About GMA

About GMA

GMA Garnet Group (GMA) is the trusted global leader in industrial garnet. For over 35 years, we have been providing the highest quality garnet to the waterjet cutting and protective coating industries. We offer secure garnet supplies, expert advice and a complete range of premium abrasive products for improved, fast and effective results.
We believe in supporting our customers and leading industry improvements. GMA supported the expansion of the global waterjet cutting industry as our readily available, consistent, high quality garnet has always enabled advancing waterjet cutting technology to emerge and prevail. We also pioneered the widespread use of garnet for blast cleaning, improving the efficiency, safety and environmental impact of abrasive blasting.
We manage a unique operation where we own our mines and processing plants in Australia, the USA and the Middle East. We have also invested significantly in expanding our production capacity and sources of supply. As GMA is the only garnet supplier that owns the source, processing and distribution of our products, we not only set the highest standards, but consistently deliver to these standards.
Our dedicated sales teams and technical experts seek to understand our customers’ priorities and challenges to ensure our products are engineered to deliver optimal results. GMA’s garnet products are developed from alluvial, crushed and recycled sources, formulated to achieve specific performance outcomes.  
GMA has also led the industry in sustainable production, including the development of recycling technologies that offer an environmentally friendly solution for the disposal of used garnet.
Our headquarters are in Perth, Australia, with offices, warehouses and distributors in major industrial hubs throughout Asia Pacific, Americas, Europe and the Middle East. Globally, over 430 dedicated employees manage our operations which comprise of 13 offices, two garnet mines and eight processing plants including five large scale recycling facilities.
Today, GMA Garnet products are distributed in more than 80 countries worldwide, directly from our own warehouses and through more than 100 distributor outlets.

GMA Celebrating 35 Years Part I

GMA Celebrating 35 Years Part II


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