3240-1环氧玻璃布层压板
Epoxy glass cloth laminated board
一、概述
本产品由环氧树脂和玻璃布制成，型号为3240-1，在中温下机械性能高，在高温下电气性能稳定。适用于机械、电器及电子用高绝缘结构零部件。SUMMATION It is made of ethoxyline and glass cloth,
type is 3240-1, high mechanical performance under medium temperature, stable electrical
properties under high temperature, fit for machine, electric apparatus and
insulating parts for electronics.
二、要求
1、外观：表面应平整光滑，无皱纹和裂纹，适量避免其它缺陷，如擦伤、压痕等，允许有少量斑点。Requirement
Appearance: surface should be flat and velvet, without wrinkle and crack, avoid
other disfigurement, such as scratch, impress, a few spot is available
2、标称厚度及允许偏差（单位mm）
Nominal thickness and permissible error (Unit mm)
|
标称厚度Nominal
thickness
|
允许偏差Permissible
error
|
标称厚度Nominal
thickness
|
允许偏差Permissible
error
|
标称厚度Nominal
thickness
|
允许偏差Permissible
error
|
标称厚度Nominal
thickness
|
允许偏差Permissible
error
|
标称厚度Nominal
thickness
|
允许偏差Permissible
error
|
|
0.4
|
±0.10
|
1.2
|
±0.20
|
4.0
|
±0.45
|
12.0
|
±0.94
|
30.0
|
±1.70
|
|
0.5
|
±0.12
|
1.6
|
±0.24
|
5.0
|
±0.52
|
14.0
|
±1.02
|
35.0
|
±1.95
|
|
0.6
|
±0.13
|
2.0
|
±0.28
|
6.0
|
±0.60
|
16.0
|
±1.12
|
40.0
|
±2.10
|
|
0.8
|
±0.16
|
2.5
|
±0.33
|
8.0
|
±0.72
|
20.0
|
±1.30
|
45.0
|
±2.30
|
|
1.0
|
±0.18
|
3.0
|
±0.37
|
10.0
|
±0.82
|
25.0
|
±1.50
|
50.0
|
±2.45
|
3、平直度（层压板距长度1000mm直尺的最大允许偏差）（单位mm）Planenessmax
windage between laminated board and 1000mm ruler
Unit: mm
|
标称厚度Nominal thickness
|
允许偏差Permissible error
|
标称厚度Nominal thickness
|
允许偏差Permissible error
|
|
1.6~3
|
见注See remark
|
6~8
|
8
|
|
3~6
|
10
|
＞8
|
6
|
|
注：对标称厚度1.6～3的层压板的允许偏差，国家正在考虑中。Remark:
permissible windage towards laminating board with 1.6～3 nominal thickness are under consideration by the
state.
|
4、性能指标Performance
Index
|
序号No.
|
性能Performance
|
单位Unit
|
性能指标Performance Index
|
|
1
|
垂直层向弯曲强度Vertical Bending Strength
|
Mpa
|
≥204
|
|
2
|
表观弯曲弹性模量Bending Elastic Modulus of
Appearance
|
Mpa
|
≥14400
|
|
3
|
垂直层向压缩强度Vertical Compression Strength
|
Mpa
|
≥210
|
|
4
|
平行层向剪切强度Parallel shear strength
|
Mpa
|
≥18
|
|
5
|
拉伸强度Peel strength
|
Mpa
|
≥180
|
|
6
|
平行层向击穿电压（90±2℃油中）Parallel
Breakdown Voltage (90±2℃ OIL)
|
kv
|
≥21
|
|
7
|
相比漏电起痕指数Comparative creepage tracking
index
|
/
|
≥120
|
|
8
|
长期耐热性T1 T1 Long-term thermostability
|
/
|
≥78
|
|
9
|
密度Density
|
g/cm3
|
1.7～1.9
|