Lead-Free Hot Air Reflow Soldering Machine (MK Energy-Saving Series)

Lead-Free Hot Air Reflow Soldering Machine (MK Energy-Saving Series)

Category: SMT EQUIPMENT

Specifications
Details



Adopts PC+PLC control, with stable and reliable performance, higher temperature control and curve repeatability precision. Full modular design facilitates maintenance, meets the requirements of various lead-free processes, and complies with energy-saving and environmental protection standards.


Features :
 
  • Heating System: Adopts efficient heating modules for easy maintenance; built-in booster air hub and efficient air circulation structure for higher efficiency
    • Heating Module
      • Low-Cost Operation Design
      • Flux management system extends the maintenance interval in the furnace; convenient and fast maintainability design concept greatly reduces maintenance time.
      • The reflow soldering heaters all adopt drawer-type high-efficiency heatingwires; the power cord is 500℃ heat-resistant mica high-temperature wire,led out of the furnace liner; imported quick terminal blocks are used forwiring. The heating wires have a long service life, facilitating wiring andmaintenance.
    • Built-in Booster Air Hub and Efficient Air Circulation Structure
      • Each zone inside the furnace liner is equipped with a new booster air drum to provide sufficient counterflow during product productionand improve the thermal efficiency of the equipment; the air outlet rectifier plate is made of aluminized zinc plate by stamping, and the airoutlet holes are stretched and guided flanged holes, which can provide stable and good air outlet to ensure relatively stable temperature during mass production.
         
  • Transmission System (High Reliability, Anti-Deformation Design for Transmission Guide Rails)
    • Heating Module
      • Guide rails are made of special aluminum alloy material, with super hard
        film oxidation treatment on the surface (anti-deformation, anti-wear)
      • Guide rails adopt two-section structure design to enhance bending strength and prevent deformation
      • Special width adjustment and transmission structure design ensure stable and reliable PCB transmission
      • Manual + Electric Width Adjustment Structure Design
      • Equipped with emergency manual transmission structure to prevent PCB boards in the furnace from being burned due to power failure

         
    • ​​​​​​​Guide Rail Support and Adjustment Mechanism 
      • The guide rail is an integrated two-section structure, with special hard treatment on the surface, which can increase the service life by 5 times; the guide rail adopts multi-point suspension support, with small span between supports and small deformation in the vertical direction (Z direction) of the guide rail.
         
  • Windows OS, Variable-Frequency Speed Regulation, Efficient Flux Recovery System, and Energy-Saving & Environmental Protection Design
    • Heating Module
      • ​​​​​​​All MK series reflow soldering products adopt Emerson's dedicated technology control system; the transmission and temperature zone temperature control are closed-loop; the temperature zone temperature control is automatically controlled by a dedicated PID temperature control module; the air circulation and transmission adopt frequency conversion adjustment, with stable performance and safety reliability.

         
    • Flux recovery system
      • ​​​​​​​Upgraded flux recovery device reduces flux residue in the furnace and lowers maintenance frequency. External multi-stage variable temperature filtration recovery ensures thorough recovery; the open recovery channel is easy to maintain without tools, greatly improving maintenance convenience.

         
    • Environmental Protection Features
      • The furnace liner uses thickened new environmental protection materials for heat insulation; the connection between the inner and outer liners adopts a new heat insulation structure; the waste heat discharge system of the furnace liner adopts an insulated air duct design, which can ensure that the temperature of the machine shell is within ambient temperature +5℃ during normal production and use of the equipment.
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Specifications :
 
Model Category MK-8 Series
(Single/Dual Track)
MK-10 Series
(Single/Dual Track)
MK-12 Series
(Single/Dual Track)
Heating
Parameters
Number of Heating Zones Upper 8/Lower 8 Upper 10/Lower 10 Upper 12/Lower 12
Length of Heating Zones 3142mm 3670mm 4150mm
Heating Method Internal Circulation Heating
Number of Cooling Zones 2 (cold air internal circulation type)
Length of Cooling Zones 1065mm 1160mm 1440mm
Cooling Method Natural Air Cooling
Air Volume Single Track: 25m³/min; Dual Track: 30m³/min 2 (Channels)
Transport
Parameters
Transport Direction Left-Right (L-R) (or: Right Left (R→L))
Transport Belt Height 900+20mm
Transport Belt Width/Guide Rail 500mm 700mm 500mm 700mm 500mm 700mm
Adjustment Range Single Track: 50-490mm; Dual Track: 50-275mm each
Transport Quide Rail Fixing Method Single Track: Front fixed (or: Rear fixed); Dual Track: Front & rear rails fixed, middle two movable
Transport Belt Type Chain drive + mesh drive (single-row chain)
Transport Belt Speed 300-2000mm/min
Upper PCB Height Upper 30mm/Lower 25mm
Control
Parameters
Power Supply
Starting Power (Segmented Start 28KW 30KW 30KW 32KW 33KW 35KW
Normal Operating Power Consumption 7KW 9KW 9KW 10KW 11KW 12KW
Heating-Up Time approx 15min approx20min approx.20min approx25min approx20min approx25min
Temperature Control Range Room Temperature ~ 350°C
Temperature Control Method PID full closed-loop control, SSR drive
Temperature Control Precision +1°C
PCB Temperature Distribution Deviation +1°C
Setting Parameter Storage Can store multiple setting parameters
Abnormal Alarm Temperature abnormality (overtemperature or temperature drop after constant temperature), board drop or jam alarm, etc.
Signal Beacon LED tri-color light (Yellow-Heating Up, Green-Constant Temperature; Red-Abnormal)
Body
Parameters 
Overall Dimensions (mm) Single Track: 5250-1420-1490, Dual Track: 5250-1630-1490
Weight Track: Approximately 2300KG Track: Approximately 2800KG Track: Approximately 3000KG
Color Standard Computer White
Rectifier Plate Material Galvanized plate / Aluminum plate/Stainless steel (optional)
Dual Guide Rail Transport Single Track: Not equipped; Dual Track: Equipped (1& 3 or 1 & 4 rails fixed; Max PCB width 275+275mm (300+300mm optional)

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