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zirconia and alumina beads,ceramic grinding beads, grinding beads-Product Center-Hwakai Ceramics-
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Product Description

                                                                                                                HWAKAI CERAMICS

                                                                                               HJ320 Zirconia and Alumina Composite Beads

Application: HWAKAI HJ320 is recommended for the ultrafine grinding of nonmetallic minerals like ground calcium carbonate, calcined kaolin, magnesium hydroxide and milling of paints, inks and coatings.

The HJ 320 series is especially suitable for large (1000, 2000 and 3600 liter) mills as well as high speed mills.

Apart from ultrafine grinding, further applications for HJ 320 include shot blasting and sanding.


Chemical composition (%):







Real specific weight (g/cm3):


Bulk density (g/cm3):


Hardness (Mohs):




Water absorption (%)

< 0.02

Sizes available (mm):

from 0.6 to 12

Packaging: 20 / 25 kg net in PP-sacks or in big bags of 500 or 1000 kg; 1 MT / pallet, 20 MT / 20' FCL

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