0.15mm-0.40mm DMD Flexible Electrical Insulation Composite Material for High Temperature Electrical Apparatus for Motor Transformer Insulation Paper Fdmd

Product Description

6630DMD is Class B 130℃ three-layer composite insulation, made of double polyester non-woven fabric laminated with polyester film. Stock thickness:0.15mm,0.20mm. It owns high dielectric strength and great tear resistance, absorbs varnish evenly without bubbling after baking. Moisture and weak chemical resistant, stable under long-term high temperature. Widely used as slot, phase and end insulation for low voltage motors, servo motors, power tools, dry transformers and home appliance motors. Custom rolls, strips and die-cut sheets are available.

Product name	6630 Flexible Composite Material of Polyester Film and Polyester Non-woven Fabric,6630 DMD Insulation Paper,6630 Class B DMD Insulation Paper,Class B DMD Flexible Composite Insulation Material,6630 DMD Motor Winding Insulation Paper
Material	Polyester non-woven fabric+Polyester film+Polyester non-woven fabric
Color	Off-white
Thickness	0.15mm,0.17mm,0.20mm,0.25mm,0.30mm,0.35mm
Width	accept customization
Sample	Sample is available
Working temperature	Class B,130℃

NO.	Item	Unit	Normal value
1	Nominal thickness	mm	0.15	0.17	0.20	0.25	0.30	0.35
2	Nominal weight and tolerance	g/m2	140±20	190±28	225±33	300±45	350±52	425±63
3	Nominal thickness of film	um	50	75	100	150	190	250
4	Tensilestengt MD no bending MD after bending TD no bending TD after bending	N/10mm	≥80 ≥80 ≥80 ≥70	≥120 ≥105 ≥105 ≥90	≥140 ≥120 ≥120 ≥100	≥190 ≥170 ≥170 ≥130	≥270 ≥200 ≥200 ≥150	≥320 ≥300 ≥300 ≥200
5	Elongation MD no bending MDafter bending TD no bending TD after bending	%	≥15 ≥10 ≥20 ≥10	≥15 ≥10 ≥20 ≥10	≥15 ≥10 ≥20 ≥10	≥15 ≥10 ≥20 ≥10	≥5 ≥5	≥5 ≥5
6	Breakdown voltage Normal	KV	≥6	≥7	≥9	≥12	≥15	≥18
7	Bonding strength at room temperature	No delamination
8	Bonding strength at 155±2°C for 10 min	No delamination,blister and drainage

Product Description

Application

1.Low voltage motors: water pump, fan, servo, power tool motors, as slot liner, phase & end insulation.
2.Dry type transformers, reactors, ballasts interlayer insulation.
3.Home appliance motors: air conditioner, washing machine, cooling fan insulation.
4.EV small motors, charging equipment insulating gaskets.
5.Insulation base for all kinds of electromagnetic coils & windings.

Product Features

1.Excellent dielectric strength, breakdown voltage up to 6kV (0.15mm)/9kV (0.20mm), no pinholes or delamination, reliable insulation for electrical equipment.
2.Class B thermal resistance, continuous working temp 130℃, stable during varnish baking without bubbling or glue leakage.
3.High tensile & tear resistance, flexible and tough, suitable for automatic slot insertion, slitting and die-cutting.
4.Porous non-woven layers absorb varnish fully, integrate with coils after curing to avoid partial discharge.
5.Moisture, weak acid & alkali resistant, compatible with transformer oil, lint-free, long storage life.
6.Custom sizes available: rolls, sheets, narrow tapes, irregular gaskets, thickness 0.15mm/0.20mm in stock.