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25KW High Frequency Induction Smelting Furnace for Gold, Silver, Copper, Steel - China Suppliers & Factory
Product Description
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Jewelry & Precious Metal Refining – Ensures high-purity melting for gold/silver casting with low oxidation.
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Small-Scale Metalworking – Perfect for copper wire recycling, brass alloy production, and steel scrap processing.
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Laboratory & DIY Applications – Compact design suits workshops, dental labs, and artisan metalcraft.
Key advantages include PID temperature control and a water-cooling system, ensuring precise, stable, and smokeless operation. A cost-effective, low-maintenance solution for professional and hobbyist metalworkers.
Application Scope
The 25KW high-frequency induction smelting furnace (5kg capacity) is widely applied in:
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Precious Metal Processing – Efficiently melts gold, silver, and platinum for jewelry casting, refining, and recycling with minimal oxidation loss.
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Non-Ferrous Metal Smelting – Ideal for copper, brass, and aluminum alloys, supporting small-batch production in foundries and workshops.
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Steel & Iron Work – Handles tool steel, stainless steel scrap melting for forging or repair applications.
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Laboratory & Dental Use – Compact design suits dental labs for alloy preparation and research institutions for material testing.
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Artisan Craftsmanship – Enables detailed metal art casting and custom metalwork with precise temperature control (up to 1600°C).
Featuring rapid heating (5–10 minutes per batch) and energy-saving induction technology, it’s a versatile solution for industrial, commercial, and hobbyist metalworking.
Configuration & Performance
The 25KW high-frequency induction smelting furnace (5kg capacity) features the following key configurations and performance metrics:
Core Configuration
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Power Supply: 380V three-phase AC with 25KW output for stable high-temperature melting.
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Frequency Range: 30-80KHz high-frequency induction ensures rapid, uniform heating.
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Cooling System: Water-cooled design (0.2MPa, 4-5L/min flow rate) prevents overheating.
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Crucible Options: Compatible with graphite/clay-bonded crucibles for gold, silver, copper, and steel melting.
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Control System: PID temperature regulation with ±5°C precision.
Performance Highlights
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Melting Speed: 5-10 minutes per batch (up to 1600°C), ideal for small-scale production.
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Material Versatility: Handles precious metals (gold/silver), copper alloys, and stainless steel with ≤2% oxidation loss.
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Energy Efficiency: 85%+ electrothermal conversion rate, reducing power consumption by 30% vs traditional methods.
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Safety: Overload/overheat protection.
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Customizable Design: Customized induction coil shape and size based on your product, workshops, and labs.
This furnace is optimized for jewelry casting, metal recycling, and R&D applications, balancing efficiency and precision.
Technical Specifications
Technical Specifications of 25KW High-Frequency Induction Smelting Furnace (5kg Capacity):
| Power Input | 380V±10%, 3-phase, 50/60Hz |
| Rated Power | 25KW (adjustable 10%-100%) |
| Frequency Range | 30-80KHz (high-frequency induction) |
| Max Temperature | 1600°C (2912°F) |
| Melting Capacity | 5kg (gold/silver), 3-4kg (copper/steel) |
| Heating Time | 5-10 minutes per batch (depending on material) |
| Cooling System | Water-cooled (4-5L/min flow, 0.2MPa pressure) |
| Crucible Options | Graphite/clay-bonded (included) |
| Control System | Digital PID temperature regulation (±5°C precision) |
| Protections | Overload, overheat, short-circuit, and water shortage alarms |
| Dimensions | Customizable based on your product size and workshop |
| Weight | Customizable |
Ideal for jewelry making, metal recycling, and small foundry operations with 85%+ energy efficiency and low oxidation loss.
Main Components
Frequently Asked Questions
Q: What is the melting capacity of this 25KW induction furnace?
A: The furnace has a melting capacity of up to 5kg for gold and silver, and approximately 3 to 4kg for copper and steel.
Q: How fast does the furnace melt metals?
A: It features rapid heating that allows it to melt a batch of metal in just 5 to 10 minutes, depending on the type of material and configuration.
Q: What is the maximum temperature this smelting furnace can reach?
A: This high-frequency induction furnace can achieve a maximum heating temperature of 1600°C (2912°F).
Q: What kind of cooling system is required?
A: The furnace requires an active water-cooling system with a water flow rate of 4-5L/min and a pressure of 0.2MPa to prevent overheating during operation.
Q: Can the induction coil size be customized?
A: Yes, the shape and size of the induction coil can be customized to suit your specific product dimensions, workshop layouts, or laboratory requirements.
Q: What safety protections are built into the machine?
A: The system is equipped with multiple digital safety features, including protection against overload, overheat, short-circuit, and water shortage alarms.