Slévárny Třinec, a.s.

Slévárny Třinec, a.s. is one of the biggest Czech foundries in the Czech Republic and a part of steel holding Třinecké železárny–Moravia Steel, a.s. The company produces castings for various industries with grey iron, nodular iron, carbon steel, medium alloy steel, high alloy steel, and Cu- and Al-alloys, serving markets such as automotive, railway industry, engineering, metallurgical rolls, counterweights, construction, agriculture, and spare parts for metallurgy. Its manufacturing process covers pattern production (including CNC SAHOS for pattern making and 3D printing for pattern making), castings production, grinding, machining, painting, quality control, packing, and expedition/transport. Foundry production includes hand moulding by furan mixtures, machine moulding (HWS line), automatic moulding line HWS, and automatic grinding using MAUS and Andromat, supported by induction furnaces, sand mixture handling, and annealing. Quality and manufacturing certification include chemical composition and mechanical properties certificates, non-destructive tests (RTG, UZ, magnetic method), and casting quality documentation according to EN 10204-2.1, 2.2, 3.1, and 3.2, with management certifications EN ISO 9001:2015 and environmental certification EN ISO 14001:2015.

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