Used LEADERMAC 423S 4 Head Smartmac 9″ Moulder

Machine Information


Thickness Material: .4”(to 1/4” Optional) to 5”
Width Material: .6” to 9”
Min length of material: 7.9” (Butt Fed)
Feed Speeds to: 20-80 FPM (6-24 MPM)
Axial adjust. side heads:  .8” (20mm)
Axial adjust. top/btm heads: .8” (20mm)
Net weight approx.: 5,140 lbs.

  • 1 Piece – Cast Iron Main Frame. Specially heat treated for maximum stability and minimum vibration
  • 78 inch (2 meter) long Adjustable Straightening Infeed Table and Fence (each adjustable .4 inch) – shorter or longer Infeed tables are available
  • Tables and Infeed fence are Hard Chromed (except 1st bottom receiving plate which is alloy steel specially hardened for best wear ability)
  • Lift up sound and safety Enclosure including safety interlocks and good lighting inside the enclosure
  • Lubrication to all main slides



  • Maintenance free Full Cardan Shaft Drive to feedworks for balanced drive performance, with individual worm reduction gear box to each feed roller station
  • Powered rise and fall to extra heavy feed support beam by 1 hp/.75 kw motor.
  • Upper support Beam is supported on large center column for best, most rigid upper beam support.
  • All feed rolls and pressures move with top beam rise and fall, including safety switches at extreme points.
  • 5 Top Driven Feed Rolls
  • Top driven infeed roll before first bottom head with pneumatic rise and fall by switch
  • Pneumatic pressure(tension) to all top feed rolls with pressure regulator controls
  • Infeed driven serrated Steel feed rolls up to top head are hardened and chromed to resist wear and prevent chips and shavings from sticking to them
  • Intermediate short stock top driven feed roll station with pneumatic pressure for feeding minimum 8”(200mm) length work pieces. It is easily flipped up for rear side head removal.
  • Polyurethane top feed rolls after top head
  • Top/Bottom Powered Outfeed Rolls
  • Full width driven plain outfeed bed roll
  • Inch forward and reverse to feed with duplicate control at top head position for fast and easy setting
  • Feed roll diameter 5” / 140mm
  • 4 HP Variable Speed Drive from 20-82 FPM


  • All Heads are Standard 6000RPM and belt driven
  • 40 mm diameter spindles (1 ½”, 1 13/16” or 50 mm – Optional)
  • Spindles are manufactured from SCM-440 tool steel (Imported from Mitsubishi-Japan) with special heat treating to HR 55C Hardness fitted with 2 pairs of Duplex SKF Super precision high speed Bearings to provide the best in cutting stability with permanent accuracy. Spindle Tolerance is guaranteed to +/-0.002mm / 0.00007” accuracy. They are permanent grease lubed and are sealed and are impervious to dust and water.
  • Edge reference straightening system
  • Adjustment of all spindles from front – Easy to operate stations
  • All spindles have horizontal and vertical adjustment, with mechanical digital readouts for fast and accurate setting, except 1st bottom head which has vertical only.
  • Vertical Spindle – Axial (Vertical) Adjustment – .8”
  • Horizontal Spindle – Axial (Horizontal) Adjustment – .8”
  • Independent manual vertical adjustment to top head.
  • Single Std Digital Counters included all Heads (Siko Dual Optional)
  • 1st bottom head supplied with– with notching capability edge reference straightening system

Other cutterheads included, along with a cutterhead holding bench see photos


  • Tables, Bedplates, Chipbreakers and Fences are Hard Chromed – with approx. .012” Hard Chrome
  • 25” (32mm) high fences
  • Sectional Chip breakers before top heads with vertical screw adjustment and mechanical digital position readout
  • Double roller side pressure unit opposite fence side head moving with near side head
  • Left Side Head equipped with telescopic bed plate
  • Side guide after near side head moving with near side head
  • Pad pressure(Pressure Plates) after top head with vertical screw adjustment and mechanical digital position readout
  • Outfeed bed plate is easily shimmed

MISCELLANEOUS features and inclusions

  • Hand pump bed lubrication system
  • Greasing of all critical points from central location
  • Safety interlock at infeed to prevent feeding oversized or double feeding material
  • Dust hoods