microsilica in concrete

{"title":"2.5% CaO Content Microsilica for Concrete Admixture or Refractory Castable","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ca\/94\/c3f7de690779fb0d00ac780bdcd3-200x200-1.jpg","attrs":{"Price":"$250.00 - $500.00\/tons","Brand Name":"HongTai","Model Number":"hongtai","Minimum Order Quantity":"1000 tons","Place of Origin":"Henan, China","Shape":"Powder","Material":"CASTABLE","SiO2 Content (%)":"interentional standard","Al2O3 Content (%)":">48%","MgO Content (%)":"interentional standard","CaO Content (%)":"2.5%","Refractoriness (Degree)":"Common (1580\u00b0< Refractoriness< 1770\u00b0)","CrO Content (%)":"0","SiC Content (%)":"0.2%","Product name":"Price For Micro Silica\/Silica Oxide","Bulk density(g\/cm3)":"2.0-2.5g\/cm3","Application":"Industrial Furnaces","Raw material":"High Alumina Bauxite","Certificate":"ISO BV","Feature":"Thermal Shock Resistance","Cold Crushing Strength(MPa)":"25-45 Mpa","Color":"Light Grey","Usage":"Refractoy","Al2O3":"40%-88%"}}

{"title":"Densified Silica Fume Concrete For Cement - Based Concrete Mortar \/ Refractory Castable","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/d8\/ef\/68beb21aba29e8171cd8406a482d-200x200-1.jpg","attrs":{"Price":"US$220-400\/MT","Brand Name":"VOBEN","Model Number":"RZ85-RZ95","Minimum Order Quantity":"20MTS","Delivery Time":"15days","Certification":"ISO9001","Place of Origin":"China","Payment Terms":"Western Union, L\/C, T\/T","Supply Ability":"5,000-10,000 Mts Per Year","Packaging Details":"25 kgs in plastic bag, 40 bags\/Pallet","SIO2":"85-96%","FE2O3 Mix":"2%","AL2O3 Mix":"2%","Cao Mix":"2%","Na2o3 Mix":"2%","Monisture Mix":"2%","Particle Size":"99% min","Bulk density":"550-700 kg\/ m3 (Densified)"}}