Stiles Machinery Ironwood 230V Three Head 50” Wide Belt Sander S135RRK

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.
Simple and Intuitive Controls
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
Sanding Heads
50” 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

Key Features
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