Restoration Products for Concrete & Masonry Construction

USA Dust Guard - Dust Control Equipment & Supplies.
Div of Scott Electric -- Trusted Since 1946!

Complete System
VAC, GRINDER, GUARD

Fein Vac & Grinder w/ 6" USA Dust Guard.
Equipment

Disposable Coverall with Hood
Protective Clothing

Unique & Custom Designed Products

BRICK CUT-OUT
12" Dust Guard - Universal Collar, 4-1/4" Depth-of-Cut

 

Silica Dust Vac
153 CFM
ON SPECIAL

 

New Products
Deals & Savings

SILICA DUST
Control & Containment
Safety Equipment
SURFACE PREP
DIAMONDS
GRINDERS
 

VACUUMS, FILTERS
VENTILATORS
DUST SHROUDS, SOCKS
PAPR's, RESPIRATORS

 

 

better built
USA Engineered
experience counts
production focused

 
DIAMONDS
GRINDER_PACKAGE
SHROUDS
DUST CONTROL
SAFETY SAWS
DUST CONTROL
SEALANT REMOVAL
TOOLS & BLADES
SURFACE PREP VACS  |  FILTERS
ACCESSORIES


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SEALANT CUT-OUT

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CARBIDE, CHISELS

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DIAMONDS

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SHROUDS
DUST SOCKS

EXTENSION CORDS

GANG BOXES

GENERATORS


LADDERS


POWER TOOLS
GRINDER PACKAGES

PRESSURE WASHERS

WATER RECYCLING


SAFETY 

SAWS
WALK-BEHIND
MASONRY, TILE
DUST CONTROL


SEALANT REMOVAL

SLURRY VACS
SQUEEGEES

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WET / DRY
SILICA DUST
ACCESSORIES




 
Surface Prep   >   Floor Grinders.

U.S.A. Dust Guard   Direct Drive Grinders - provide more torque, lower RPM and less Amp draw vs. Planetary Grinders ~ Perfect for large construction and residential projects operating from 120 volt power.

Click on the models for individual product information and please call us if you have any questions at, 412-687-5005, ext #2403.  To speak directly to our product specialist, call:  412-605-2992.

 

 

 

 

Made in the USA.HAWK GRINDERS - Direct Drive
Powers from 120V 20 Amp Circuit

 
  Hawk Concrete Floor Grinder, 10" & 13". Hawk Concrete Floor Grinder, 17" & 20". Hawk Concrete Floor Grinder, 26".  
  10" & 13", 120v 17" & 20", 120v 26" 120v Dual Motor  
  71 lbs 233 lbs 348 lbs  
  HD, DIRECT DRIVE TORQUE for Concrete Grinding,
Coating Removal, Scarify Concrete
Virtually Maintenance Free - Extremely Durable
No Belts or Pulleys to Snap
 
  Small Rooms
Tight Spaces
High Production 26" Grinding Path
 

 

Direct Drive High-Torque vs. Planetary Grinders

HD, All American Components Built into Every Hawk Grinder

 

Comparison between Direct Drive Gears & Planetary Gearbox --- in relation to energy consumption, maintenance, performance.

  • ENERGY CONSUMPTION --- EFFICIENCY.
    • Planetary, belt-driven gearbox
    • Direct Drive Gears - Helical-Cut, Metal Gears:  maximizes power, torque and energy effectiveness while minimizing amp draw and friction loss.

  • Helical-Cut, Metal Gears - Direct Drive System.MAINTENANCE --- CASE-HARDEN STEEL GEARS.
    Built like the transmission in a car, providing decades of life and uninterrupted service with less maintenance vs. a belt-drive gearbox.
    • Drive belts will wear and snapped at the most unfortunate times.  Realistically, case-harden steel gears are far superior than a fiber belt.
    • Not only do direct drive gears provide the advantage of driving the diamond plate with minimal power loss and amp draw, but zero maintenance and breakdowns are virtually assured. 

  • PERFORMANCE --- WEIGHT & POWER.
    • Direct Drive:
      • The basic design of direct drive gears provides the highest production rate in its class
      • Majority of the grinder's weight is where it matters most, which is the grinding head
      • More power, more effective use of the power, and greater grinding pressure is delivered using less weight.
      • How powerful and effective is a direct drive, high-torque grinder?  Rubber coatings are effectively removed vs. a belt-driven grinder whose belts will slip and/or break (especially notched belts.)
    • Planetary Gearbox:  Relies on belts to provide higher RPM, but lower torque:
      • Ideal for polishing applications
      • Effectiveness in grinding and coating removal is significantly diminished
      • Amp draw is three times greater than a direct drive grinder.

  • CONCLUSION:  Direct drive gears exhibit compelling advantages over a planetary gearbox in terms of energy efficiency, reduced amp draw and virtually zero maintenance requirements.  While a belt-driven planetary gearbox excels in high RPM and low-torque scenarios (i.e. polishing), its performance in grinding and coating removal falls short and its amp draw is substantially higher.

I trust that this information will assist you in making an informed decision regarding the appropriate gear system for your specific needs.  Should you have any further questions or require additional clarification, please do not hesitate to reach out.

 

 

 

  USA Dust Guard
  Div. of Scott Electric
  24 39th Street
  (Lawrenceville, Strip District)
  Pittsburgh, PA  15201

USA Dust Guard - Products for the Concrete, Masonry & Highway Trades.

--- Div. of Scott Electric ---

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  Phone (Direct)
 
412 - 605 - 2992

 

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Monday - Friday
  6:30 AM - 6:00 PM EST