FB-Ketju is a Finnish manufacturer of conveyor-chains, widely used in sawmills and wood-industries. They have their own steel-receipe "cooked" from a steel-mill to provide a very durable base-material. Nearly 4500 tons of steel a year are manufactured to chains, with special heat treatments and other specialitys.
The Toftan 2 Sawmill in Estonia is cutting small diameter roundwood at a speed of 50 logs/min. Sorting and grading of the cut wood is done at a speed of 200 boards a minute.