| Customization: | Available |
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| After-sales Service: | 1 Year |
| Warranty: | 1 Year |
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Vacuum couch roll is one of the main parts for fourdrinier dehydration and transmission of paper machine. The roller shell of vacuum couch roll designed by our company is made by precision machining with SUS304/316 stainless steel rolling. The roller surface openings are arranged into a double helix, the opening rate is more than 60%, effectively improving the strength and dewater evenness of the roller shell. Special seal has good self-lubrication and wear-resisting performance. The inner vacuum chamber is welded with SUS304/316 stainless steel plate, the bottom of the vacuum chamber is equipped with nylon rding wheel, easy for installation and disassembly. Vacuum couch roll is used in the fourdriner, to effectively reduce water content of wet paper, to improve the wet paper web strength and to decrease the wer paper web breakage rate, which will improve the operation efficiency of paper machine.
| Application | Bi-nip Press Section |
| Roll OD after Covering | 930 mm |
| Shell OD | 862 mm |
| Shell ID | 860 mm |
| Thickness of the shell | 35 mm |
| Drilled Face Length | 3050 mm |
| Total Face length | 3320 mm |
| Drill Width | 3050mm |
| Roll body drilling | φ8mm |
| Material | S.S304 |
| Machine Speed | 600 MPM |
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