MicroCutting waterjet abrasives
With GMA Garnet™ and specialized cutting heads you can produce a variety of shapes with exotic alloys, advanced composites, polymer thermoplastics and glass with incisions as thin as 0.2mm, and up to 5mm thickness.
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 ExcelCut
The sharpest crushed hard rock garnet for cutting thick hard materials or those requiring minimal refinishing.
Mesh
50, 80, and 120 mesh
Focusing tube
0.020" - 0.060"
Orifice
0.007" - 0.018"
GMA ProCut™
An engineered blend of crushed hard rock and alluvial garnet ideal for high-volume waterjet cutting operations.
Mesh
60 mesh
Focusing tube
0.040" - 0.050"
Orifice
0.012" - 0.014"
GMA ClassicCut™
The most versatile all-purpose waterjet abrasive, recognized as the industry standard by manufacturers globally.
Mesh
80 and 120 mesh
Focusing tube
0.020" - 0.040"
Orifice
0.007" - 0.014"
Speak to your regional GMA expert now
We know the waterjet cutting business, and are here to help you get the most out of your operation. Ask us for advice, a product sample, or demo.
Select the right abrasive for your project
What grade of garnet is right for your project? With GMA's world class waterjet garnet abrasives, no matter what you're cutting you can be confident that you can maximize production and minimize downtime.
*This chart is a general guide only. Product performance variation may occur due to difference in material type, thickness, equipment brands and water pressure.
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.
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