Many types of products could be used for various working. For blast cleaning, polishing, making coated abrasive, bonded abrasive, refractory etc.
But, different type of grit and powder has their unique application.
Green silicon carbide has better result for working on glass, copper, hard alloy etc.
Black silicon carbide is often used for working on stones blasting, plastics, wooden materials etc.
Brown fused aluminum oxide is used for general blasting.
White aluminum oxide has better result on stainless steel.