C-EP 800A/B/C/D                      Technical Data Sheet

 
PRODUCT DESCRIPTION 产品描述
C-EP 800A/B/C/D is a hot cure, impregnating epoxy electrical insulation system. It is designed with the charaters of long pot-life,high glass transition temperature and excellent mechanical and eletrical properties.C-EP 800A/B/C/D是一种热固化,电绝缘环氧体系浸渍材料。该材料具有操作时间长,玻璃化转变温度高,优异的机械性能和电学性能等特点。
 
C-EP 800A/B/C/D is applied in full-bath impregnation of motors and generators with medium and high power ratings and single conductors in combination with porous mica-tapes by Vacuum Pressure Impregnation(VPI-process). And it features as : C-EP 800A/B/C/D可用真空压力浸渍过程(VPI过程)应用于中高功率马达或电机的全浴浸渍和单个导体与云母带的联合浸渍体系并具有以下特点:
ü         Solvent free 无溶剂
ü         Low viscosity and good impregnation capability 低粘度而具有良好的浸渍能力
ü         Easy handling and long pot life容易操作和长的操作时间
ü         Excellent mechanical and electrical properties 优异的机械和电学性能
 
PROPERTIES OF UNCURED MATERIAL 固化前材料性能

Properties性能
Test Method
测试方法
A
树脂
B
固化剂
 
Specific Gravity比重
ISO 1675
1.145-1.20
 
1.13-1.17
Viscosity 粘度 @  40°C, cps
ISO 12058
4,000-6,300
69
Flash point,°C闪点
ISO 1523
>201
146
Vapour pressure,Pa 20°C
蒸汽压
Knudsen
<0.001
<0.3

 
 
 
 
 
 
 
 
 
 
 

Properties性能
Test Method
测试方法
C
促进剂
D
促进剂
 
Specific Gravity比重
ISO 1675
1.11-1.15
 
0.95-1.01
Flash point,°C闪点
ISO 1523
>119
83
Vapour pressure,Pa 20°C
蒸汽压
Knudsen
<0.01
<6

 
 
 
 
 
 
 
 
 
Mix Ratio by Weight for fast gelation   快速凝胶混合重量比    A:B:C:D=100:90:0.16:0.04
Mix Ratio by Weight for more stability  高稳定混合重量比       A:B =100:90
Standard curing schedule for fast gelation 标准固化程序(快速凝胶体系): 12h at 90°C+18h at 140°C
 
TYPICAL PROPERTIES OF CURED MATERIAL 固化后材料典型物理性能
24h at 80°C+10h at 140°C

Property 性能
Test Method 
测试方法
Value 数值
Tensile strength 拉伸强度, MPa
125-131
E modulus from flexural test 弯曲模量E值, MPa
ISO 178
3000-3200
Flexural strength 绕曲强度, MPa
ISO 178
125-131
Surface strain 表面应变,%
ISO 178
4.5-5.5
Glass transition temperature 玻璃化转变温度,  ºC
  IEC 61006
135-150
Decomposition temperature (10K/MIN)分解温度,  ºC
  DTA
300
Thermal aging class(20000h),热老化等级
IEC 60085
H
Water absorption 水吸收率, % weight,
10days@ 23 ºC
1 hour @ 100 ºC
  ISO 62
 
0.11-0.20
0.15-0.24
HV arc resistance 高压电弧性, seconds
ASTM D 495
181-185
Breakdown strength 失效强度, kV/mm
  IEC 60243-1
25-31
Track resistance 抗漏电性能, CTI
With test solution A
With test solution B
IEC 60112
 
>600-0.2
>600M-0.3
Electrolytic corrosion, Grade 电解腐蚀等级
  DIN 53489
A-1

 
SHELF LIFE保存方法
Store at 18-25 ºC in a dry place. Hardener-B is moisture sensitive, after each partial use, purge with dry nitrogen and tightly reseal.保存于18- 25 ºC的干燥地方。Hardener-B 容易受潮,每次用完后应用干氮气清理干净并密封保存。
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