China Retail Factory Sell Vacuum Epoxy Cesin Casting River Table Epoxy Resin for Electronic Encapsulation, Find details about China Epoxy Resin for Electronic Encapsulation, Vacuum Epoxy Resin Casting from Retail Factory Sell Vacuum Epoxy Cesin Casting River Table Epoxy Resin for Electronic Encapsulation
Before Curing:
Items | Units/conditions | Part A | Part B |
Viscosity | (mpa.s) 25ºC | 500-1000 | 5-20 |
Density | g/cm3 25ºC | 1.15-1.26 | 0.95-1.16 |
Ratio | weight | 3 | 1 |
volume | 2.5 | 1 | |
Operative time | Mins at 25ºC | 150g | 30-45mins |
gel time | 25ºC | 2-4 hrs | |
Curing time | 25ºC | 24-48 hrs | |
80ºC | 1 hr | ||
Life span | 12 months |
After Curing:
Items | Units/conditions | Technical Data |
Viscosity | Shore-D | 80-85 |
Volume resistivity | 25ºC/ Ω./ cm | 4.3x1015 |
Surface resistivity | 25ºC/ Ω. | 2.6x1014 |
Dielectric strength | 25ºC KV/MM | 25 |
Coefficient of linear expansion | CM/K | <6.1x10-5 |
Glass transition temperature | ºC | >90 |
Temperature resistant | ºC | -60~120 |