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About product and suppliers:
        Alibaba.com offers 7,173 thermal insulation powder products. About 2% of these are refractory, 1% are oxide, and 1% are food additives. 

A wide variety of thermal insulation powder options are available to you, such as industrial grade, agriculture grade, and reagent grade. You can also choose from alumina block, castable, and alumina cement. As well as from super-class (refractoriness> 2000°), common (1580°< refractoriness< 1770°), and 1770°< refractoriness< 2000°. And whether thermal insulation powder is powder, or brick. 

There are 7,141 thermal insulation powder suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and South Korea, which supply 99%, 1%, and 1% of thermal insulation powder respectively. 

Thermal insulation powder products are most popular in Oceania, North America, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 3,985 with ISO9001, 1,746 with Other, and 286 with ISO14001 certification.