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25KW High Frequency Induction Furnace for Gold, Silver, Copper & Steel Smelting - China Suppliers & Factory

This compact yet powerful 25KW induction furnace, designed by leading suppliers in China, is engineered for the fast and efficient smelting of gold, silver, copper, and steel, with a capacity of up to 5kg per batch. Utilizing high-frequency electromagnetic induction technology, this advanced furnace achieves rapid heating exceeding 1600°C while minimizing energy loss. Perfect for factories looking to enhance their metal processing operations, it stands out for its reliability and performance in metallurgy. Choose this induction furnace for a superior smelting experience that aligns with modern industrial standards

    Product Description

    • Jewelry & Precious Metal Refining – Ensures high-purity melting for gold/silver casting with low oxidation.
    • Small-Scale Metalworking – Perfect for copper wire recycling, brass alloy production, and steel scrap processing.
    • Laboratory & DIY Applications – Compact design suits workshops, dental labs, and artisan metalcraft.

    Key advantages include PID temperature control, 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:

    • Precious Metal Processing – Efficiently melts gold, silver, and platinum for jewelry casting, refining, and recycling with minimal oxidation loss.
    • Non-Ferrous Metal Smelting – Ideal for copper, brass, and aluminum alloys, supporting small-batch production in foundries and workshops.
    • Steel & Iron Work – Handles tool steel, stainless steel scrap melting for forging or repair applications.
    • Laboratory & Dental Use – Compact design suits dental labs for alloy preparation and research institutions for material testing.
    • 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 and Performance

    The 25KW high-frequency induction smelting furnace (5kg capacity) features the following key configurations and performance metrics:

    Core Configuration

    • Power Supply: Operates on 380V three-phase AC with 25KW output for stable high-temperature melting.
    • Frequency Range: 30-80KHz high-frequency induction ensures rapid, uniform heating.
    • Cooling System: Water-cooled design (0.2MPa, 4-5L/min flow rate) prevents overheating.
    • Crucible Options: Compatible with graphite/clay-bonded crucibles for gold, silver, copper, and steel melting.
    • Control System: PID temperature regulation with ±5°C precision.

    Performance Highlights

    • Melting Speed: 5-10 minutes per batch (up to 1600°C), ideal for small-scale production.
    • Material Versatility: Handles precious metals (gold/silver), copper alloys, and stainless steel with ≤2% oxidation loss.
    • Energy Efficiency: 85%+ electrothermal conversion rate, reducing power consumption by 30% vs traditional methods.
    • Safety: Overload/overheat protection.
    • 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

    What is the melting capacity of this induction smelting furnace?

    The furnace has a melting capacity of 5kg for gold and silver, and 3-4kg for copper and steel.

    What is the maximum heating temperature it can reach?

    It can reach a maximum temperature of 1600°C (2912°F) with PID temperature regulation and ±5°C precision.

    How fast is the melting process per batch?

    The furnace features rapid heating, taking only 5 to 10 minutes per batch depending on the material.

    What kind of cooling system does the furnace require?

    It uses a water-cooled design requiring a water flow rate of 4-5L/min and a pressure of 0.2MPa to prevent overheating.

    Can the induction coil design be customized?

    Yes, the induction coil shape and size can be customized based on your specific product size, workshops, and laboratories.

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