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3840环氧酚醛层压玻璃布棒

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特性/Features
玻璃化温度130℃  B级 
TG130℃  B Class 
主要特性(xing)/General properties

序号

No.

   称(cheng)  Item 

  Unit

指(zhi)   Specified Value

典型值Typical Value 

1

密度 Density

g/cm3

1.752.0

1.81

2

弯曲强度 Tensile strength

MPa

350

450

3

拉(la)伸强度Flexural Strength

MPa

200

263

4

平行(xing)层向绝缘电阻(zu)Parallel to layer Insulation Resistance 

常态 Normal 

Ω

1.0×1010

3.0×1012

浸水24h After 24 Hours in Water

1.0×107

4.3×109

5

平行(xing)层(ceng)向击(ji)穿电压   20℃±2℃变压(ya)器油中(zhong) Parallel to layer Breakdown Voltage 20±2 in transformer oil )

kV

15.0

19

外观
表面应平整,无气泡、油污及杂质,允许有轻微树脂积胶和斑痕;两端须切割整齐,不得有缺料空芯;直径25mm及以下者不得有裂纹,直径25mm以上者允许有轻微裂纹;接缝线宽度应符合如下规定:直径40mm及以下者不得超过3mm,直径50mm以上者不得超过4mm。
外观:表面应光滑,无气泡、油污及杂质,允许有不影响使用的轻微树脂积胶和斑痕;两端须切割整齐,端头不得有裂纹;棒的接缝线宽度应符合如下规定:直径15mm及以下者不得超过2mm,直径15mm至60mm者不得超过3mm,直径60mm以上者不得超过4mm。
Appearance: the surface should be smooth, no bubbles, wrinkles. No scratch marks for diameter under 25mm ,and no obvious scratch marks for diameter over 25mm,Both ends should be cut neatly . The seam line on the rod should meet the following requirement :
Diameter under 40mm:≤ 3mm   
Diameter over 50mm : ≤4mm


应用领域(yu)/Applications
3840环氧(yang)酚醛层压玻(bo)璃布棒是(shi)用电工无碱(jian)玻(bo)璃布浸以环氧(yang)酚醛树脂,经成型(xing)模具热压而成,其截(jie)面呈(cheng)圆(yuan)形。
3840 phenolic laminated cloth rod is made of electrician non-alkali glass cloth dipped in epoxy phenolic resin   , and then hot press by molding ,and the cross section is round .
3840棒(bang)有较高的机(ji)械强度、介电性能和良好的机(ji)械加工性,适用于电器(qi)设备中作绝(jue)缘结构(gou)零部件(jian),并可在潮湿环境(jing)条(tiao)件(jian)下和变(bian)压器(qi)油中使用。
The main properties of 3840 rod are as below: High mechanical strength, dielectric propertiesand high mechanical properties,suitable for using in damp environment and transformer oil  as the insulation component in electrical equipment