Sunward Refractories

Products

Monoblock Stopper
Classified by materials, our monoblock stoppers can be grouped into Alumina-Carbon, Alumina-Zirconia-Carbon, Alumina-Magnesia-Carbon…etc. It performs good resistance to slag, corrosion, rupture, and erosion, and it ensures reliable usage.

Specification

Brand	SB-1		SB-2
Properties	Body	Head	Body	Head
Cold Crushing Strength (Mpa)	≧20	≧25	≧20	≧20
Modulus of Rupture (Mpa)	≧5	≧8	≧5	≧5
Bulk Density (g/cm³)	≧2.40	≧2.80	≧2.40	≧2.50
Apparent Porosity (%)	≦20	≦18	≦20	≦20
Chemical Composition (%) Al₂O₃ MgO C + SiC	≧50 --- ≧20	≧77 --- ≧10	≧50 --- ≧20	--- ≧62 ≧15

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