This equipment is designed for the sintering and heat treatment processes of magnetic materials in a nitrogen atmosphere.

 I. Technical Specifications and Basic Configuration  
- **Product Model**: TLG9080-1509ZN Controlled  Atmosphere Roller Hearth Furnace   
- **Rated Temperature**: 810°C; **Maximum Temperature**: 900°C  
- **Effective Load Height**: 80mm  
- **Sagger Size**: 290*290*35Hmm, 600*300*35Hmm (3 columns × 2 layers)  
- **Circulation Line**: Single-loop structure  
- **Drive Method**: The drive side is powered by a motor through sprockets and helical gears. Each motor unit can achieve forward and reverse rotation.  
- **Drive Speed**: IN-OUT 6.5 hours (adjustable drive speed range: approximately 3.5～15 hours)  
- **Roller Material**: Stainless steel (SUS310S for >700°C; SUS304 for ≤700°C)  
- **Roller Specifications**: Φ42mm×2250mm  
- **Snake Control**: Front-rear deviation ≤±40mm, left-right deviation ≤±30mm  
- **Heating Elements**: Quartz tubes with heating wires  
- **Sintering Atmosphere**: Nitrogen  
- **Atmosphere Control**: One gas exchange chamber at each furnace entrance and exit  
- **Oxygen Content Control**: ≤30ppm (no-load, gas source purity 99.999%)  
- **Gas Circuit Composition**: 20 paths (5 paths with a range of 1-10 Nm³/hr; 15 paths with a range of 3-30 Nm³/hr)  
- **Exhaust System**: Direct connection, 11 paths, equipped with centrifugal fans  
- **Temperature Zone Structure Division**:  
  - Heating Section: 16390mm  
  - Insulation Section: 4470mm  
  - Cooling Section: 8940mm  
- **Temperature Control Stability**: ±1°C (based on instrument display)  
- **Furnace Temperature Uniformity**: ±5°C (no-load, cross-section of the constant temperature zone)  
- **Number of Temperature Zones**: 15  
- **Number of Temperature Control Points**: 30 (2 points per zone, upper and lower, independently controlled)  
- **Number of Temperature Measurement Points**: 18 (1 point per zone, middle position)  
- **Furnace Pressure Test Ports**: 18  
- **Thermocouple**: Type N  
- **Alarm and Protection**: Audible and visual alarms for furnace overtemperature, main drive abnormality, sagger jamming, abnormal air pressure, fan overload, etc.  
- **Equipment Surface Temperature Rise**: <60°C  
- **Outlet Material Surface Temperature**: <150°C  
- **Maximum Heating Power**: 430kW  
- **Typical Insulation Power**: ≤240kW  
- **Inlet Gas Pressure**: 0.2-0.4Mpa  
- **Power Supply**: 3-phase 5-wire, 380/220VAC, 50Hz  
- **Reference Dimensions**: Approximately 2800W×5000H×35000Lmm (including entrance and exit, excluding control cabinet)  
- **Equipment Appearance**: High-temperature water-based paint, color code RAL9002