exceptional hardness strength si n bearing balls

{"cid":"91223547","title":"High Precision Silicon Nitride Ceramic Bearing Balls with Exceptional Hardness & Strength and Lightweight for High-Speed Performance","imgUrl":"https:\/\/img.chinax.com\/nimg\/5d\/97\/807ff76ee06fe2d9c0159c726e11-200x200-1.jpg","attrs":[]}

{"cid":"91199676","title":"G60 Thrust Bearing Ball 63.03mm 63.02mm 63.05mm Wear Resistant","imgUrl":"https:\/\/img.chinax.com\/nimg\/d5\/05\/0d213b6147e1d441d6ed71d5884b-200x200-1.jpg","attrs":{"Price":"FOB tianjin port, qingdao port","Brand Name":"XMEC(OEM,ODM)","Model Number":"63.04mm(2.4818897\")","Minimum Order Quantity":"900pcs","Delivery Time":"20-30days","Certification":"SGS,ISO9001,IAF,CNAS","Place of Origin":"china","Payment Terms":"L\/C, T\/T","Packaging Details":"Plastic bag+ cardon box+ wooden pallet","steel":"high chromium,100CrSiMn6-4,E52100","grade":"G60","hardness":"HRc60 to HRc67","application":"power plant, thrust ball bearings","appearance":"smooth and flawless","advantage":"super wear resistance,high load capacity","package":"Plastic Bag + Cardboard Box + Wooden pallet","dimensions":"62.95mm,62.96mm,62.97mm,62.98mm,62.99mm"}}