The rolling element is a radial rolling bearing of cylindrical rollers. The internal structure of the cylindrical roller bearing adopts the parallel arrangement of the rollers, and the spacers or spacers are installed between the rollers, wh…
Has low irritation and compatibility, which can improve the softness of products, their conditioning, and low temperature stability. Cocoamidopropyl benzene CAS 61789-40-0 : Has excellent solubility, compatibility, foaming and thickening qualities…
Market trend of ceramic sand aluminium investment casting The global market sales of…
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