Fifteen tube furnace case

Key Technical Parameters of the Fully Automatic Fifteen-Tube Furnace (Including Dual-Door Structural Design)

1. Equipment Application:

The primary application involves reducing metal oxides into metal powders in a hydrogen-mediated atmosphere within a tube furnace heating environment.

II. Process Principle:

MeOx + xH2 = Me + xH2O.

3. Equipment Parameters:

(1) Equipment dimensions:

1. High-temperature furnace tube: Outer diameter 144mm, inner diameter 124mm, length 10000mm,

2. Number of furnace tubes: 15,

3. Feed end furnace tube: outer diameter 140mm, inner diameter 124mm, length ~2800mm,

4. Furnace tail cooling section length: outer diameter 140mm, inner diameter 124mm, length ~4500mm,

5. Total equipment length: ~18,000mm,

6. Total equipment width: ~6200mm,

7. Furnace body height: ~2500mm.

(2) Material Requirements:

1. Furnace tube material: ZGCr28Ni48W5Si2 (high-temperature resistant cast steel) or ZGCr20Ni35 (high-nickel cast steel),

2. Feed furnace tube material, cooling furnace tube material: Cr17Ni12Mo (316L),

3. Other furnace head and tail materials: Cr18Ni9 (304),

4. Ordinary supports and structural components: carbon steel,

5. Heating wire material: FeCrAlNb alloy.

(3) Control Parameters:

Parameter control: PLC, display screen.

2. Number of high-temperature zones: Five zones, divided into upper, middle, and lower layers, with 15 temperature measurement points.

3. Rated total power of the equipment: 500KW, with 100KW for the first and second bands (heating elements are thickened), 80KW for the third and fourth bands, and 40KW for the others.

4. Furnace Temperature Control: Power Regulator.

5. Furnace temperature range: 0~1000°C (ZGCr28Ni48W5Si2 furnace tube), 0~850°C (ZGCr20Ni35 furnace tube).

6. Furnace pressure control: 1.5~3KPa.

7. Pushing speed: Adjustable at 12~30 minutes per boat.

8. Hydrogen flow rate: Adjustable from 5 to 80 m³/h.

(4) Automated Systems:

1. Multi-axis robotic arm complete equipment, automatic control of boat and dish loading and unloading.

2. Automatic weighing and loading system.

3. Automatic unloading and automatic boat cleaning system.

4. Automatic dual-sealed door design for both the furnace head and tail.

5. Other integrated automatic control systems.

(5) Supporting Requirements (Customer's Own Provision):

Power supply control: 380V, three-phase.

2. Cooling water temperature requirement: ≤40°C.

3. Hydrogen dew point entering the furnace: ≤-40℃.

4. Hydrogen Purification System: Circulation rate ≥ 1000 M3/h. The hydrogen gas is directed to the hydrogen recovery and purification system for reuse after being extracted.

5. New hydrogen replenishment: Hydrogen pressure 8~12KPa.

6. Matching boat and dish: Length * Width * Height * Thickness = 498*98*81*6mm (Cr25Ni20, below 950°C)