IRONWOOD S135RRK Three Head Sander

Ironwood’s engineering team designed the S135RRK triple head wide belt sander to be a robust blend of innovation, dependability, and quality. It is the most technologically advanced model of the Ironwood wide belt sander series; designed for a serious woodworker who demands absolute precision in sanding. The S135RRK includes a steel contact roller on the first head, a rubber contact roller on the second head and a combination head in position three.  All sanding heads feature poly-v-belt drives and height adjustable contact rollers with position indicators for grit compensation, enabling quick set-up times and maximum stability, precision, and sanding quality. 

• Controller quickly adjusts machine thickness (+/- 0.1mm or 0.004”)
• Controller storage capacity of 99 programs for easy and fast adjustment
• Displays in mm or decimal inches (3 decimal places for inches)
• Simple push button controls for turning on and off each head
• Control switch with key for service or operation mode
• Amp meters for each sanding head
• Hour meter display
• Emergency stop

52” Triple head wide belt sander. 

Head # 1 is a steel contact roller

• 250 mm diameter profiled steel contact roller
• Height adjustable contact roller with dial indicator for grit compensation
• Thirty (30) horse power motor
• Poly-v belt drive
• Cutting speed of 20 mps (65 fps)
• Cutting direction against feed

Head #2 is a rubber contact roller

• 250 mm diameter 85 shore profiled rubber contact roller
• Height adjustable contact roller with dial indicator for grit compensation
• Twenty (20) horse power motor
• Poly-v belt drive
• Cutting speed of 20 mps (65 fps)
• Cutting direction against feed

Head #3 is a combination head

• 140 mm diameter 65 shore profiled rubber contact roller
• Height adjustable contact roller with dial indicator for grit compensation
• Height adjustable sanding pad
• Twenty (20) horse power motor
• Poly-v belt drive
• Air jet belt cleaning
• Cutting speed of 12 mps (40 fps)
• Cutting direction against feed

• Poly-v belt drive for all sanding heads for smooth and vibration free sanding head operation
• Height adjustable contact rollers on all sanding heads with dial indicators for quick and easy setup and grit compensation
• Rubberized hold down rollers before and after each sanding head with double hold down rollers at infeed and outfeed for consistent hold down
• Variable speed conveyor 3.6-14 mpm (12 – 46 fpm)
• Conveyor table mounted on four heavy duty jack screws for smooth, stable and accurate height adjustment
• Adjustment hand wheel for quick and easy fine height adjustments
• Automatic conveyor belt tracking for worry-free conveyor belt operation
• Diamond style conveyor belt rides along robust steel conveyor table
• Electronic abrasive belt tracking
• Abrasive belt trimming for quickly and easily centering sanding belts for optimal sanding belt tracking
• Abrasive belt tensioning adjustment located on front of machine with safety switches for belt breakage
• Large diameter tensioning rollers (164 mm on R head, 120 mm on K head)
• Abrasive belt loading assist for all heads
• Abrasive belt run-off protection
• Pneumatic disc motor braking system
• Workpiece over thickness protection system
• Safety switches on all access doors and emergency stops at infeed and outfeed locations
• Infeed roller table with 2 infeed rollers
• Robust steel machine frame
• UL/CSA machine electrical components
• Dual voltage electrics (230V/460V)

*Minimum work piece length is based upon feeding one individual workpiece.
**Air jet belt cleaning requires a separate compressed air connection.
***Compressed air consumption for air jet belt cleaning is only when selected
Abrasive belt starter kit included with machine (80, 100, 120, 150 and 180 grit)
****460V power upgrades available upon request.  Additional charges may apply.