... the raw material is SUS304 and SUS316L . The filter is made according to FDA by adopting advanced ... with good heat and chemical stability . The filter can remove most particulate ,so it is widely ... -core , 13-core , 15-core . The length of folded filter core has 10 inch , 20 inch , 30 inch , ... The material of filter core has teflon , polysulfone , nylon ,pp and acetate .The hole diameter of filter is 0.1 ...