PUT3220-6-2R A/B Two-part Polyurethane Potting Adhesive
The AB potting compound, coded as PUT3220-6-2R, is ideal for potting and sealing a wide range of electronic and electrical devices. It boasts a low mixing viscosity, excellent fluidity for easy pouring, and simple operability. Its primary uses include waterproofing, protection, sealing, filling, and insulation. Once cured, it forms a strong colloidal structure with outstanding adhesion and favorable electrical properties. Additionally, it adheres to RoHS and Reach environmental protection standards.
- PUT3220-6-2R A/B is a two-component, high-performance aromatic polyurethane potting material
- PUT3220-6-2R A/B consists of main agent and curing agent
*Glue A: curing agent/cured isocyanate.
*Glue B: main agent/polyol.
Specifications
TYPICAL PROPERTIES
| Index | Mixing ratio (By weight) | Color | Viscosity 25 °C, Mpa*s | Density @25 °C, g/cm3 | Open time @100g, 25 °C | Storage time, Sealed, 25℃ |
| PUT3220-6-2R A | 30 | brown liquid | 60 ~ 120 | 1.19 ± 0.05 | – – – – – – – – – – | 3 months |
| PUT3220-6-2R B | 100 | white/beige | 10000 ~ 18000 | 1.55 ± 0.05 | – – – – – – – – – – | 3 months |
| Mix A+B | – – – – – – – – – | white/beige | 1600 ~ 2200 | 1.40 ± 0.05 | 85 ± 15 min | – – – – – – – – – – |
TYPICAL CURED PROPERTIES
| Index | Fixed time @25 °C | Curing time @25 °C | Heat curing @60 °C | Cured hardness, Shore A | Color | Temperature resistant, °C | Tg point, °C | Linear expansion coefficient, N/mm² | Flame retardancy UL94 |
| PUT3220-6-2R | 5~7H | 10~12H | 2H | 75~85A | black and white/beige | -40°C~120°C | 8°C | 313*10¯⁶ K¯¹ | V0 |
CURED ELECTRICAL PERFORMANCE
| Index | Thermal Conductivity, W/m.k | Dielectric strength @23°C, kV | Volume resistivity @23°C/50% r.h | Surface resistance @23 °C/50% | Dielectric constant at @1MHz, 23 °C |
| PUT3220-6-2R | 0.75 | ≥ 50 | 1.58E+10¹³ῼ.cm | 5.07E+10¹¹ῼ | 5.04 |
Technical Documents
PUT3220-6-2R Technical Data Sheet
How can we support you?
If you need any assistance, do not hesitate to contact us
