GMA ToughBlast™

Engineered Blend for the Toughest Coating Removal Jobs

GMA’s ToughBlastTM is our most diverse blend of garnet engineered for the toughest coating removal jobs, up to 30 mil. The unique blend of both alluvial and hard rock garnet is ideal for tank exteriors, liners, rail car facilities, water towers, waste or water treatment facilities, and general maintenance. Our angular hard rock garnet removes resilient industrial coatings,and the durability of our sub-angular alluvial garnet helps sweep off remaining surface contaminants. 

Throughout the world, garnet is recognized as the leading high performance, cost efficient and safe choice for a variety of blasting applications.

Product Summary

  • High performance 'all round' garnet abrasive
  • Cleans faster at lowest garnet consumption rate
  • Unique blend of hard rock and alluvial garnet.

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Garnet Advantages




Fast removal of high build coatings and/or heavy rust.
  • Uniform surface profile: 3.0 - 4.0 mil
  • Blasting rates:  Up to 360 ft2/hr
  • Consumption rates: As low as As low as 1.5 lb/ft


  • High performance ‘all-around’ garnet abrasive
  • Heavy rust and pitted surfaces
  • Tank maintenance - 2 coat, 3 coat systems and thick mil coatings
  • Industrial maintenance on pipes, tanks, pressure vessels and offshore platforms.

Major Industries

  • Refineries
  • Railcars
  • Water towers
  • Shipyards maintenance & repair
  • Water & wastewater treatment
  • Onshore/offshore platforms.

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