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CONTINUOUS FURNACE FOR CARBURIZING, HARDENING AND TEMPERING


To see the specification of your hardware, click on the appropriate section.

TEMPERING FURNACE WITH CONVEYOR BELT




Furnace line for heat treatment of conveyer type


Application and features of conveyor tempering furnaces

The products are proceeded the tempering treatment at this equipment after passed rear washing machine. Heater adopts up-down design to get uniform temperature and has long service life and low faulty rate. Furnace has mixed fan, makes temperature was uniform in the furnace.


Continuous Electrical Heating Type Hot Blast Tempering Furnace (Low Temp & Open Construction) RG-808A

conveyor tempering furnaces
Model
 		Conveyer Width, mmInside Height, mmLength of Heating Section, mmInlet Length, mmOutlet Length, mmPower, kW
RG-808A-A53010030001500150051
RG-808A-153010040001500150056
RG-808A-275010060001500150098
RG-808A-3850100600015001500121
RG-808A-41100100600015001500132
RG-808A-51100100800015001500161
RG-808A-611001001000015001500176
RG-808A-6S11001001200015001500225
RG-808A-712001001000015001500187
RG-808A-7S12001001200015001500239
If the Temperature is Under 300°C, then the Reckoning is the Temperature x 80%


Continuous Electrical Heating Type Hot Blast Tempering Furnace (High Temp & Open Construction) RG-808B

conveyor tempering furnaces
Model
 		Conveyer Width, mmInside Height, mmLength of Heating Section, mmInlet Length, mmOutlet Length, mmPower, kW
RG-808B-A6001003000/25001500150075
RG-808B-1600100400015001500110
RG-808B-2700100600015001500150
RG-808B-3850100600015001500150
RG-808B-41000100600015001500189
RG-808B-51000100800015001500189
RG-808B-610001001000015001500252
RG-808B-6S10001001200015001500299
RG-808B-712001001000015001500276
RG-808B-7S12001001200015001500345
If the Temperature is Under 650°C, then the Reckoning is the Temperature x 80%


Continuous Electrical Heating Type Hot Blast Tempering Furnace (High Temp & Sealed Construction) RG-808C

conveyor tempering furnaces
ModelConveyer Width, mmInside Height, mmLength of Heating Section, mmInlet Length, mmPower, kW
RG-808C-4100010070001500189
RG-808C-5100010090001500189
RG-808C-61000100110001500252
RG-808C-6S1000100120001500299
RG-808C-71200100110001500276
RG-808C-7S1200100120001500345
If the Temperature is Under 650°C, then the Reckoning is the Temperature x 80%


Specification & Content of the Equipment of the Electrical Heating Type Tempering Furnace RG-808B-2 (for reference)

Brief Equipment Specification

Supply Voltage220 – 440V 50-60Hz, 3 ph
Conveyer Width700 mm
Inside Height (effective)100 mm
Length of Heating Section6000 mm
Inlet Length1000 mm
Outlet Length (including air cooling system)1500 mm
Power consumption150 kW


The Composition of the Tempering Furnace

1Conveyor from stainless steel SUS3041 set
2Diffusing fans3 sets
3Hot-blown System electric Motor 2 hp3 pcs
4Mixing shaft support and cooling system3 pcs
5Frequency conversion motor 1 hp1 pcs
6Reducer 60-100 types of speeds1 pcs
7Furnace construction materials1 unit
8Pipe type heating element 
9Automatic temperature controller (0-800°C)3 sets
10Temperature controller materials1 unit
11Changing the Direction of the Conveyor Notification System1 unit




Continuous Gas Burner Heating Type Hot Blast Tempering Furnace RG-808G (High Temp & Open Construction)

Model
 		Conveyer Width, mmInside Height, mmLength of Heating Section, mmInlet Length, mmCombustion Ability, kcal/hrPower, kW
RG-808G-41000100600015001625406.75
RG-808G-51000100800015001625406.75
RG-808G-610001001000015002167209.75
RG-808G-6S100010012000150027090012.75
RG-808G-712001001000015002580009.75
RG-808G-7S120010012000150029670012.75
RG-808G-8140010012000150030960013.5
If the Temperature is Under 650°C, then the Reckoning is the Temperature x 80%


Continuous Gas Burner Heating Type Hot Blast Tempering Furnace RG-808H (High Temp & Sealed Construction)

Model
 		Conveyer Width, mmInside Height, mmLength of Heating Section, mmInlet Length, mmCombustion Ability, kcal/hrPower, kW
RG-808H-41000100700015003000009.375
RG-808H-51000100900015003400009.375
RG-808H-6100010011000150044000011.625
RG-808H-6S100010012000150054000013.875
RG-808H-7120010011000150048000011.625
RG-808H-7S120010012000150058000013.875
If the Temperature is Under 650°C, then the Reckoning is the Temperature x 80%


conveyor tempering furnaces


Specification & Content of the Equipment of the Gas Burner Heating Type Tempering Furnace RG-808G-6S (for reference)

Tempering furnace with an external conveyor belt of heat-resistant wire links RG-808/810B includes:

  • Open gas heating system.
  • Air mixing device.
  • Fans for improved combustion.
  • Inlet gas regulator. Exhaust gas moves from the input-output of the furnace and the outlets.
Maximum temperature of the furnace                                         650°C
Operating temperature range300…650°C
Useful width of the furnace    1000 mm
Useful length of the inner space of the furnace11000 mm
Useful height of the furnace100 mm
Useful area of the conveyor belt 0,85 × 13 = 11,05 m2
Note: Inner length of the oven, preheating zone, the length of the pipeline at the inlet and outlet of the furnace together account for 13 m, so the useful length of the conveyor belt is 13 m.
The density of products layout in the tempering furnace conveyor belt, taking into account the calculation that the product residence time in the furnace is 90 minutes, is not more than 136 kg/m2.
External length of the furnace13800 mm
Gas heating power 6,5 kW
Note: Energy consumption is spent on the operation of gas burners, blowers, servomotors, transformers, solenoid valves.
Power consumed by engines7 kW
Number of heating zones4
Number of gas mixing fans4
The residence time of parts in the furnace60…180 min.
Note: Conveyor belts speed range is 40-200 min, the speed is set within this range.
Natural gas consumption27…40 m3/h



Typical Components of Gas Burner Heating Type Tempering Furnace (for reference)

1Conveyor: width 1,000 mm x inlet height 100 mm x heating length 12,000 mm x inlet length 1,500 mm x outlet length 1,000 mm
2Inner insulating materials:
  • Insulating bricks × 1 unit
  • Insulating cements: Japan P-150 × 1 unit
  • Ceramic fiber: Japan 8P & 10P × 1 unit
3Heating construction:
  • Type of burners: direct fire type without radiant tube
  • Model of burners: TJ25 & TJ15 (ECLIPSE made in USA)
  • Quantity of heaters: 10 sets
4Temperature control system:
  • Control system: PID control
  • Control zones: 5 zones
  • Thermocouple: K-type
5Conveyor belt:
  • Belt type: mesh type
  • Material: stainless SUS304 (made in Taiwan)
  • Wires diameters : 1.6 mm × 2.0 mm
  • Belt width : 1,000 mm
  • Bending wall height : 30 mm
  • Total belt length : 29 meters
6Mixing fan:
  • Fan material: stainless SUS304 shaft with stainless SUS304 blades
  • Fan type: multi-blades type, design is patented (made in Taiwan)
  • Speed: 900 RPM
  • Sensor: proximity switch
  • Motor: 2 HP (1.5 kW)
  • Total quantity : 5 sets
  • Cooling type: air-cooling type, design is patented (made in Taiwan)
7Max operation temperature: 650°C
8Driving system:
  • Motor: inverter motor 2.2kw (3HP) + gear box 1/1800
  • Control: Inverter 2.2kw (TE, made in France)
  • Speed range: 40~200 minutes (from inlet to outlet)
  • Driving type: roller type
9Driving rollers:
  • Construction: up roller (inside furnace), under roller (outside furnace), main roller (outside furnace)
  • Materials: stainless SUS304 (up roller), SS41 (under + main roller)
  • Bearing: UCFL 206 bearing (up roller) + UCT211 bearing (main roller) (made in Taiwan)
  • Cooling house of bearing: air-cooling type, casting construction (up roller)
  • The water cooling type for main roller



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