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About product and suppliers:
            1,744 corundum products are offered for sale by suppliers on Alibaba.com, of which loose gemstone accounts for 15%, abrasives accounts for 8%, and refractory accounts for 4%. 

A wide variety of corundum options are available to you, 

There are 1,744 suppliers who sells corundum on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Hong Kong S.A.R., from which the percentage of corundum supply is 99%, 1% respectively.