CF Series Metallization Drying and Firing Furnace
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Standard Features:

  • Rapid thermal ramping
    (up to 200°C/sec)
  • Enhanced thermal cooling
    (up to 100°C/sec)
  • Up to 760cm/minute (300ipm)
    belt speed
  • Uniform, stable and repeatable
    cavity temperature (+/- 2°C)
  • Mesh belt with stand-offs
  • Soft start with reduced
    connected load
  • Enhanced software recipe management
  • Advanced graphical user interface
  • Master production control interface
  • Data logging
  • Redundant over-temperature shutdown
  • Safe, simple chamber accessibility
  • Eye-level electronics for easy maintenance
  • Failed element monitor
  • Uninterruptible power supply
  • Integration to wafer automation equipment

Options:

  • SolectFire™ Technology
  • Edge contact belt
  • Profiling systems
  • VOC thermal oxidizer
  • SECS/GEM
  • CE compliance


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CF Series Metallization Drying and Firing Furnace

The Worlds Best Selling Metallization Furnace

For highly efficient solar cells at the lowest possible cost, more solar manufacturers choose Despatch Firing Furnaces than any other brand.

The drying and firing system is easily integrated with every major metallization printer line and provides advanced technology to accomodate next generation pastes.

Select Fire The furnace is now available with SolectFire™ Technology. This critical advancement opens the process window and gives operators independent open and closed loop control of the top and bottom of each firing zone. This innovative decoupling technology provides greater thermal control and sets the stage for next generation pastes.

Despatch CF Firing Furnace with Thermal Oxidizers Despatch CF-Series metallization furnaces are designed for high throughput, ease of maintenance, and consistent process repeatability ensuring consistently high yields and superior product quality. Patented push-button chamber access and optional VOC Thermal Oxidizers make maintenance easy. These innovations maximize performance and up time and result in lowest cost of ownership while producing the highest efficiency cells.

CDF-SL Drying and Firing Furnace with optional VOC Thermal Oxidizers


  

 

CF-SL Firing CDF-SL Drying/Firing
Product Configuration
Overall length 736 cm (290 in) 1147 cm (451.5 in)
Overall width 121 cm (47.5 in) 121 cm (47.5 in)
Overall height 164 cm (64.5 in) 164 cm (64.5 in)
Standard entrance/exit table 93.5 cm (36.8 in) 93.5 cm (36.8 in)
Open inspection area NA 46 cm (18 in)
Conveyor type Lightweight balance spiral weave, Nichrome V material, friction drive with stand-offs
Conveyor height above floor 91.5-99 cm (36-39 in) 91.5-99 cm (36-39 in)
Conveyor width (custom configurations up to 24in/61cm wide available) 25.4 cm (10 in) 25.4 cm (10 in)
Net weight 2,270 kg 5,000 lbs) 3,400 kg 7,500 lbs)
Electrical Requirements
Voltage 380–415V/3 phase/50–60 Hz
Connected load 46 Amps 65 Amps
Typical operating load 32 Amps 44 Amps
Water Requirements
Typical flow 11 lpm 11 lpm
Pressure (maximum) 4 Bar (60 psi) 4 Bar (60 psi)
pH level 7.2–7.6 7.2–7.6
Recommended inlet temperature 16–18°C (59-64°F) 16–18°C (59-64°F)
Exhaust
Process exhaust venturi assist *hood required, no direct connection 2 sets 4 sets
Cabinet exhaust 850 M³/hr (500 scfm) 1700 M³/hr (1,000 scfm)
Process Atmosphere
Clean dry air (CDA) (Typical) 19 M³/hr (11 scfm) 50.5 M³/hr (30 scfm)
Process Capabilities
Maximum temperature (Drying/firing) 1000°C 400°C/1000°C
Conveyor speed range 66–762 cm/min (26–300 ipm) all models
Conveyor speed accuracy ± 0.5% ± 0.5%
Throughput (6x6in/156x156mm wafers up to 2,500 wafers/hour up to 1,700 wafers/hour
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