for new t echnology network r product catalog for paper manufacturing machinery
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ntn products for paper manufacturing machinery various types of bearings are used for paper manufacturing machinery paper machines are extremely large and the properties required of bearings differ significantly from section to section ntn offers a wide assortment of products designed to increase bearing life and reduce cost of replacement while providing dimensional stability at high temperatures and higher speed capability for all parts ¡paper layer forming main bearings used ¡water wringing main bearings used ¡drying by steam main bearings used self-aligning roller bearings sealed self-aligning roller bearingswa type constant velocity joints
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¡applying of solution for sizing main bearings used ¡adding gloss main bearings used ¡winding and rewinding main bearings used self-aligning roller bearings constant velocity joints
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wire section press section wire section and press section function of paper-making machine section required features of bearings ¡countermeasures against water penetration ¡faster rolling ¡larger load on roll ¡higher precision rolling main bearings used ¡large self-aligning roller bearings ¡sealed self-aligning roller bearings ¡constant velocity joints bj cupped type large doj tbj wire section press section filters raw materials forms paper layer by removing moisture compacts fibers of wet paper by wringing improves paper quality constant velocity joints ¡smooth rolling large self-aligning roller bearing ability to self-align and large load capacity makes these bearing suitable for places subject to vibration impact or large loads realizes smooth and quiet rolling and movement with no fluctuation of angular velocity ¡reliable sealing sealed with grease and boots that offer superior endurance and sealing performance to maintain a cleaner more sanitary environment ¡doesn t require greas
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dryer section size press dryer section and size presses function of paper-making machine section required features of bearings ¡heat resistance treatment and heating by steam passed through hollow shaft ¡intermittent operation ¡quick start-up and higher speed main bearings used ¡self-aligning roller bearings lh series ¡bearings with solid grease ¡constant velocity jointsbj large doj dryer section size presses drying by heat application of size liquid can be used in temperatures ranging from room temperature to 250°c self-aligning roller bearing lh series stj2 is a new bearing material developed by ntn for longer life at higher temperatures the temp range is room temp to 250°c this material is now the standard material for most self-aligning roller bearings the lh series is a new series of self-aligning roller bearings using stj2 to realize long life for high temperature use because it is used for high temperature applications the lh series is standardly equipped with pressed or machin
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calender calenders function of paper-making machine section features of bearings ¡faster rolling ¡higher precision rolling main bearings used ¡self-aligning roller bearings lh series ¡bearings with solid grease calenders adds gloss to paper bearings with solid grease ¡minimal lubrication leakage because solid grease is a solid after heat treatment a large quantity of lubricant can be kept inside lubricant leakage is minimal because the lubricant is gradually supplied to the rolling surface by heat from the bearing and centrifugal force self-aligning roller bearings lh series ¡long life at temperatures from room temperature to high temperature life at room temperature is 3.5 times that of suj2 life at high temperature 200°c is 30 times that of suj2 ¡superior lubricating characteristics lubricant doesn t tend to leak even when strong vibration or centrifugal force is applied to the bearing solid grease doesn t emulsify and flow out even if the bearing is penetrated by water lubrication c
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reel winder reels winders function of paper-making machine section features of bearings ¡faster rolling ¡higher precision rolling prevents paper tearing main bearings used ¡self-aligning roller bearings lh series ¡self-aligning roller bearings ¡bearings with solid grease ¡eco-top tapered roller bearings ¡constant velocity joints
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