China Standard CNC Ball Screw 2510 L 1000mm with End Machining + Ball Nut Sfu2510-3 Sfu2510-4 Sfu2505-3 Sfu2505-4 with high quality

Solution Description

Ball Screw Series


Goods We Source:


HIWIN: HG, WE, RG, MGN, QH, QE, PG, CG Collection
CPC: MR, ST Collection
CSK: LMG, Stop-M, CS Series
TBR: TM, TR Collection
TBI, REXROTH, IKO, SBR, and so forth

HGH20CA  HGW20CA    HGL25CA   EGH15CA  EGW15CA   CGH15HA     CGW15HA    MGN7C    MGW7C
HGH20HA  HGW20HA     HGL25HA    EGH20SA  EGW20SA   CGH20CA    CGW20CA   MGN7H    MGW7H
HGH35HA  HGW35HA    HGL45HA    EGH35SA   EGW35SA   CGH35CA    CGW35CA   MGN15H  MGW15H
SNR25R       SNR25C        SHW17CA   HSR20CA   GSR15T           SRS9WM       RSR15
SNR25LR    SNR25LC     SHW27CA   HSR20A      GSR15TUU        SRS12           RSR15ZM
SNR35R       SNR35C       SHW21CR   HSR25A      SRS9XM           RSR15WV     SRS5M
SNR35LR     SNR35LC    SHW12CR   HSR15CA    SRS15XM        RSR15ZM      SRS7M
SNR45R       SNR45C      HSR25CA   SRS12M      RSR12VM        SNR45LR       SNR45LC   
SNR55LR     SNR55LC   HSR55R      SRS9KM      HSR45A          SRS15M        HSR65HA                                    SSR20XV    SHS15C        HR1530UU     SRG55LC     HRW21CR     NR45R             SVR45C  
SR15W      SSR25XV      SHS25C    HR4085TUU   SRG45LR         HRW21CA    NR45LR
SHS35C     HR3575TUU  SRG20LV      HRW17CA     NR65R          SNS35R
MSA15A           MSA15E         MSA15S       MSB15T         MSB15TS        MSR25E       MSR25S
MSA20A           MSA20E        MSA20S         MSB15E            MSB15S           MSR25LE     MSR25LS
MSA20LA        MSA20LE      MSA20LS      MSB20TE         MSB20TS        MSR30E      MSR30S
MSA25A           MSA25E       MSA25S          MSB20E            MSB20S           MSR30LE     MSR30LS
MSA25LA        MSA25LE     MSA25LS       MSB25TE         MSB25TS        MSR35E        MSR35S
MSA30A        MSA30E        MSA30S          MSB25E         MSB25S           MSR35LE     MSR35LS
MSA30LA      MSA30LE     MSA30LS       MSB30TE         MSB30TS        MSR45E      MSR45S
MSA35A        MSA35E        MSA35S        MSB30E             MSB30S           MSR45LE      MSR45LS
MSA35LA      MSA35LE     MSA35LS     MSB35TE         MSB35TS      MSR55E         MSR55S
MSA45A          MSA45E        MSA45S         MSB35E            MSB35S        MSR55LE     MSR55LS
MSA45LA       MSA45LE     MSA45LS     MSB35LE         MSB35LS       MSR65LE      MSR65LS
MSC7M       MSD7M       SME15EA             SME15EB        SME15SA           SME15SB         SMR25E         SMR25S
MSC7LM      MSD7LM       SME15LEA         SME15LEB      SME15LSA        SME15LSB     SMR25LE       SMR25LS
MSC9M       MSD9M       SME20EA            SME20EB         SME20SA           SME20SB         SMR30E         SMR30S
MSC9LM     MSD9LM       SME20LEA         SME20LEB       SME20LSA        SME20LSB      SMR30LE      SMR30LS
MSC12M      MSD12M       SME25EA         SME25EB         SME25SA            SME25SB        SMR35E         SMR35S
MSC12LM   MSD12LM    SME25LEA         SME25LEB      SME25LSA         SME25LSB      SMR35LE     SMR35LS

Domestic Alternative


FLOWTECH Machinary & Engineering

HangZhou FlowTech Machinary & Engineering Co., Ltd. as the agent of the manufacturer mechanical CZPT rail. With the accrued information and professional skills in excess of the several years, will give customers with a range of manufacturers and versions to pick, experiencing the future improvement.
Firm's main
Japan THK, ZheJiang CPC, CSK, PMI, HIWIN, TBI, Inquire, and domestic makes of linear guide, rolling guidebook, miniature CZPT rail and other rail products, appropriate for grinding machine, lathe, drilling device, built-in equipment, wire cutting device, precision measuring instrument industry automation equipment, packaging devices, digital gear, semiconductor machinery, semiconductor gear, and other fields.
Adhering to the "integrity-based mostly" enterprise philosophy, we will give complete play to the knowledge and experience we have, to provide the ideal quality service for the vast majority of users.

Payment & Shipping



Why Decide on Us? (Our Aggressive Edge)
· Factory outlet, substantial top quality, cheap and cheerful!
· Unique CZPT line, low shipping and delivery expense.
· DDP price tag for some nations, includes all value, delivery door to door!

Often with entire enthusiasm. honest cooperation perspective and CZPT company philosophy, we warmly welcome your inquiry!

Specifying a Ball Screw

When you need to have a high-good quality ball screw, it is important to decide on one particular with the correct dimensions and specs. When you are hunting for the best item, you ought to take into account features such as preloading, surface end, and inside return technique. You can learn more about these functions in this write-up. If you happen to be not sure which kind of ball screw to choose, get in touch with a trustworthy supplier for more assistance. To find the ideal merchandise for your needs, click right here!


When specifying a Brinelling ball screw, it is essential to know how a lot axial load it can properly bear. The static load capacity, which is presented in the catalogue, applies only to pure axial loading, and any radial load that is smaller than 5% of the axial load won't pose a dilemma. For much more info, make contact with a CZPT engineer. Brinelling ball screw service life calculation must be carried out making use of the following knowledge:
Preload: The amount of load a ball screw can deal with in the course of a single revolution. Preload is the load used just before the ball screw starts relocating, and the load is generally amongst five and 10 percent of the dynamic capacity. Nonetheless, a ball screw that is matter to vibration will experience greater preload, requiring far more recurrent lubrication. The ensuing mechanical anxiety could trigger the ball screw to buckle, or trigger the nut to re-flow into the balls.
Crucial ball velocity: The greatest velocity at which the ball can transfer by way of the ball nut is known as the crucial ball velocity. In contrast, operating the ball screw at its vital shaft speed can lead to abnormal vibrations, leading to untimely failure of the conclude help bearings and brinelling of the ball monitor. Thus, it is recommended to function a ball screw at a reduced pace than the critical ball velocity to avert brinelling and plastic deformation of the balls.
Untrue brinelling: Fake brinelling is a form of Fretting. Untrue brinelling takes place when the bearings are not rotating. The motion will end result in depressions or put on marks in the bearing raceway. This will result in sound, use, and eventual fatigue. If these problems persist, a newer ball screw ought to be utilised to take a look at the technique. The device must be run for a number of several hours and analyzed ahead of replacing the bearing.


The process of preloading ball screws minimizes backlash by making use of force to the threads in the opposite path of the screw's course of rotation. It helps prevent any motion of the screw relative to the nut. Different methods are utilised for preloading. A common one is to use outsized balls inside of the ball nut. A double nut technique could also be utilized. Equally methods are equally successful. Irrespective of the approach utilised, the finish consequence is the identical - nominal backlash and increased efficiency.
In the conventional method of preloading ball screws, the motors operate simultaneously in opposite instructions, triggering them to have a relative motion of roughly equivalent magnitudes. This lowers the frictional resistance of the technique, resulting in speedy traverse. The technique is ready to run with small backlash during 110 inches of travel, minimizing the heat created by the generate nuts and the difficulties associated with ball screw heating. Moreover, this technique can be utilized in a vast range of programs.
One more approach of preloading ball screws is recognized as the ball-decide on approach. This approach involves the use of more than-sized balls that drive the balls into more contacts with the screw and nut than a normal ball screw. The gain of this approach is that it minimizes backlash simply because the balls are not machined to high tolerances. The disadvantage of this technique is that the ball screw will value much more to manufacture than a common ball screw and nut.
A standard layout contains a mechanical system that uses a sequence of balls to rotate a shaft. The dilemma of backlash is exacerbated by the mass of the shaft. The mechanical program is much more sophisticated than necessary and often requires a good deal of effort. The present invention eradicates these difficulties by supplying an enhanced technique and apparatus for driving ball screws. This approach offers a far more successful preload force that is dynamically adjustable even though the system is working. The technique can also increase friction and put on.

Internal return system

There are two distinct varieties of ball screws. The 1st type is external and the 2nd is interior. The exterior variety uses return tubes that protrude from the ball nut and increase over and around the outdoors of the screw. The interior variety makes use of a one tube that spans the ball monitor, although the a lot more common layout makes use of several tubes spanning 1.5 to 3.5 ball tracks. The inner program includes a one return tube and a number of pickup fingers that guide the balls into the tubes.
The external return tube design and style is an less difficult, much less costly selection. The external ball return method has restricted space but can manage a extensive range of shaft diameters and qualified prospects. However, its bodily measurement can make it incompatible with a lot of higher-velocity purposes. As a result, cautious consideration need to be given to the mounting alternatives. Interior ball return techniques are ideal suited for small prospects and ball sizes. Individuals that want a high speed will most likely reward from the exterior ball return system.
Inner ball screw engineering has also stored rate with the requires of linear drive programs. Ball screw technological innovation is now far more sturdy than ever. Strong inner ball return systems circulate ball bearings by way of a solid pickup pin. These deflectors support the balls return to the screw in the right location. They are critical parts in pc-managed movement manage systems and wire bonding. If you're interested in the latest advances in linear screw engineering, contact us right now.
Ball screws are excellent to guide screws in a lot of techniques. Ball screws are much more effective than lead screws, converting ninety% of rotational motion into linear movement. As a end result, they are much more high-priced than guide screws and acme screws. They also provide a smoother movement above the whole vacation variety. Additionally, they need significantly less electrical power for the exact same performance. It's no question that the ball screw is so common in several diverse purposes.

Floor finish

The surface end of a ball screw is a single of the important variables in figuring out the functionality of the technique. A ball screw with a excellent floor finish has excellent functionality in rolling resistance, backlash, and wear characteristics. Nevertheless, it is critical to boost the surface area end of a ball screw to attain precision motion, minimal put on, and minimal sound. To achieve this, specific wire brushes will be employed to polish precision-floor shafts.
For a ball screw to carry out effectively, it have to be challenging, have a easy floor, and keep lubricant. The floor complete of a ball screw ought to be clean, totally free of cracks, and retain the lubricant effectively. Cracks and annealing are each unwanted for the duration of the producing process, so a top quality equipment need to be used for its floor end. During the creation method, a CBN slicing insert with full spherical or gothic arch profile can be utilized to attain a higher-high quality surface area end.
Another finishing operation used in the manufacture of ball screws is lapping. Lapping enhances area top quality and vacation variation. It entails complex relative actions of abrasive particulates with the workpiece. This gets rid of a slender layer of substance from the workpiece, enhancing its surface area top quality and dimensional accuracy. The lapping method can be carried out underneath minimal-stress problems. It also enhances the friction torque and lubrication.
In lapping experiments, friction torque has the biggest influence on vacation variation and floor roughness. A friction torque of about one N x m is the best possible. In addition, rotational speed has only a minimal effect. The very best combination of these parameters is 1-1.5 N x m and thirty rpm. The least floor complete of a ball screw is about 800 mesh. The smallest variation in travel is noticed at about half-way via the vacation.


Suitable lubrication of ball screw assemblies is crucial to sustain optimum functionality and daily life. Ball screw assemblies should be lubricated with grease, which is introduced right into the ball nut. The lubrication port can be situated at various locations on the solution, which includes on the flange or in the exterior threads of the ball nut. Some ball nuts also characteristic a zerk fitting for simpler lubrication.
The lubrication of ball screws is essential in the case of working situations over 100oC. The minimal load for a ball screw is generally understood with a preload force. The lubricant is conveyed by means of the slim lubrication hole owing to the relative motion of the two surfaces. The improved viscosity of the lubricant permits separation of the make contact with surfaces. To avoid above-lubrication, it is essential to check out the lubricant stage often.
The oil used in lubrication of ball screw assemblies can be both mineral or synthetic. The oil is composed of mineral or artificial oil, additives, and a thickening agent, such as lithium or bentonite. Other thickening brokers consist of lithium, barium complexes, or aluminum. The lubricant grade NLGI is a widely utilized classification for lubricating greases. It is not adequate to choose a particular variety of lubricant for a specific application, but it offers a qualitative evaluate.
Even with becoming vital to the overall performance of a ball screw, lubrication is also vital to its lifespan. Distinct types of lubricant offer you corrosion safety. Just before utilizing a lubricant, make sure to completely clear and dry the ball screw. If there is any buildup of grime, it may harm the screw. To prevent this from taking place, you can use a solvent or lint-cost-free fabric. Lubrication of ball screw assemblies can tremendously lengthen the daily life of the assembly.

China Standard CNC Ball Screw 2510 L 1000mm with End Machining + Ball Nut Sfu2510-3 Sfu2510-4 Sfu2505-3 Sfu2505-4     with substantial high qualityChina Standard CNC Ball Screw 2510 L 1000mm with End Machining + Ball Nut Sfu2510-3 Sfu2510-4 Sfu2505-3 Sfu2505-4     with higher high quality

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