1. Material are bronze powder, nickel and stainless steel powder 2. Can be welded, adhered and machined 3. Large filter area Stainless Steel Sintered Wire Mesh Removal Oil Filter Powder sintered filter is made by quality metal powder and have excellent performance of gas filteration. All shapes are available.It is made of Sintered 5-layer or multi-layer stainless steel wire mesh laminates, it ...