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High Strength Diphenyl Ether Glass Cloth Laminated End Ring

Diphenyl ether resin, non-alkali glass cloth. Temperature classification: H class.

 


 Product Description

1.Material: diphenyl ether resin, non-alkali glass cloth. Temperature classification: H class.

2.Funcation: It has high mechanical strength, heat resistance , and dielectric properties.

3.Standard: XB3017-84

4.Usage: It is used for H class transformer and electric motor insulation structural components and parts.

Technical parameters

Item

Units

Values

3240

3241

3250

350

341

3253

352

 

 

 

Vertical layer direction bending strength

MPa

340

340

196

300

340
≥170(150℃)

400
≥280(180℃)

400

 

Parallel layer direction impact strength

KJ/m2

33

133

78.4

150

147

50

50

 

Water absorption

mg

17-73

 

 

≤0.4%

17-73

25-150

 

 

Vertical layer direction electric strength (in 90+2℃ transformer oil)

KV/mm

10.2-16.9

10-12

≥12

≥10

10.2-16.9

 

≥10

 

Vertical layer direction voltage resistance (in 90+2℃ transformer oil)

KV

 

≥9

≥9

≥9

 

9.0-31

≥9

 

Parallel layer breakdown voltage (in 90+2℃ transformer oil) 1 MIN

KV

≥35

≥35

≥35

 

≥30

35(1min)

 

 

Dielectric constant

 

≤5.5

≥5

≥5.5

≥5.5

≤5.5

≤5.5(1MHZ)

≥5.5

 

Dielectric loss factor

 

≤0.4

 

 

 

≤0.4

≤0.03

 

 

Surface resistivity

Ω

≥1.0×1013

1.0×1013

≥1.0×10 13

 

≥1.0×1013

 

 

 

Volume resistivity

normal

MΩ.m

≥1×105

≥1×105

≥1×105

≥1×105

≥1×104

 

≥1×10 4

Impregnated in water

≥1×103

≥1×103

≥1×103

≥1×103

≥1×102

 

≥1×103