FIELD: refractory materials.
SUBSTANCE: invention proposes the refractory gunite-mass designated mainly for consumable fettling intermediate ladle for machine of continuous casting blanks. Refractory gunite-mass comprises components in the following ratio, wt.-%: organic fiber, 0.1-1.0; inorganic fiber, 0.1-0.4; polymeric binding agent with an ester-base plasticizer, 2.0-5.0; periclase-containing filling agent, the balance. Refractory gunite-mass can comprise also 0.5-4.0 wt.-% of sodium tripolyphosphate and 0.2-2.0 wt.-% of phenolformaldehyde resin. Invention provides enhancing porosity, reducing heat conductivity, enhancing mechanical strength and adhesion in applying, improving exploitation properties and possibility for applying the thickened layer of gunite-mass.
EFFECT: improved and valuable properties of mass.
2 cl, 1 tbl
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Authors
Dates
2006-08-27—Published
2004-09-10—Filed