N2Atmosphere Reflow OvenSNR GT Series

Nitrogen Atmosphere Convection Reflow Oven SNR-GT Series

Standard model with enhanced basic functions

  • Saves more energy with cross nozzle and double heat insulation structure
  • Labyrinth curtain reduces N2 consumption
  • Flux collection system enhances productivity

Heating capacity improved by the cross-nozzles

  • Improves rectilinear propagation of hot air
  • Stability and energy-saving effect at the motor low rotation

Low power consumption

  • Power optimization through ECO-mode control developed by SMIC
  • Significant increased heat retention by the double insulation structure

Flux Management System

  • Uniquely developed the flux management system
  • Tool-free easy maintenance
  • Significantly higher flux collection efficiency by dual flux collection unit
  • Reuse a paste abandoned container for flux collection

  • Equipped with the flux management system in all zones as standard feature

Low N2 consumption

  • Top-bottom labyrinth curtain at inlet/outlet
  • N2 curtain
  • N2 reduction by injecting optimized amount
  • Total consumption reduction by intelligent stand-by mode

Notebook PC display panel

3D display for easy operation

Intelligent stand-by mode

Time reduction mode that achieves significant energy saving

Other equipment

  • PLC + PC control
  • Heated zone flux management system
  • PCB fall detection
  • PCB counter
  • ECO-mode operation (divided into 8 blocks)
  • Oxygen analyzer
  • Automatic oxygen concentration control
  • Intelligent stand-by mode
  • Profile measurement mode
  • Independent fan control (tripartition)
  • Conveyor special surface treatment(chain, key materials and sprockets)
  SNR-725GT SNR-840GT
Dimensions (L×W×H) 3,000 x 1,326 x 1,430 mm 5,300 x 1,390 x 1,460 mm
Conveyor height 900±20 mm 900±20 mm
Conveyor speed 0.3 - 2.0 m/min 0.3 - 2.0 m/min
PCB dimensions W: 50 - 250, L: 100 - 300, T: 0.8 - 3.0 mm W: 50 - 400, L: 100 - 300, T: 0.8 - 3.0 mm
Component height ≦10mm [OP: 35mm], ≧5mm [OP: 25mm] ≦10mm [OP: 35mm], ≧5mm [OP: 25mm]
Heated zones 7 8
Cooling zones 1 1
Side edge clearance (select one) 3 or 4 or 5 mm 3 or 4 or 5 mm
N2 (Nitrogen) gas supply ≧99.999%, ≧0.4MPaG, max. 250NL/min ≧99.999%, ≧0.4MPaG, max. 600NL/min
N2 (Nitrogen) gas usage Component height/STD:≦10mm, ≧5mm 200NL/min 300NL/min
Power requirement 200V, max. 30kW, 90A, 3-phase 200V, max. 30kW, 90A, 3-phase
  SNR-850GT SNR-1050GT
Dimensions (L×W×H) 5,700 x 1,490 x 1,460 mm 6,500 x 1,490 x 1,460 mm
Conveyor height 900±20 mm 900±20 mm
Conveyor speed 0.3 - 2.0 m/min 0.3 - 2.0 m/min
PCB dimensions W: 50 - 500, L: 100 - 500, T: 0.8 - 3.0 mm W: 50 - 500, L: 100 - 500, T: 0.8 - 3.0 mm
Component height ≦10mm [OP: 35mm], ≧5mm [OP: 25mm] ≦10mm [OP: 35mm], ≧5mm [OP: 25mm]
Heated zones 8 10
Cooling zones 1 2
Side edge clearance (select one) 3 or 4 or 5 mm 3 or 4 or 5 mm
N2 (Nitrogen) gas supply ≧99.999%, ≧0.4MPaG, max. 600NL/min ≧99.999%, ≧0.4MPaG, max. 600NL/min
N2 (Nitrogen) gas usage Component height/STD:≦10mm, ≧5mm 350NL/min 350NL/min
Power requirement 200V, max. 48kW, 140A, 3-phase 200V, max. 48kW, 140A, 3-phase
  SNR-1451GT-B SNR-1465GT
Dimensions (L×W×H) 7,550 x 1,560 x 1,445 mm 7,900 x 1,740 x 1,460 mm
Conveyor height 900±20 mm 900±20 mm
Conveyor speed 0.3 - 2.0 m/min 0.3 - 2.0 m/min
PCB dimensions W: 50 - 510, L: 100 - 510, T: 0.8 - 3.0 mm W: 50 - 650, L: 100 - 700, T: 0.8 - 3.0 mm
Component height ≦10mm [OP: 35mm], ≧5mm [OP: 25mm] ≦10mm [OP: 30mm], ≧5mm [OP: 25mm]
Heated zones 14 14
Cooling zones 4 2
Side edge clearance (select one) 3 or 4 or 5 mm 3 or 4 or 5 mm
N2 (Nitrogen) gas supply ≧99.999%, ≧0.4MPaG, max. 600NL/min ≧99.999%, ≧0.4MPaG, max. 600NL/min
N2 (Nitrogen) gas usage Component height/STD:≦10mm, ≧5mm 400NL/min 400NL/min
Power requirement 200V, max. 63kW. 200A. 3-phase 200V, max. 48kW, 200A, 3-phase

KIC system collaboration

Reduction of time to create atemperature profile

Automatic changeover by bar code

Functions that enable changeover without errors

Other optional equipment

  • Up/down mechanism of top-bottom labyrinth curtains
  • Automatic conveyor width adjustment (conveyor rail)
  • Automatic conveyor width adjustment (warp prevention)

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