Core Energy-Saving Advantage:
Melting 1,000 kg of molten aluminum consumes only approximately
50 m³ of natural gas. The system delivers over 35% energy savings
compared with traditional regenerative furnaces and over 50%
compared with single-burner furnaces.
Product Showcase & Industrial Applications
Front View & Structure
PLC Control Cabinet
Die-Casting Integration
Robotic Ladling Automation
Automated Workshop Operation
Foundry Workshop Batch Setup
Technical Description
The Huirong Dual Heat Storage Energy-Saving Gas Furnace is designed for efficient melting and holding of molten aluminum in die-casting and foundry production environments. Its dual heat storage hot air circulation system improves thermal efficiency while supporting automatic combustion control, PLC-based monitoring, safety protection and stable furnace operation.
Performance Features
- Dual Heat Storage Hot Air Circulation: Utilizes a dual heat storage hot air circulation waste-heat heating system for ultra-high thermal efficiency. Supports dual-stage fire automatic switching with independent control and stable operational performance.
- Precision Combustion Control: Equipped with dual electromagnetic safety mechanisms and a PID temperature automatic compensation air/gas distribution system. Features a full touch-screen PLC digital automatic proportional output, supporting full-process computer remote real-time monitoring and adjustment.
- Industry-Leading Energy Savings: Requires only approximately 50 m³ of gas to melt 1,000 kg of aluminum. Provides over 35% energy savings compared with traditional regenerative furnaces and over 50% compared with single-burner furnaces. High efficiency enables furnace body cost recovery within 6 months of super energy-saving operation.
- Comprehensive Safety Protection: Manufactured strictly according to Huirong industrial furnace standards. Features automatic molten metal leakage alarm detection, abnormal gas cut-off alarm, distribution cabinet overheat protection and current phase-loss automatic protection.
- Zero Smoke Emissions & Eco-Friendly: Zero smoke emission during furnace operation with exhaust gas temperature kept below 55°C. Significantly improves workshop working conditions and is designed to comply with European and American environmental emission standards.
- Operating Parameters: Maximum heating gas flow rate varies by furnace model, while total electrical power consumption is specified according to the equipment configuration shown below.
Equipment Specifications
| Model | HR300 | HR400 | HR500 | HR600 | HR800 | HR1000 | HR1200 | HR1500 | HR1700 | HR2000 |
|---|---|---|---|---|---|---|---|---|---|---|
| Suitable for Die-Casting Model | 180–220T | 280–300T | 300–350T | 350–400T | 500–650T | 800–1000T | 1000–1250T | 1250T–1650T | 1650T | 2000T |
| Crucible (mm) | Φ720 × H600 | Φ720 × H740 | Φ780 × H750 | Φ880 × H750 | Φ880 × H890 | Φ1050 × H830 | Φ1050 × H1050 | Φ1060 × H1200 | Φ1050 × H1450 | Φ1280 × H1050 |
| Holding Capacity (kg) | 300 kg | 400 kg | 500 kg | 600 kg | 800 kg | 1000 kg | 1200 kg | 1500 kg | 1700 kg | 2000 kg |
| Melting Rate (kg/h) | 120 kg/h | ≈140 kg/h | ≈170 kg/h | ≈200 kg/h | ≈300 kg/h | ≈360 kg/h | ≈420 kg/h | ≈530 kg/h | ≈580 kg/h | ≈680 kg/h |
| Max Natural Gas Flow Rate (m³/h) | 7–10 m³/h | 7–12 m³/h | 7–12 m³/h | 7–12 m³/h | 12–18 m³/h | 18–23 m³/h | 20–28 m³/h | 28–35 m³/h | 33–38 m³/h | 38–43 m³/h |
| Gas Inlet Pressure | Natural Gas / LPG: 1 Bar – 0.1 MPa | |||||||||
| Natural Gas Pipe Diameter | DN25 | |||||||||
| Power Supply | 3-400V + N + G, 50–60Hz | |||||||||
| Electric Power Consumption | 2 kW | 4 kW | 5 kW | |||||||
| Dimensions (L × W × H m) | 2.35 × 1.45 × 2.2 | 2.35 × 1.45 × 2.2 | 2.45 × 1.55 × 2.5 | 2.55 × 1.65 × 2.5 | 2.55 × 1.65 × 2.6 | 2.7 × 1.8 × 2.6 | 2.7 × 1.8 × 2.6 | 2.7 × 1.8 × 2.7 | 2.7 × 1.8 × 2.8 | 3 × 2.1 × 2.7 |
| Ladling Height (mm) | 1000 | 1100 | 1100 | 1100 | 1250 | 1200 | 1470 | 1570 | 1670 | 1720 |
| Equipment Weight | 2.8 T | 3.0 T | 3.2 T | 3.6 T | 4.2 T | 5.2 T | 6.0 T | 6.8 T | 7.3 T | 8.0 T |
HR300
Suitable for Die-Casting Model
180–220T
Crucible
Φ720 × H600 mm
Holding Capacity
300 kg
Melting Rate
120 kg/h
Max Natural Gas Flow
7–10 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
2 kW
Dimensions
2.35 × 1.45 × 2.2 m
Ladling Height
1000 mm
Equipment Weight
2.8 T
HR400
Suitable for Die-Casting Model
280–300T
Crucible
Φ720 × H740 mm
Holding Capacity
400 kg
Melting Rate
≈140 kg/h
Max Natural Gas Flow
7–12 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
2 kW
Dimensions
2.35 × 1.45 × 2.2 m
Ladling Height
1100 mm
Equipment Weight
3.0 T
HR500
Suitable for Die-Casting Model
300–350T
Crucible
Φ780 × H750 mm
Holding Capacity
500 kg
Melting Rate
≈170 kg/h
Max Natural Gas Flow
7–12 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
2 kW
Dimensions
2.45 × 1.55 × 2.5 m
Ladling Height
1100 mm
Equipment Weight
3.2 T
HR600
Suitable for Die-Casting Model
350–400T
Crucible
Φ880 × H750 mm
Holding Capacity
600 kg
Melting Rate
≈200 kg/h
Max Natural Gas Flow
7–12 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
4 kW
Dimensions
2.55 × 1.65 × 2.5 m
Ladling Height
1100 mm
Equipment Weight
3.6 T
HR800
Suitable for Die-Casting Model
500–650T
Crucible
Φ880 × H890 mm
Holding Capacity
800 kg
Melting Rate
≈300 kg/h
Max Natural Gas Flow
12–18 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
4 kW
Dimensions
2.55 × 1.65 × 2.6 m
Ladling Height
1250 mm
Equipment Weight
4.2 T
HR1000
Suitable for Die-Casting Model
800–1000T
Crucible
Φ1050 × H830 mm
Holding Capacity
1000 kg
Melting Rate
≈360 kg/h
Max Natural Gas Flow
18–23 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
4 kW
Dimensions
2.7 × 1.8 × 2.6 m
Ladling Height
1200 mm
Equipment Weight
5.2 T
HR1200
Suitable for Die-Casting Model
1000–1250T
Crucible
Φ1050 × H1050 mm
Holding Capacity
1200 kg
Melting Rate
≈420 kg/h
Max Natural Gas Flow
20–28 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
4 kW
Dimensions
2.7 × 1.8 × 2.6 m
Ladling Height
1470 mm
Equipment Weight
6.0 T
HR1500
Suitable for Die-Casting Model
1250T–1650T
Crucible
Φ1060 × H1200 mm
Holding Capacity
1500 kg
Melting Rate
≈530 kg/h
Max Natural Gas Flow
28–35 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
5 kW
Dimensions
2.7 × 1.8 × 2.7 m
Ladling Height
1570 mm
Equipment Weight
6.8 T
HR1700
Suitable for Die-Casting Model
1650T
Crucible
Φ1050 × H1450 mm
Holding Capacity
1700 kg
Melting Rate
≈580 kg/h
Max Natural Gas Flow
33–38 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
5 kW
Dimensions
2.7 × 1.8 × 2.8 m
Ladling Height
1670 mm
Equipment Weight
7.3 T
HR2000
Suitable for Die-Casting Model
2000T
Crucible
Φ1280 × H1050 mm
Holding Capacity
2000 kg
Melting Rate
≈680 kg/h
Max Natural Gas Flow
38–43 m³/h
Gas Inlet Pressure
Natural Gas / LPG: 1 Bar – 0.1 MPa
Natural Gas Pipe Diameter
DN25
Power Supply
3-400V + N + G, 50–60Hz
Electric Power Consumption
5 kW
Dimensions
3 × 2.1 × 2.7 m
Ladling Height
1720 mm
Equipment Weight
8.0 T
Frequently Asked Questions (FAQ)
Q: How does the dual heat storage system improve furnace efficiency?
A: The furnace uses a dual heat storage hot air circulation
system to recover and reuse heat, improving thermal efficiency
while supporting automatic combustion switching and stable
furnace operation.
Q: How much natural gas is required to melt 1,000 kg of aluminum?
A: The supplied technical specification states that melting
1,000 kg of aluminum requires approximately 50 m³ of natural gas.
Q: What furnace models are available?
A: The available models in the supplied specification are
HR300, HR400, HR500, HR600, HR800, HR1000, HR1200, HR1500,
HR1700 and HR2000.
Q: Can the furnace be integrated with die-casting equipment?
A: The supplied application materials show the furnace used
in die-casting machine integration and automated workshop
configurations.
Q: What information should I provide for a technical proposal?
A: Please provide your target die-casting machine tonnage,
required holding capacity, production requirements, available
workshop space and fuel or gas supply conditions so the
appropriate furnace configuration can be evaluated.
Send an Inquiry
Tell us about your material, required melting capacity, production application and equipment requirements. Huirong can provide further technical information and configuration guidance.
Direct Email
huirong.furnace@gmail.com
Need the Right Electric Melting Furnace for Your Foundry?
Contact Huirong for furnace selection, technical configuration, application guidance and project-specific quotations.
Email: huirong.furnace@gmail.com