hardness 8 5 chrome magnesite bricks

{"cid":"91221035","title":"ISO9001 Certified Chrome Magnesite Bricks for Cement Manufacturing","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/8b\/e4\/83d252411149c7ac35f484411eea-200x200-1.jpg","attrs":{"Price":"$300.00 - $700.00\/tons","Brand Name":"HT","Model Number":"hongtai","Place of Origin":"Henan, China","Shape":"Brick","Material":"silicon, mullite","SiO2 Content (%)":"20%","Al2O3 Content (%)":"\u226565","MgO Content (%)":"0","CaO Content (%)":"international standard","Refractoriness (Degree)":"1770\u00b0< Refractoriness< 2000\u00b0","CrO Content (%)":"0","SiC Content (%)":"1-19%","Processing Service":"Bending, Welding, Punching, Decoiling, Cutting, Moulding","Product name":"Magnesia Brick","Application":"Cement Kiln","Size":"Customized Size","Bulk Density(g\/cm3)":"\u22652.65","Raw material":"Silicon Carbide Powder","Certificate":"ISO9001","Sample":"provide","Type":"Raw Refractory","Cold Crush Strength":"\u226590","Apparent porosity\/%":"\u226420","Packaging Details":"plywood cases for export, or other packages required by customer.","Supply Ability":"3000 Ton\/Tons per Month Refractory silicon mullite bricks"}}

{"cid":"91199495","title":"Chrome Magnesite Bricks With Refractoriness 1700 - 1800\u2103 And Mohs Hardness 8.5","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/60\/d4\/44a2aa876403211be6806057deb7-200x200-1.jpg","attrs":{"Brand Name":"CH Refractories","Model Number":"CH-N","Place of Origin":"China","Chemical Composition":"MgO-Cr2O3","Bulk Density":"2.7-3.0 G\/cm3","Linear Change":"\u22640.4%","Refractoriness":"1700-1800\u2103","Porosity":"\u226422%","Corrosion Resistance":"Good","Name":"Magnesia Chrome Brick","Cold Crushing Strength":"\u226550 MPa"}}