Continental Furnaces’ Pit Type Annealing Furnace offers a vertical design ideal for annealing long components, wire coils, and forgings. This furnace provides uniform heating, controlled cooling, and exceptional temperature distribution for stress relief and metallurgical transformation processes.
Key Features
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Vertical Pit Design: Space-efficient configuration for long components
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Uniform Heat Distribution: Multiple heating zones for consistent results
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Controlled Atmosphere Capability: Optional protective atmosphere for oxidation-free processing
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Heavy Load Capacity: Robust construction for large component batches
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Energy Efficient Insulation: High-grade refractory lining minimizes heat loss
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Flexible Fuel Options: Natural gas, LPG, electrically heated, or oil-fired
Technical Specifications
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Design Type: Vertical pit construction
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Heating Method: Gas-fired burners or electric heating elements
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Temperature Range: 600°C to 1050°C
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Capacity: Customizable based on pit dimensions
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Atmosphere Control: Air, protective gas, or vacuum options
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Control System: PLC-based with multi-zone temperature control
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Insulation: Ceramic fiber and refractory brick combination
Advantages
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Minimal Floor Space: Vertical design reduces factory footprint
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Excellent Temperature Uniformity: ±5°C throughout working zone
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Gravity Loading: Easy component placement using overhead cranes
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Reduced Oxidation: Optional controlled atmosphere protection
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Low Maintenance: Simple construction with fewer moving parts
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Cost-Effective Operation: Efficient fuel consumption
Applications
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Wire coil annealing (copper, aluminum, steel)
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Long shaft and bar annealing
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Forging stress relief
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Spring manufacturing heat treatment
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Tool and die annealing
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Gear and bearing component processing
Process Capabilities
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Annealing: Stress relief and softening operations
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Normalizing: Grain refinement for improved properties
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Tempering: Hardness adjustment after hardening
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Stress Relieving: Residual stress elimination
Industries Served
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Wire and cable manufacturing
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Automotive components
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Tool and die manufacturing
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Spring manufacturing
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Forging industries
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General engineering
Available Configurations
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Electric Pit Furnace: Clean, precise heating for controlled atmospheres
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Gas-Fired Pit Furnace: Economic heating for large-scale operations
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Sealed Quench Pit Furnace: Integrated quenching capability
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Atmosphere Controlled Pit Furnace: Bright annealing applications
Safety Features
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Emergency stop systems
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Over-temperature protection
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Atmosphere monitoring and control
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Cooling system interlocks
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Operator safety barriers
Why Choose Continental Furnaces?
With 35+ years of expertise in heat treatment furnace design, Continental Furnaces delivers ISO-certified pit type annealing furnaces engineered for reliability, efficiency, and precise metallurgical results.
Contact us today for custom pit type annealing furnace solutions tailored to your heat treatment requirements.