High permeability,filter precision,stength,heat-resistant,shock-proof and corrosion-resistant. Long service life. Range: 5~20um. ... 1. Sintered Filter Features:a, High permeability, heat-resistant, shock-proof and corrosion-resistant.b, Optimal mechanical properties. It can ... , steel, stainless steel powder according to customer's drawing. Sintered Metal Powder Filter