The pins and bushings of Ketjurauma welded chains are fixed to the chain links with automated V-braze welding. The shoulders of the pins and bushings ensure high dimensional accuracy and correct lateral gap while increasing the joint strength.
Crank link chains represent the heavy-duty end in Ketjurauma produt range. Ketjurauma crank link chains are used commonly in receiving deck and de-icing conveyors, debarking drum feeding and outfeeding conveyors as well as in log conveyors.
Conveyor chain can rarely be used as such to convey material. In most cases chains are equipped with wide variety of different flights either by bolting or welding. Ketjurauma has decades of experience in designing and manufacturing complete chain assemblies cost-effectively.
Ketjurauma product range covers attachments and brackets in all different shapes and sizes also according to customers' requests and specifications. Chain links are manufactured from high quality structural steel to which attachments can be reliably welded without pre- or post-heating.
Drop forged link chains are especially suitable for dusty, rough and abrasive operating conditions. Drop forged link chains are commonly used in bottom ash, coal and cement conveyors, but are also suitable for conveying grain or wood chips.
Ketjurauma manufactures several lamella chain models for paper roll conveying solutions. Lamella chains can be manufactured with special dimensions and surface treatments according to customers' specification. For safe operation and long life time, only high quality bearings are used in all Ketjurauma lamella chains.
Chain sprockets are an essential part of a chain conveyor. Sprockets can be designed and manufactured separately to match each application and operating conditions. Order instructions and different sprocket types can be found in Ketjurauma brochures.