... 20 days delivery time reply within 12 hours ISO9001, SGS Ceramic Ball is broadly utilized as the covering or supporting materials ... , chemical industry, chemical fertilizer, natural gas, and environmental protection etc.There are lots of merits for it, for instance, the stronger resistance to high ... )>1300>1400>1500>1600>1700Crushing strength, KN/particleØ6>0.40>0.45>0.6>0.7>0.8Ø8>0 ...