PreRish Tri offers a range of grades and sizes of aluminum oxide blasting media from standard grit and powder sizes to custom specifications. This material is suitable for blasting surfaces for cleaning, painting, and general maintenance. The aluminum oxide blasting media is a fused alumina and has a brown color. The typical particle shape is blocky with sharp edges for superior cleaning capabilities. There is a range of grades available for various applications including one that meets Military Specification.
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