hao yun international trade co.,ltd

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hao yun international trade co.,ltd

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caustic calcined magnesite powder
Specification: MgO:80-95%min,CaO:1.5-5%max,SiO2:1-8%max,LOI:3-10%max
Detail: Light burning magnesium is made from magnesite, by the light reflection kiln burning, rotary kiln or fluidized bed burning, product calcined uniform and stable quality, high purity, good activity.The co***ny mainly produces al...

quartz sand
Specification: SiO2:98.7-99.5%min,Fe2O3:0.02-0.04%max,Refractoriness:1750¡æ
Detail: Quartz sand, also known as silica, gray or white crystal, while iron with pale yellow, 2.20 ~ 2.66 G/CM3 density does not dissolve in water and acid (except hydrofluoric acid), and silicon content is more than 98%, with molten...

black silicon carbide
Specification: SiC:50-97%min,size(mm):0-10mm/2-8mm/1-10mm
Detail: Silicon carbide, black silicon carbide, green silicon carbide With quartz sand and petroleum coke or coal tar, wood chips as raw material through high temperature electric resistance furnace smelting.Can be called corundum sa...

ferro silicon
Specification: Si:60-72%min,P:0.04%max,S:0.02%max,C:0.3%max
Detail: After joining the molten iron have spheroidizing, desulfurization, go to gas etc;And can improve the casting water purity, also with arsenic, zinc, lead, low melting point impurity work to generate low melting point does not m...

bauxite
Specification: AL2O3:85%min,Fe2O3:2%max,CaO+MgO:0.4%max,K2O+Na2O:0.25%max
Detail: The scientific name bauxite ore, bauxite, bauxite.Its composition is extremely complex, a variety of geological sources vary the floorboard of the hydrous alumina ore.As water soft LvShi, hard LvShi monohydrate and sanshui LvS...

ferro silicon
Specification: si:75%min,C:0.40%max,P:0.10%max,S:0.03%max,size:50-100mm
Detail: After joining the molten iron have spheroidizing, desulfurization, go to gas etc;And can improve the casting water purity, also with arsenic, zinc, lead, low melting point impurity work to generate low melting point does not m...

dead-burned magnesite
Specification: 90 Dead-burned magnesite
Detail: MgO:90min SiO2:4.8max CaO:2.0max Fe2O3:1.2max IL:0.30max B.D(g/cm3):3.18min size(mm):20-120 10-50 10-30

dead-burned magnesite
Specification: 92 Dead-burned magnesite
Detail: MgO:92min, SiO2:4.0max, CaO:1.8max Fe2O3:1.2max, IL:0.30max B.D(g/cm3):3.20min size(mm):20-120

fused magnesia
Specification: FM-96
Detail: MgO:95.7min,SiO2:1.10max, CaO:2.00max Fe2O3:1.00max,Al2O3:0.30max B.D(g/cm3):3.40min size(mm):0-40/0-120

fused magnesia
Specification: FM-97
Detail: MgO:96.8min,SiO2:0.70max, CaO:1.40max Fe2O3:0.75max, Al2O3:0.20max B.D(g/cm3):3.45min size(mm):0-40/0-120


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