WM3500 Headrig

A Powerful Thin-Kerf Headrig

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High Recovery from High Grade Logs

Used daily in wood processing operations all over the world, the WM3500 works great as a principal breakdown headrig or as a supporting saw in a larger production environment, providing a high recovery rate from high grade logs.

Turn up to 40" diameter logs into boards or cants quickly with help from the bidirectional chain turner, hydraulic rollers, and heavy duty log clamp.


Production Capabilities

  • Lumber
    Grade, Dimensional, Flooring, Reclaimed, Pallet
  • Cants/Beams
    Pallet stock, truck mats, railroad ties, timber frame, post, fencing

Standard Operation and Log Handling Features

Setworks & Joystick Controls
Operator has full control and customized automation within easy reach.

Wide Throat Capacity
Makes short work of irregular shaped logs up to 40" in diameter.

Dual Bidirectional Chain Turners
Quickly turn and position logs of all shapes with the dual turners.

Dual Speed Hydraulics
Activate faster hydraulics with the adjustable speed foot switch.

Laser Sight
With the built-in laser, the operator always knows where to make the first cut.

Heavy Duty Log Clamp
The versatile clamp secures the log while sawing and can flip cants into position quickly as well.

D&D Hardwoods continues to increase productivity and efficiency by utilizing Wood-Mizer headrigs as the centerpiece of their operation. Read Their Story

The WM3500 is ideal to:

  • Launch a startup sawmill operation.

  • Add to a circle mill operation to get the most profit out of high-grade and irregular logs.

  • Add to a thin kerf operation to boost productivity with a smaller initial investment.

  • Replace an expanding portable sawmill operation to meet increasing production requirements.


30HP (22.4kW) Elec 460V/60Hz 3Ph 100Amp
Length 196" (4.98m) 
Width 1.5"-1.75" (38mm-44mm) 
Cutting Capacity
Length 21'6" (6.5m)
Length (with Board Removal) 20'3" (6.17m)
Diameter  40" (1m) 
Max. Clamp Width (from stop block)  30" (762mm) 
Min. Clamp Width (from stop block)
2" (50mm) 
Max. Width of Cut (guide to guide)  34" (860mm) 
Max. Cant Width (outer guide to stop block)  31" (790mm) 
Throat Height (blade to head)  13" (330mm) 
Hydraulic System
Hydraulic Output 9GPM (34LPM)
Motor 10HP (7.5kW)
Blade Wheel
Diameter 25" (635mm)
Type Belted Cast Steel (steel wheels optional)
Feed System
Head Speed (forward) 150 ft/min (46 m/min)
Head Speed (reverse) 300 ft/min (91 m/min)
Dimensions & Requirements
Length (bed only) 27'6" (8.38m)
Length (with cab) 37' (11.28m)
Width (machine only)  9'10" (3m) 
Width (with cable boom)  16'-20' (4.87m-6m) 
Height (head only)  9'6"-10'3" (2.9m-3.1m) 
Height (with cable boom)  11'2" (3.4m) 
Bed Height  37-1/2” (952.5mm) 
Shop Air Supply  110 psi@16.5 cfm 
Normal Power Usage  36kVa, 43kWh, 66Amp 
Suggested Wire Size  50' (15.24m) max, 4AWG 
Dust Collection Port  6" (150mm) 

Headrig Options

Air Conditioning/Heat
Bed Extensions (must be ordered with mill)
Log Deck (12' or 20')
Log Loading Arms
Operator Cab
2 Powered Taper Rollers
Pressurized Lube Injection System

Standard Features

  • PLC setworks
  • Joystick sawmill controls
  • Comfortable operator station
  • Pantograph cable configuration
  • Two bidirectional chain turners
  • Dual speed hydraulics
  • 40" log maximum diameter
  • Heavy duty log clamp
  • Laser sight
  • 3 side supports
  • High performance blade guides
  • Heavy-duty taper (up/down) hydraulic rollers
  • Pressurized lubrication system
  • Airstrain blade tension
  • Precision ball screw head up/down
  • Material dragback
  • 8" bed height adjustment

Sample Headrig System Layout