Colclinker has bought a 31.44 per cent stake in another Colombian company, the converted paper producer Tableros y Maderas de Caldas (Tablemac), Colclinker said on December 28, 2004. Colclinker is a unit of local cement maker Cemento Argos. The operation was completed through the Colombian Stock Exchange (BVC). Colclinker bought the stake for a total 7.064bn Colombian pesos (US$2.92m).