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SMZ, jsc. Jelšava produces a wide range of loose magnesia, monolithic mixes, slag making additives, a raw magnesite used in an industry like refractory ceramics, metallurgy, building industry, chemistry, environment and agriculture.

Dead-burnt clinkers – used for production of bricks, monolithic mixes and direct usage in a steel plant aggregates.

Slag making additives – products used to increase a slag basicity and steel plant aggregates permanent lining protection.

Basic unshaped monolithic mixes – wide range of products used for erection of new bottoms, hot and cold repairs for electric arc furnaces, convertors, tundish ladles, vacuum aggregates and furnace shells.

Caustic calcined magnesia – product used as a mineral additive for animal feed production, in chemistry for fertilizers and in environmental field for elimination of acid rains impacts.

Raw magnesite – used in chemistry for production of chemicals based on magnesium and also in a building industry.


Mixes from Jelšava production are packed in big

-bags from 300 kg to 2000 kg. The packing unit may consist of the big-bag, the pallete, the fastening band, the stretch foil, the top and bottom protection foil. Packing may be adapted to the customer´s requirements. In case of extreme transport and store conditions, the mixes are delivered in a special cardboard packing.


Magnesite works in Jelšava is the greatest mining and manufacturing magnesite plant in Slovakia. Nowadays, it is a property of joint-stock company and it has gone through over 100 years old history. During the time of its existence the company went through different kinds of transformation process. After breaking-up of the state concern SMZ Košice, on 1.1.1993 there was established the state concern SMZ Jelšava. On 16.2.1994 the plant was registered in the Commercial Register as a joint-stock company.


  • SMZ, a.s. Jelšava
    Teplá Voda 671
    049 16 Jelšava
    Slovenská republika