FIELD: machine building.
SUBSTANCE: method includes detonation spraying of powder material by directed flow of detonation products propane-oxygenous mixture in ratio 1:3.75 correspondingly. Mixture contains powder with size of particles not more than 60 mcm on the basis of alumina, which additionally contains zirconium oxide at following ratio of components, wt %: ZrO2 - 15.0-30.0, AI2O3 - the rest.
EFFECT: reduction of adhesion activity and increasing of surface durability.
8 ex
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