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C-EP 4239 Technical Data Sheet
PRODUCT DESCRIPTION 产品介绍
C-EP 4239 is a multipurpose, single component, low temperature heat curing, high strength, liquid epoxy adhesive. The product develops strong bonding strength over many kinds of materials, including metals, ceramic, glass, rubber, temperature tolerance plastics and some other materials in a short time. It is particularly useful for bonding heat sensitive substrates, which requires low temperature curing. It finds wide application in electronic assembly as well as structural bonding in various industries. C-EP 4239是一种多用途,单组分,低温 热固化,高强度的液体环氧胶粘剂。该产品可以在段时间内对多种材料进行高强度的粘接,包括 金属、陶瓷、玻璃、橡胶、耐温塑料和其他材料。该产品特别适合粘接那些需要低温固化的热敏感基质。它适合于电子元器件组装及需要结构性胶粘的工业领域场合。
PROPERTIES OF UNCURED MATERIAL 固化前材料性能
Property 性能 |
Test Method 测试方法 |
Resin-A |
Color/appearance 颜色/外观 |
Visual |
Liquid, black colored 黑色液体 |
Specific Gravity 比重 |
ASTM D-792 |
1. 58 – 1.61 |
Viscosity 粘度@ 25°C, cps |
ASTM D-2393 |
10,000-15,000 |
TYPICAL PROPERTIES OF CURED MATERIAL 固化后材料典型物理性能
Material cured at 80°Cx60 minutes
Property性能 |
Test Method 测试方法 |
value |
Hardness (Shore D) 邵氏硬度 |
ASTM D2240 |
85 |
Lap shear strength, N/mm2, on Steel 搭接剪切强度,钢 |
|
18-25 |
Lap shear strength, N/mm2, on fibre composite(FRP) 搭接剪切强度,纤维复合材料 |
|
7-10 |
Lap shear strength retention, in 60ºCx90%RH, 1000 hours 搭接剪切强度,1000小时后保持 |
|
90% – 95% |
Elongation at break 断裂伸长率, % |
|
3 |
Tensile strength 拉伸强度, N/mm2 |
|
38 |
Tensile modulus 拉伸模量, N/mm2 |
|
4000 |
Glass transition temperature 玻璃化转变温度, Tg, ºC |
|
50 |
Coefficient of thermal expansion 热膨胀系数, CTE |
ASTM D3386 |
45 E-06 |
Volume resistivity 体电阻, ohms-cm |
|
3.0 E-16 |
Surface resistivity 表面电阻, ohms |
|
2.7 E-16 |
Dielectric constant 介电常数 |
ASTM D150 |
4.9(10MHz), 5.5(10KHz) |
Direction for use 使用指南
Resin/Hardener Ratio (by weight )树脂/固化剂比例(重量) one component
Resin/Hardener Ratio (by volume)树脂/固化剂比例(体积) one component
Pot Life 保质期, 25°C 2 – 3 weeks
Curing time table 固化进度表
20~30 minutes at 80 ºC, or 60~90 minutes at 60 ºC
80 ºC 下固化20~30 分钟或者在60 ºC固化60~90分钟(固化速度可调,最快可达60 ºC下10-20分钟)
STORAGE INFORMATION 储存方法
Store at -15 ºC to - 20 ºC in a unopened can and dry condition
在 -15 ºC到 - 20 ºC温度下密封干燥保存