Brief Description: Sylphon bellowsis suitable for pumping air, wear-resistant materials, smoke, dust, and sharp particles etc. Technical specifications:Type (mm)Film thickness(mm)Vacuum degree(M-H2O) Bending radius(mm)Weigh(kg/m)Single length(m)Ø 1000.9-1.00.31250.820Ø 1500.9-1.00.21901.2615Ø 2500.9-1.00.12601.9410Ø 5000.9-1.00.045505.1010NotesThe above is the parameter table for the sylphon ...