6520 polyester film composite electrical insulation paper is a two-layer flexible laminate in which polyester film is bonded with fish paper.
1 .Description:
6520 polyester film composite electrical insulation paper is made of electrical fish paper and polyester film layer formed by adhesive bonding. this material has a excellent performance in both electrical and mechanical properties.
2.Specifications:
1).Stardard: JB/T4059-1991.
2).Certification: ISO Quality certification;SGS System Certification;Electrical machinery industry by product quality supervision and inspection center material testing.
3).Thickness:0.15mm-0.60mm
4).Width:1000mm
5). MOQ:1000kg
6). Delivery time:15-20 days.
widly used for small motor and electrical insulation slot liner,gasket and turn to turn and layer insulation,liner insulation,transformer insulation,and other electrical insulation with termperature requirement not exceeding 120 C.
Class E insulation (120)
- High mechanical strength and excellent dielectric property.
- As slot, interturn and liner insulation for E-grade motors and electric appliances.
Techincal data 6520 |
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Nominal thickness | mm | 0.15 | 0.17 | 0.20 | 0.22 | 0.25 | 0.27 | 0.3 | 0.35 | 0.45 | 0.6 |
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Thickness tolerance | mm | ±0.02 | ±0.02 | ±0.03 | ±0.03 | ±0.03 | ±0.03 | ±0.03 | ±0.035 | ±0.045 | ±0.06 |
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Weight and tolerance | g/m2 | 190±28 | 215±32 | 250±38 | 275±40 | 310±46 | 330±50 | 370±55 | 490±73 | 550±80 | 730±110 |
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Film thickness | μm | 36 |
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Tensile strength | Lengthwise | Nomal | N/10mm | ≥100 | ≥110 | ≥125 | ≥130 | ≥150 | ≥175 | ≥200 | ≥240 | ≥360 | ≥400 |
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After Bending | ≥70 | ≥75 | ≥80 | ≥85 | ≥95 | ≥100 | ≥110 | ≥180 | ≥275 | ≥320 |
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Crosswise | Nomal | ≥80 | ≥85 | ≥90 | ≥90 | ≥95 | ≥100 | ≥105 | ≥120 | ≥180 | ≥200 |
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After Bending | ≥50 | ≥50 | ≥50 | ≥55 | ≥60 | ≥70 | ≥80 | ≥115 | ≥175 | ≥190 |
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Elongation | Lengthwise | Nomal | % | 2 | ≥3 |
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Crosswise | After Bending | ≥8 | ≥10 |
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Breakdown Voltage | Nomal | KV | ≥7 |
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After Bending | KV | ≥6 |
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Bonding strength at room temperature | — | — | No delamination |
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Bonding strength at (155±2)°C for 10 min | — | — | No delamination,blister and gummosis |
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