BET-KER OY manufactures monolithic refractory materials and precast shapes in a fully computer-controlled plant built in 1990. The plant's annual output capacity is 40,000 metric tons. Mix materials can be packed in paper bags, big bags or they can be delivered in bulk by silo trucks. Various types of sophisticated precast shapes are manufactured according to customers' needs. There is a facility to dry and fire the precast shapes as required. The precast components' sizes and shapes can vary extensively, with weights ranging from 1 to 5,000 kilos.