U-640A/B
Product Category
・Urethane ・Casting materials
Features
・Flame retardant ・Flexibility ・Heat shock resistance ・Heat resistance ・Low viscosity ・Black ・Water resistance ・Insulating properties ・RoHS
Applications
・Electronic component encapsulation ・Base encapsulation ・Sensor encapsulation ・Coil encapsulation
Characteristics
| Product name | U-640A/B |
|---|---|
| Flame retardant | V-0equivalent |
| Hardness（Durometer E） | 72 |
| Viscosity(25℃） | 2200mPa・s |
| Water absorption(23℃×24h) | 0.2% |
| Volume resistivity | 3.4×10^11Ω・cm |
Related products
Product Specifications
| Item | Description |
|---|---|
| Product form | Liquid |
| Mixing ratio | A：B＝20:100 |
| Curing conditions | 80℃x5h |
| Storage conditions | Cold and dark place |
