China Nylon and Fabric Accordion Oil and Dust Resistant Bellow Cover for CNC Machine, Find details about China Flexible Shield Cover, Coated Fabric Bellow from Nylon and Fabric Accordion Oil and Dust Resistant Bellow Cover for CNC Machine
NP | Number of folds = P.A.÷AP+1 |
SP | Thickness of 1 fold |
AP | Opening of 1 fold = [(OD-ID)÷2-6]×1.2 |
MARKS: | When steel rings are required inside the folds, the P.C. is calculated by our engineering departement. |