Result	Remark
1	Surface				Smooth surface,no bubble,top no crack,color uniform	Qualified
2	size			mm	10*12*1000	Qualified
3	Water absorbtion rate			%	0.3	0.2
4	Tensile strength			Mpa	235	236
5	Parallel to the layer insulation resistance		Normal		1.0*1010	--
			185C24h		1.0*1010
6	Surface resistanceVoltage			Kv	12	16
7	Thermal stability(180C 5h)				No deformation,no crack,no bubble no significant change of color	Qualified
8	Bending strength	Normal temperature		Mpa	369	372
9		180C 5h			310	320
10	Tensen strength			Mpa	108	118
11	Low temperature resistance				No mechanical and electrical property change in -40C environment	Qualified
12	Parallel to the layer breakdown voltage(in 902C transformer oil)			Kv	30	36
13	Scale of burning				v-0	v-0
14	Long-term heat resistance
Inspection instructions and conclusion: Qualified