DMD Insulation Composite Paper

6630 DMD Insulation composite paper consists of two-layer polyester fiber non-woven fabric and a single layer of polyester film in the center.

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Description

6630 DMD Insulation composite paper consists of two-layer polyester fiber non-woven fabric and a single layer of polyester film in the center.

Specification:

MOQ:500kg

Thickness: 0.15mm 0.17mm 0.20mm 0.23mm 0.25mm 0.30mm 0.45mm

Width: 1000mm

Color: white or customized

Technical Parameter

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 bend TD after bending	N/10mm	≥80 ≥80 ≥80 ≥70	≥120 ≥105 ≥105 ≥120	≥140 ≥120 ≥120 ≥100	≥190 ≥170 ≥150 ≥130	≥270 ≥200 ≥200 ≥150	≥320 ≥300 ≥300 ≥200
5	Elongation MD no bending MD after bending TD no bending TD after bending	%	≥15 ≥10 ≥20 ≥10	≥15 ≥10 ≥20 ≥10	≥15 ≥10 ≥20 ≥10	≥15 ≥10 ≥15 ≥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±2ºC for 10 min	-	No delamination,blister and drainage

Characters

Heat-resistance: B Class (130℃)
Good mechanical properties

Application

6630 DMD Insulation composite paper is suitable for insulation in electrical motors and transformers with a maximum operating temperature of 130ºC. It is used in low or medium voltage rotating machines as ground and slot insulation. It can be used as well as intermediate layer in transformers.

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