Sintered SS Filter Cartridges 1.Powder mesh sintering filters 2.1-100 microns 3.Stainless steel,Copper, titanium 4.OEM Sintered SS Filter Cartridges1 ... , muffler exhaust throttle BESLD, copper / stainless steel sintered ( filter, cartridge, filter tube, filter, filter), porous sintered filter material. Characteristic: Smart, easy to install, remarkable effect ...