Since 1983 Blend Plants produces Automated Mobile Plants for the production of Concrete, Cementitious Mixtures and Cold Asphalt. ... Special Plants, London Underground . Horizontal Silos and Betonblock Moulds. Cement Horizontal Silos and Betonblock Moulds. MX08 Concrete Agitators. MX08 Concrete Agitators. Blend C019 and A240. Live Bottom Material Handler C019 High Output Plant .