Zhongtian Group

Chinese Manufacturer

3253 Polyamide Imide Laminated Glassfiber Sheet PAIGC301

3253  Polyamide imide laminated glassfiber sheet PAIGC301 Standards:GB/T 1303.11-2009 PAIGC301 ,one kind of laminated sheet product which made of non alkali glass fiber cloth dipped in PAI resin by baking and hot pressing. This product has excellent heat resistance, electrical insulation, wave transmission, radiation resistance, flame retardancy, and mechanical properties. Heat resistant grade H is an ideal insulating material for class H electrical equipment.
Parameter

No.

Item

Unit

Index

3250

350

352

BMI GC301

BMI GC302

347

PAIGC301

1

Appearance

-

The surface is smooth, uniform color, no bubbles, wrinkles, neat edge cutting, no delamination in the section

2

Density

g/m³

1.8-1.95

3

Vertical flexural strength (normal)

MPa

≥320

≥300

≥300

≥350

≥380

≥350

≥400

4

Parallel layer impact strength (simple supported beam method)

KJ/m2

≥45

≥42

≥38

≥60

≥60

≥60

≥60

5

Vertical layer electrical strength (90 degrees transformer oil,1mm)

Kv/mm

≥8.0

≥8.0

≥14.0

≥14.0

≥14.0

≥14.0

≥14.0

6

Parallel layer breakdown voltage (90 degrees transformer oil)

kv

≥35

≥35

≥40

≥35

≥40

≥35

≥40

7

 Dielectric constant (50Hz)

-

≤4.5

≤5.5

≤5.5

≤5.5

≤5.5

≤5.5

≤5.5

8

 Dielectric loss factor (50Hz)

-

≤0.02

≤0.05

≤0.05

≤0.04

≤0.05

≤0.05

≤0.03

9

Insulation resistance after soaking

Ω

≥1.0*1010

≥1.0*1010

≥1.0*1010

≥1.0*108

≥1.0*108

≥1.0*108

≥1.0*108

10

 Resistance index

(PTI)

-

-

≥300

≥280

≥280

≥500

≥500

11

Combustibility

-

V-0

-

-

-

-

-

-

12

Temperature index

-

180

180

180

180

180

155

200

13

 Water absorption (thickness 1-20mm )

mg

32~125

64~200

64-193

64~193

64~193

64~193

64~227

Note: Due to continuous product improvement, the dimensions provided in this sample are for reference only. If necessary, our company can design and produce according to user requirements. Please contact the company in time.

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