Steels for springs - Import export

Filter holding frames are made of Ltype steel bars welded together to the rectangular frame shape and consisting of zinc coated carbon steel resp. stainless steel. With adjustable tension springs the frames are perfectly suited for installation of all commercially available pocket filters, compact filters or for filter combination systems. The header frames of the filters are going to be formclosed fixed inside to our holding frame at 4 edges by help of 4 tension springs. With 2 detents and 2 spring centre points the filters inside the holding frame can be safely bend, at height of 25 mm and 50 mm ( 1 and 2 inch ). From the filter holding frames a complete filter wall can be easily & fast established by simple screwing together. On request stainless steel versions are available.