Phone
+1 (815) 941-4800
+1 (815) 941-4600 (fax)

Address
1384 Bungalow Rd.
Morris IL 60450 U.S.A.

Substrate Technology, Inc.

Substrate Technology, Inc.

Prep/Master® Grinders, Dust Collectors, and Diamond Systems

STI's motto - "It's a System, Not a Machine" - means that we don't just manufacture machine and diamond products - but instead, we offer a COMPLETE Polishing System with proven results! From prep to polish — for surface prep, polished concrete, terrazzo, marble, and stone flooring — STI offers superior machines and diamond systems that work hand-in-hand with each other to give you the best possible finish.

Through two decades of product research & development, as well as loads of experience on the job, the P/M line of products was born. Every customer of STI's knows that we only manufacture high quality products that meet our high strict standards. You will only find grinders and diamond systems that are truly the best in the industry and will give your clients the floor they are asking for!

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Light Kit Upgrade - Propane P/M Grinders

  • For Prep/Master® Propane grinding machines
  • Bright LED lights
  • Convenient magnet on the bottom makes illumination of any surrounding surface around the grinder super easy!

STI Cord Cart

  • Keep your cords and hoses out the dust and slurry while you grind or polish.
  • Available in two sizes for 3-inch or 6-inch hose dimensions

Magnetic Sweeper - 25-in.

  • Picks up metal objects off the flooring surface quickly and easily
  • Drop debris in one spot with a quick pull of the release handle
  • No bending over!
  • Width of sweeper: 25 inches

Vacuum Wand & Floor Tool

  • Sturdy metal materials
  • Vacuum Wand: 48-in. long, 2-in. diameter, single bend, chrome body
  • Floor Tool with rollers: 18-inch width
  • Gap between floor tool and floor surface is adjustable
  • Brushes and squeegees are replaceable
  • Items purchased separately (must purchase both parts to get full wand package)
  • Various adapters and reducers for 2" and 3" hoses (sold separately)

Handheld Magnet - 3-pound Capacity

  • Lifts small iron and steel parts from stock bins, boxes, kegs, tables, or floor
  • Capacity: 2-3 pounds of material

STI Moss FF Squeegee

  • Gathers and confines wet concrete slurry for grinding or collection for disposal
  • Perfect for pushing or pulling concrete slurry
  • Squeegee available in 18, 24, and 36 inch widths
  • Hinged socket
  • All steel handle sold separately

Prep/Master 3003GP Dust Collector

  • Suitable for mid-sized to larger machines
  • HEPA filter; OSHA-compliant
  • 317 CFM (540 m3/h)
  • Distribution box contains two 230V power outlets—32A & 62A — uses one power supply to run both the vac and a grinder or shot blaster

STI Swing Machine 17-inch - Rotary Floor Machine

 

  • 17-inch diameter
  • Planetary steel helical-cut gear drive for superior reliability
  • 1.5 HP / 120V
  • Dual Electric Motor: 175 & 300 RPM

 

STI Swing Machine 20-inch - Rotary Floor Machine

  • 20-inch diameter
  • Planetary steel helical-cut gear drive for superior reliability
  • 1.5 HP / 120V
  • Dual Electric Motor: 175 & 300 RPM

 

Vacuum Hoses - Various Sizes

  • For use with dust collectors and wands
  • Available in 2-, 3-, 5-, and 6-inch diameters
  • 2- & 3-in. hoses sold in 25-ft increments
  • 5- & 6-in. hoses sold in 50-ft lengths only

Longopac Dust Collection Bags

  • Replacement / backup package of four liners
  • For Prep/Master® HEPA dust collectors or similar brands
  • 72-foot long continuous liner
  • 5.5 mil thickness
  • Makes up to 25-30 bags

Prep/Master 3038LP Floor Grinding Machine (Propane)

  • Working width: 30 in. (76 cm)
  • For projects up to 10,000 SF (1,000m2)
  • Motor: Kawasaki 38HP LP
  • Uses propane fuel
  • Use for surface prep and polishing of concrete, terrazzo, and marble

Prep/Master 3030-RC Floor Grinding Machine (Remote Control)

  • Remote control / ride-on version of the 3030 floor grinding machine
  • 30-inch working width
  • Hand-held Remote Control console with built-in "S-curve motion" which works as the machine travels both forward and backward
  • 180-degree hair-pin turn capability
  • LED Headlights to illuminate dark areas
  • Detachable front wheel for easy transportation

Prep/Master 4430 Floor Grinding Machine

  • Working width: 44 in. (112 cm)
  • For projects up to 20,000 SF (2,000m2)
  • Electric motor: 30 HP (22kW)
  • 1 or 3 phase
  • Available in 230V or 480V
  • Use for surface prep and polishing of concrete, terrazzo, and marble

Prep/Master 4438LP Floor Grinding Machine (Propane)

  • Working width: 44 in. (112 cm)
  • For projects up to 20,000 SF (2,000m2)
  • Motor: Kawasaki 38HP LP
  • Uses propane fuel
  • Use for surface prep and polishing of concrete, terrazzo, and marble

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