Umka d.o.o. – Cardboard Mill, is producing recycled cardboard ("white-lined chipboard") in the following qualities GD2 – Umka Color (230-450gsm), GD3 – Umka Pak (230-450gsm) and GT2 – Umka Special (280-450gsm). Production capacity after reconstructions made since privatization is 160.000 mt/year. With the last reconstruction of the machine in 2021, the production portfolio was expanded to Umka Liners with grammages 160 gsm, 180 gsm and 210 gsm. Recycled cardboard has a wide range of applications in the food and beverage, confectionary, pharmaceutical, chemical, tobacco and spare parts industry. The board is also used for lamination in the production of transport packaging. Board is delivered in sheets and reels, depending on the customer’s request. The width of the cardboard machine is 320cm.