Burrs from Cores Produced by Cold-Box- Amine Method and Possibility of their Elimination in Eurocast Košice s.r.o. Company

Foundry industry belongs toward key branch with important meaning for different manufacturing industries. Liquid metal is casting in foundry, which makes cast stock with weight from several grams till several ton [1]. To achieve asking qualities of the product is needed know abundance technological a technical process and progress, but in spite of long – term development foundry industry there occur some question marks, that need answer. Characteristic defect castings of ferrous alloys, which often accompanies the use of amine - Cold box cores are flash gutters. Survey, it was found that 77 % of those surveyed foundries have problems with burrs, 71 % foundries solves this problem (or try to tackle) protivýronkovými ingredients in nuclear and molding compounds , but only 29 % considered their "antivýronkovú" method for successful and favorable.