High-Voltage Electrical Vacuum Casting Equipment | Guanjiao Machinery

In power transmission systems, the insulation performance of high-voltage components such as instrument transformers and reactors is crucial for grid stability. Guanjiao Machinery introduces a new generation of polyurethane/epoxy vacuum casting equipment, providing perfect insulation encapsulation solutions for the high-voltage electrical manufacturing industry.

Core Technical Advantages

1. Precision Metering System

• Servo-driven gear pumps ensure ±0.5% dosing accuracy

• Adjustable 1:1-10:1 mixing ratio for various material formulations

• Anti-sedimentation design maintains filler homogeneity

2. Complete Vacuum Control

• Rotary vane + Roots vacuum system achieves ≤50Pa ultimate vacuum

• Integrated 3-axis robotic dispensing within vacuum environment

• Temperature-controlled vacuum chamber prevents premature curing

3. Intelligent Thermal Management

• Thermal oil circulation for tanks, electric heating for pipelines

• ±1°C temperature control ensures consistent viscosity

• Independently temperature-regulated static mixer prevents clogging

Main Application Areas

• Current/potential transformer insulation encapsulation

• Dry-type transformer coil potting

• Power capacitor sealing protection

• High-voltage switchgear insulation processing

Technical Specifications

With 99-recipe storage and automated cleaning system, the equipment supports rapid production changeovers, significantly enhancing intelligent manufacturing level and production efficiency for high-voltage electrical components.