Natural Color 6520/6521 Fish Paper Flexible Composite Paper

• Application: Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor
• Type: Insulation Film
• Chemistry: Hybrid Insulation
• Material: Paper
• Thermal Rating: B 130
• Maximum Voltage: 10KV~20KV
• Model NO.: 6521
• Classification: Hybrid Insulation Materials
• Certification: ISO9001, IEC
• Color: Dark Geen
• Transport Package: Pallet
• Specification: 0.1-0.5mm* 1000mm
• Trademark: Kang Liyuan
• Origin: China Mainland
• HS Code: 8547909000
• Production Capacity: 5000kg/Week

Product Description

1. DESCRIPTION

6520/6521 Polyester film/Presspaper flexible Laminate is a two-layer flexible composite material.
According to different thicknesses of Polyester film, 6520/6521 can be divided into 6520-23 / 6520-36 / 6520-50.

Specifications:
Thickness of 0.1-0.5mm.
Desity: 1.10-1.15g/cm3
width: 1000mm
Mainly in rolling package.
Weight: 100-300kgs/roll
Colour: brown, green, blue

2. FEATURES

• Thermal class B (120°C)
• Excellent dielectric properties and mechanical strength

 
3.APPLICATIONS

• As slot, interturn and liner insulation for E-grade motors, generators and electric appliances.
• Also used for slot insulation, closures or covers, overhang, interphase insulation and layer insulations for Dry-type transoformers and motors.

4. TECHNICAL PARAMETER

Properties

Unit

Value

Nominal thickness

mm

6520-23

6520-36

6520-50

0.15

0.25

0.60

0.15

0.25

0.60

0.15

0.25

0.60

Thickness tolerance

mm

+0.02

+0.03

+0.06

+0.02

+0.03

+0.06

+0.02

+0.03

+0.06

Nominal ration and tolerance

G/m2

190+ 28

310+ 46

730+110

190+ 28

310+ 46

730+ 110

190+ 23

310+ 46

730+ 110

Nominal thickness of film

μm

23

36

50

Tensile  strength

Length

No bending

N/10mm

≥135

≥210

≥500

≥135

≥210

≥500

≥100

≥150

≥400

bending

≥80

≥120

≥370

≥80

≥130

≥370

≥70

≥95

≥320

Cross

No bending

≥80

≥120

≥320

≥80

≥120

≥320

≥80

≥95

≥200

bending

≥60

≥80

≥200

≥60

≥80

≥200

≥50

≥60

≥190

Elongation percentage

Length

%

≥2

≥3

≥3

≥2

≥3

≥3

≥2

≥2

≥3

Cross

≥8

≥10

≥10

≥8

≥10

≥10

≥8

≥8

≥10

Breakdown voltage

Length

KV

≥6.0

≥7.0

≥8.0

Cross

≥5.0

≥6.0

≥6.0

Cohesiveness under  normal condition

---

Without lamination

Cohesiveness under  hot condition (130+2ºC)

----

Without lamination, bubbles and flowing compound