... pore structure.Technical data:Working pressure: polypropylene framework≤0.6MPa Stainless steel framework≤0.8MPaWorking temperature: glass fiber≤200 Premium absorbent cotton ... ≤120 others≤90Filtrate precision: 0.5, 0.8, 1, 3, 10, 20, 30, 50, 80, 100 ...