70kW Industrial Electric Heaters for Plastic Machinery
Our 70kW industrial electric heaters are built for demanding continuous heating tasks in plastic machinery, food processing lines, and roller equipment. With heat conversion efficiency reaching 99%, these heaters significantly reduce energy waste and operational costs.
Key Selling Points
- 99% Heat Conversion: Achieves ≥99% efficiency, minimizing energy loss and lowering electricity bills.
- Durable Construction: Core heating coil made of copper wire; outer casing from thickened aluminum alloy and cold-rolled steel plate; inner liner of 304 stainless steel for long service life.
- Strong Adaptability: Can heat workpieces of various shapes and sizes, meeting diverse production needs.
- Wide Power Regulation: Adjustable from 25% to 100%, allowing precise temperature control and energy optimization.
- Built for Harsh Environments: Operates reliably in ambient temperatures from -25°C to 55°C and humidity up to 95%.
Technical Specifications
| Rated Power | 70kW |
| Rated Voltage | 380V |
| Voltage Range | 380V |
| Operating Frequency | 4-50kHz |
| Power Regulation Range | 25% - 100% |
| Heat Conversion Efficiency | ≥99% |
| Ambient Temperature | -25°C ~ 55°C |
| Ambient Humidity | ≤95% |
Models and Options
The 70kW model is available in standard configuration. Optional accessories include temperature sensors, PLC control systems, and touch screens for integrated process control.
Materials and Structure
Core heating coil: copper wire. Outer casing: thickened aluminum alloy and cold-rolled steel plate. Inner liner: 304 stainless steel.
Applications
Widely used in plastic machinery, food machinery, aluminum-plastic machines, roller equipment, heating systems, boilers, and oil & gas transmission.
Customization
Power output (70kW or 80kW), coil size, and control interfaces can be customized. OEM/ODM projects supported.
Case Study
In an industrial case, our induction heaters applied in plastics and rubber production sustained thermal efficiency of 95%–98%, achieving 30%–70% energy savings and zero major failures over 10+ years.
FAQ
- What is the heat conversion efficiency? ≥99%.
- Can it operate in high humidity? Yes, up to 95% relative humidity.
- What are the installation requirements? The electromagnetic coil must maintain proper distance from heated metal, and an insulation layer should be added for efficiency.
- What safety features are included? Overcurrent, overvoltage, overtemperature, and water shortage protection.
- What is the warranty? One year free maintenance and lifelong maintenance guarantee.
- What certifications do you have? ISO 9001:2015 and CCC for some models.
- Can the power be customized? Yes, 70kW or 80kW options are available.
Inquiry Information
For pricing and lead time, contact us at jx@fsjxrn.com.cn or WhatsApp +86 18664277928.
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Image Alt: 70kW industrial electric heaters with copper coil and 304 stainless steel liner
