metal calcium 1 55g cm3

{"cid":"91190548","title":"Zirconia Toughened Alumina Beads For Metal Polishing in vibration polishing machine","imgUrl":"https:\/\/img.ismap.com\/nimg\/ea\/ac\/7f39c84acbeecfedc3ffffcf598f-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Zhengtong","Model Number":"0.6-0.8mm~10mm","Minimum Order Quantity":"25kgs","Delivery Time":"5-20 days","Certification":"N\/A","Place of Origin":"Zhengzhou","Supply Ability":"1500mt per year","Packaging Details":"25kgs barrels+pallet","Commodity":"65 Zirconium silicate grinding beads","Color":"white or milky white","Chemical Index":"ZrO2 20%min. SiO2 30-35%, Al2O3 40-50%","Bulk Density":"2.3g\/cm3","True Density":"3.7g\/cm3","Hardness":"800 HV"}}