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6630A(DMD) Polyester Film/Polyester Fiber Flexible Composite Material
Description
6630 Polyester Film / Non-woven Composite polyester fiber (DMD) consists of a layer of high-quality polyester film and two layers of polyester fiber hot-rolled non-woven fabric.The three layers of flexible insulation are glued together with a Class B adhesive.

Features
• Class B insulation (130 ° C)
• Dielectric and excellent resistance to mechanical stress
• Smooth surface to ensure excellent machinability
The company is located in:
Application
Widely used as the main insulation for Class B applications in the electrical industry.
In particular, said insulation groove, closed groove and phase insulation Class B motor and electrical appliances.

6630A (DMD) Technical Characteristics

No. Item Type Unit Normal Value
1 Nominal thickness 6630 mm 0.15 0.18 0.20 0.23 0.25 0.30 0.35 0.40 0.45
6630A 0.18 0.20 0.23 0.25 0.30 0.35 0.40 0.45
2 Thickness tolerance 6630 mm ±0.02 ±0.025 ±0.03 ±0.03 ±0.03 ±0.03 ±0.035 ±0.04 ±0.045
6630A ±0.025 ±0.03 ±0.03 ±0.03 ±0.03 ±0.035 ±0.04 ±0.045
3 Weight and tolerance 6630 g/㎡ 140±20 190±28 220±33 260±39 300±45 350±52 425±63 500±75 560±84
6630A 170±25 200±30 220±33 250±37 300±45 340±50 400±57 470±66
4 Thickness of film 6630 μm 50 75 100 125 150 190 250 300 350
6630A 50 75 75 100 125 150 190 250
5 Tensile
Strength
lengthwise Normal 6630 N/10mm ≥80 ≥120 ≥140 ≥180 ≥190 ≥270 ≥320 ≥340 ≥370
6630A ≥100 ≥120 ≥130 ≥150 ≥170 ≥200 ≥300 ≥340
bended 6630 ≥80 ≥105 ≥120 ≥150 ≥170 ≥200 ≥300 ≥320 ≥350
6630A ≥90 ≥105 ≥115 ≥130 ≥150 ≥180 ≥220 ≥300
crosswise Normal 6630 ≥80 ≥105 ≥120 ≥150 ≥170 ≥200 ≥300 ≥320 ≥350
6630A ≥90 ≥105 ≥115 ≥130 ≥150 ≥180 ≥220 ≥300
bended 6630 ≥70 ≥90 ≥100 ≥120 ≥130 ≥150 ≥200 ≥220 ≥250
6630A ≥70 ≥95 ≥100 ≥120 ≥130 ≥160 ≥200 ≥220
6 Elongati-on lengthwise Normal % ≥15 (6630)  ≥10 (6630A)
bended ≥10 ≥5 ≥3
crosswise Normal ≥20 (6630)  ≥15 (6630A)
bended ≥10 (6630)  ≥15 (6630A) ≥5 ≥2
 7 Breakdown voltage 6630 KV ≥6 ≥7 ≥9 ≥10 ≥12 ≥15 ≥18 ≥20 ≥22
6630A ≥7 ≥8 ≥8 ≥10 ≥11 ≥13 ≥16 ≥19
8 Bonding strength at room temperature No delaminating
9 Bonding strength at (155±2) ℃ for 10min No delaminating, blister and gummosis
Remarks: The width of product is general 980mm and the storage life is 12 months. We can cut and supply the tapes according to the requirements of the customers

Special thickness or size requirements
Roller products, sheets, ribbons are available upon request

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