Aviation waterjet abrasives
GMA Garnet™ is the trusted abrasive when there's no margin for error. Reliably and accurately cut exotic metals and carbon fiber composites for aerostructures, wing skins, jet engine components and turbine blades.
Unmatched waterjet cutting performance
GMA Garnet™ produces a precise cutting edge with high speed and low abrasive consumption, while achieving optimal cutting performance.
Proven performance
Engineered for precision, speed and uptime so you can cut cleaner, faster and more efficiently.
Sustainable resource
Responsibly mined and resource-efficient, GMA Garnet™ supports our customers for long-term sustainability, from mine to machine.
Pure precision
Precisely graded, High-purity garnet engineered for optimal flow, cleaner cuts and consistent performance across every job.
Secure supply
From mine to customer, we manage the process, ensuring uninterrupted access to the world’s most trusted waterjet garnet.
Trusted expertise
Our team doesn’t just supply garnet; they’ve cut with it. Technical support from experienced specialists who understand your projects, business and goals.
Longstanding partnerships
Trusted by leading waterjet manufacturers based on decades of proven performance.
What makes GMA Garnet unique?
GMA Garnet™ is a strong, natural mineral that outperforms other garnets due to its unique properties, and our advanced processing methods refined over 40 years. Unique grain hardness, toughness, density, and angularity ensure perfect edge quality on any material with a thickness of up to 30 inches.
Waterjet abrasives range
GMA offers an extensive range of waterjet garnet that optimizes your production by balancing cutting speed and edge quality.
GMA ClassicCut™ 60
Our coarsest alluvial garnet for the most challenging waterjet operations including thick, brittle, or hard materials such as titanium, steel, and tungsten.
Mesh
60 mesh
Focusing tube
1.27 mm
Orifice
0.407 - 0.457 mm
GMA ClassicCut™ 80
The trusted, most versatile waterjet abrasive choice for precise waterjet cutting. Delivers the optimum balance of cutting speed and precision edging.
Mesh
80 mesh
Focusing tube
0.762 - 1.02 mm
Orifice
0.254 - 0.356 mm
GMA ClassicCut™ 120
High-precision alluvial almandine garnet abrasive for waterjet cutting with high edge quality and accuracy on delicate or tight tolerance parts.
Mesh
120 mesh
Focusing tube
0.508 - 0.762 mm
Orifice
0.178 - 0.254 mm
Confidence in every cut
Learn more about what makes GMA Garnet unique, and why it's the industry standard in waterjet cutting abrasives.
Increase your uptime with GMA Garnet™
Discover how garnet abrasives will improve productivity and reduce your bottom line today.
GMA ToughBlast™
GMA PremiumBlast™
GMA NewSteel™
Oil & Gas
Industrial Fabrication & Maintenance
Marine & Ship Building
TruCost Blast Calculator
Product Selector
Brochure | GMA Garnet Blast Abrasives
News: GMA's Roadmap to Sustainability
GMA ClassicCut™ 60
GMA ClassicCut™ 80
GMA ClassicCut™ 120
Metal fabrication
Glass cutting
Stone cutting
Case Study | GMA ClassicCut | Smith and Nephew
Why is Garnet the preferred abrasive in Waterjet cutting?
Water Filtration
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Rutile