PRODUCT DESCRIPTION产品描述
G-9988A/B is an optimally filled casting resin system with good impregnation capability for processing. It is a halogen-free and green system. The product is featured with its very good thermal shock resistance, thermal endurance and flame retardance.It is suitable for the application such as high-voltage application, television transformers, sensors, connectors, capacitors, etc. G-9988A/B是一种拥有良好的注入性能的环氧树脂浇铸系统.该产品不含卤素，环保，固化后的产品具有极好的热冲击性能，耐热性能和阻燃性。适合于高压，电视变压器，传感器，连接器，电容器等应用领域。
PROPERTIES OF UNCURED MATERIAL固化前材料性能
Properties 性能 | Test Method 测试方法 | Resin-A 环氧树脂-A | Hardener-B 固化剂-B | Mixed-A/B 混合物-A/B |
Color/Appearance 颜色/外观 | Visual 目测法 | Milky liquid 乳脂状液体 | Light yellowish liquid淡黄色液态 | green 绿色 |
Specific Gravity 比重 | ASTM D-792 | 1.71 | 1.2 |
|
Viscosity @ 25°C, cps粘度（25°C） | ASTM D-2393 | 42,100 | 91 | 2,500 |
TYPICAL CURED PROPERTIES固化后属性
Property性能 | Test Method测试方法 | value数值 |
Hardness (Shore D)硬度 | DIN 53 505 | 85 |
Elongation at break at 25 ºC断裂延伸率, % | ISO 527T2/93 | 1.4 |
Tensile strength at 25 ºC拉伸强度, MPa | ISO 527T2/93 | 40 |
Glass transition temperature 玻璃化转变温度, Tg, ºC | DMA | 110 |
Thermal Conductivity导热率, W/M-K | ISO 8894/90 | 0.336 |
Coefficient of linear thermal expansion 线性热膨胀系数, CTE，ppm/K | DIN 53 752/80 | 40 |
Max. service temperature最大工作温度, ºC |
| 180 |
Water absorption, one day at 24 ºC, % weight吸水率,1天 | ISO 63/80 | 0.10 |
Surface resistivity表面电阻系数,ohms |
| 2.0E15 |
Volume resistivity体电阻系数,ohms |
| 3.0E15 |
Dielectric constant介电常数,60Hz |
| 4.0 |
Dissipation factor耗散因子，Hz |
| 0.011 |
Dielectric strength, kV/mm | ASTM D149 | 21.4 |
Flammability | UL 94 | V0 |
CURING SCHEDULE固化步骤
Resin/Hardener Ratio (by weight) 树脂与固化剂重量比 | 100 / 35 |
Resin/Hardener Ratio (by volume)树脂与固化剂体积比 | 100 / 53 |
Working life, 25°C, hours 操作时间，25°C，小时 | >16 |
CURING TIME TABLE 固化进度表
2hours@80°C+3hours@110°C，2小时@80°C+3小时@110°C
SHELF METHOD保存方法
Store at 15 - 30 ºC in a dry place. After each use, tightly reseal.每次用完后，应密封保存于15 - 30 ºC的干燥处。
SHELF LIFE储藏寿命
Provided this material is stored under the recommended storage conditions in their original containers, it will remain in useable condition for one year from date of shipping.采用原始包装，保存于15 - 30 ºC的干燥地方，保质期为一年（从发货之日算起）。
