The HTF4572-0611NH type four-tube annealing furnace is a specialized sintering equipment for the heat treatment of metal wires. This equipment is designed and manufactured based on advanced international design concepts and our extensive experience in kiln manufacturing, meeting international quality standards.

• Equipment Model: HTF4572-0611NH type four-tube annealing furnace
• Rated Temperature: 1100°C
• Maximum Temperature: 1150°C
• Furnace Tube Size: Φ150mm × 2500mm
• Number of Temperature Zones: 6
• Thermocouple Type: N-type
• Temperature Control Accuracy: ±1°C
• Temperature Control Method: Yamatake temperature controller from Japan, with adjustable heating rate
• Heating Element: Silicon carbide rods
• Furnace Atmosphere: Nitrogen or nitrogen-hydrogen mixed gas
• Cooling Method: Water cooling
• Empty Furnace Heating Time: ≥200 minutes (from room temperature to 1100°C)
• Maximum Heating Power: 90kW
• Empty Furnace Insulation Power: ≤45kW
• Power Supply Requirements: 380V±10%, 50Hz, 3-phase 5-wire
• Weight: Approximately 4500kg

• Must be installed indoors with ambient temperature range of -15°C to 45°C
• Environment must be free of flammable gases, corrosive gases, and steam
• Requires floor area ≥90m² with working space length ≥30m, width ≥3m, height ≥3m
• Foundation must be sturdy and level (total weight approximately 4500kg)
• Requires dedicated three-phase five-wire AC power line (380±10%V, 50±2%Hz)
• No large power conversion equipment should be connected to same distribution
• Equipment must be reliably grounded