Shanghai Wenyou Industry Co., Ltd.
| Viscosity | 10000 - 20000mPa.s at 40°C |
| Thermal Shock Resistance | 1,000+ cycles (IEC 60216) |
| Supply Ability | Plenty of raw material in stock |
| Density | 1.55 - 1.70g/cm3 at 25°C |
| Payment Terms | Normally T/T,L/C |
| Dielectric Strength | >22 kV/mm (ASTM D149) |
| Delivery Time | 7 -10 work days |
| Flash point | around 135°C |
| Packaging Details | 20kg/pail, 220kg/barrel, 1200kg/tank |
| Vapor Pressure | < 0.01Pa at 25°C |
| Model Number | 9229A |
| Certification | ISO9001, ISO14001, SGS, and UL |
| Place of Origin | China |
| Brand Name | wenyou |
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Product Specification
| Viscosity | 10000 - 20000mPa.s at 40°C | Thermal Shock Resistance | 1,000+ cycles (IEC 60216) |
| Supply Ability | Plenty of raw material in stock | Density | 1.55 - 1.70g/cm3 at 25°C |
| Payment Terms | Normally T/T,L/C | Dielectric Strength | >22 kV/mm (ASTM D149) |
| Delivery Time | 7 -10 work days | Flash point | around 135°C |
| Packaging Details | 20kg/pail, 220kg/barrel, 1200kg/tank | Vapor Pressure | < 0.01Pa at 25°C |
| Model Number | 9229A | Certification | ISO9001, ISO14001, SGS, and UL |
| Place of Origin | China | Brand Name | wenyou |
| High Light | crack resistant epoxy casting resin ，high dielectric strength epoxy resin ，electrical insulation epoxy resin | ||
Engineered for outdoor electrical insulation in Current Transformers (CT) and Potential Transformers (PT), this modified BPA epoxy system delivers crack-resistant encapsulation for 10-35kV terminal posts, bushings, and transformer components. With pre-mixed fillers in both resin (LW-9229A) and hardener (LW-9229B), it ensures consistent thermal shock resistance and long-term durability in harsh environments.
Ideal for:
| Method | Benefit |
|---|---|
| Vacuum Gravity Casting | Bubble-free encapsulation for complex geometries |
| Automatic Pressure Gelation (APG) | High-yield production of crack-resistant parts |
| Property | Value/Description |
|---|---|
| Filler Status | Pre-mixed in resin & hardener |
| Dielectric Strength | >22 kV/mm (ASTM D149) |
| Thermal Shock Resistance | Excellent (1,000+ cycles, IEC 60216) |
| Crack Resistance | Optimized for outdoor exposure |
| Viscosity | Slurry liquid for deep gap filling |
| Certification | UL 94 V-0 (Flame Retardant) |
| Component | Product | Proportion |
|---|---|---|
| Epoxy Resin | LW-9229A | 100 pbw |
| Hardener | LW-9229B | 100 pbw |
| Colorant | LC-Series* | 1 pbw |
*Color paste optional for UV-stable pigmentation.
This electrical-grade epoxy combines BPA's structural strength with pre-mixed fillers for unmatched crack resistance in outdoor applications. Its slurry viscosity ensures perfect gap filling for CT/PT windings, while room temperature curing reduces production costs. Ideal for 10-35kV terminal posts and transformer encapsulation, it delivers lifelong moisture resistance and dielectric performance under thermal cycling.
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2008
Total Annual:
15000000-25000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Shanghai Wenyou Industry Co., Ltd.mainly engaged in the advanced materialsof MV and HV insulation products for indoorand outdoor use, both suitable for APG andvacuum casting. Our wide range of products includes epoxy resin, flame retardant resin, curing agents, outdoor modifiers, toughe... Shanghai Wenyou Industry Co., Ltd.mainly engaged in the advanced materialsof MV and HV insulation products for indoorand outdoor use, both suitable for APG andvacuum casting. Our wide range of products includes epoxy resin, flame retardant resin, curing agents, outdoor modifiers, toughe...
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