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About product and suppliers:
        Alibaba.com offers 1,632 aluminum oxide crystal products. About 1% of these are sulphate, 1% are halide ( except chloride ), and 1% are crystal, lampwork & glass beads. 

A wide variety of aluminum oxide crystal options are available to you, such as crystal, glass. You can also choose from free samples, paid samples. 

There are 1,676 aluminum oxide crystal suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Japan, and Vietnam, which supply 95%, 2%, and 1% of aluminum oxide crystal respectively. 

Aluminum oxide crystal products are most popular in South Asia, Western Europe, and North America. 

You can ensure product safety by selecting from certified suppliers, including 502 with ISO9001, 307 with ISO14001, and 277 with OHSAS18001 certification.