China Professional SS304 Hex Socket Spring Ball Plunger Set Screw Grub Screw with Best Sales

Solution Description

SS304 Hex Socket Spring Ball Plunger Set Screw Grub Screw

We need more detail as follow. This will allow us to give you an accurate quotation. 
Before offer the price,get the quote simply by completing and submitting the form below:
• Product: _______            
• Measure: _______( Diameter) x_______(Length)
• Order Quantity: _________________pcs
• Surface treatment: _________________
• Material: _________________
• When do you need it by? __________________
• Where to Shipping: _______________ (Country with postal code please) 
• Email your drawing ( jpeg, png or pdf, word) with minimum 300 dpi resolution for good clarity.

Goods Information

Organization Profile

Tengri fasteners Group is an OEM Fasteners Producing, Plating/ Finishing and Industrial Generation Organization. Over thirty a long time of production stainless steel fasteners, business encounter and building of condition-of-art facility. We can offer the most widespread stainless metal fasteners or specifically designed fasteners to exceed our customer's expectations, as our distributors are the greatest identify manufacturers in the sector.

Tengri fasteners group employs a lot more than 3000 staff and is made up of 1 lab and software program middle, 3 wholly owned subsidiary of Manufacturing facility and 5 warehouse stocking places. Our in depth merchandise line and our fast and helpful revenue representatives are CZPT to fulfill our client needs.

As a veritable "one particular- end store", CZPT Fasteners delivers very same day shipping and delivery of in-stock products and a wide a broad range of supply chair remedies personalized to the needs of our customers. Our custom made stock control applications supply extensive cost preserving to our customers.

Manufacturing facility Photos

Organization Certifications


Our Services

a)  Great soon after-sale service, all concerns will be replied within 12 hours.

b)  Customized style is obtainable. ODM&OEM are welcomed.

c)  We can offer cost-free sample, buyer must pay out the freight very first.

d)  Hassle-free transportation and rapidly delivery, all obtainable transport approaches could be     used, by convey, air or sea. 

e)  High quality and most competitive price.

f)  Advanced produce and inspecting equipments.

Packaging & Transportation


one.Can I order a small list ?

---Of training course, you can.

two.What quote do you offer?
---FOB , CIF and others ways according the your needs.
three.How transport?
---Sea Freight, Air Freight and others Express Delivery ways for you.
four.What is the quality of your products guarantee?
---We have passed ISO9001:2015 Quality Management System Certification, CQM Quality Management System Certification and IQNet Quality Management System Certification, If the quality doesn't  accord the standard, you can exchange the goods for free.
five.Do you have after-sales service?
---Certainly,you can contact us at any time.

Specifying a Ball Screw

When you need to have a substantial-quality ball screw, it is essential to pick one particular with the proper proportions and technical specs. When you are searching for the very best merchandise, you must think about attributes these kinds of as preloading, floor complete, and inside return technique. You can discover a lot more about these features in this write-up. If you might be unsure which kind of ball screw to decide on, make contact with a reputable supplier for further assistance. To find the greatest solution for your needs, simply click below!


When specifying a Brinelling ball screw, it is crucial to know how much axial load it can securely bear. The static load capability, which is offered in the catalogue, applies only to pure axial loading, and any radial load that is smaller sized than 5% of the axial load will not likely pose a difficulty. For more details, contact a CZPT engineer. Brinelling ball screw provider daily life calculation must be carried out using the pursuing knowledge:
Preload: The sum of load a ball screw can handle for the duration of a solitary revolution. Preload is the load applied just before the ball screw starts off moving, and the load is normally amongst 5 and 10 per cent of the dynamic capacity. However, a ball screw that is topic to vibration will encounter greater preload, requiring much more regular lubrication. The ensuing mechanical tension might cause the ball screw to buckle, or cause the nut to re-flow into the balls.
Crucial ball speed: The optimum speed at which the ball can move by means of the ball nut is called the essential ball pace. In contrast, operating the ball screw at its vital shaft velocity can direct to excessive vibrations, foremost to untimely failure of the stop help bearings and brinelling of the ball keep track of. Hence, it is advised to work a ball screw at a lower speed than the vital ball pace to avoid brinelling and plastic deformation of the balls.
Fake brinelling: False brinelling is a sort of Fretting. Untrue brinelling happens when the bearings are not rotating. The movement will outcome in depressions or put on marks in the bearing raceway. This will cause noise, use, and eventual exhaustion. If these situations persist, a more recent ball screw need to be utilized to examination the program. The device ought to be run for numerous hours and examined just before replacing the bearing.


The procedure of preloading ball screws minimizes backlash by implementing pressure to the threads in the reverse route of the screw's path of rotation. It helps prevent any motion of the screw relative to the nut. Various strategies are utilized for preloading. A typical one particular is to use oversized balls within the ball nut. A double nut system may possibly also be used. The two methods are equally successful. No matter of the approach utilized, the stop outcome is the exact same - minimum backlash and improved effectiveness.
In the conventional method of preloading ball screws, the motors function concurrently in reverse instructions, creating them to have a relative movement of roughly equivalent magnitudes. This reduces the frictional resistance of the technique, ensuing in rapid traverse. The technique is capable to function with small backlash throughout one hundred ten inches of vacation, decreasing the warmth created by the drive nuts and the troubles associated with ball screw heating. Moreover, this technique can be utilized in a wide variety of applications.
Another method of preloading ball screws is known as the ball-pick approach. This method consists of the use of in excess of-sized balls that force the balls into a lot more contacts with the screw and nut than a regular ball screw. The advantage of this method is that it lowers backlash simply because the balls are not machined to substantial tolerances. The disadvantage of this technique is that the ball screw will cost more to manufacture than a normal ball screw and nut.
A traditional layout consists of a mechanical system that makes use of a series of balls to rotate a shaft. The issue of backlash is exacerbated by the mass of the shaft. The mechanical program is a lot more complicated than required and typically needs a lot of hard work. The present invention removes these troubles by providing an enhanced strategy and equipment for driving ball screws. This method provides a a lot more effective preload pressure that is dynamically adjustable whilst the mechanism is working. The strategy can also boost friction and wear.

Inner return program

There are two different types of ball screws. The very first kind is exterior and the next is inner. The exterior type uses return tubes that protrude from the ball nut and prolong earlier mentioned and around the outdoors of the screw. The internal type uses a solitary tube that spans the ball track, even though the more frequent layout uses numerous tubes spanning 1.5 to 3.5 ball tracks. The internal program requires a solitary return tube and many pickup fingers that guidebook the balls into the tubes.
The exterior return tube layout is an simpler, much less pricey decision. The exterior ball return technique has minimal area but can handle a vast selection of shaft diameters and qualified prospects. Nevertheless, its bodily size makes it incompatible with numerous substantial-velocity applications. As a result, watchful consideration must be given to the mounting alternatives. Interior ball return methods are greatest suited for tiny leads and ball dimensions. Individuals that want a high speed will likely reward from the external ball return technique.
Inside ball screw technologies has also kept tempo with the demands of linear generate techniques. Ball screw technology is now a lot more sturdy than ever. Sturdy inside ball return systems flow into ball bearings by way of a sound pickup pin. These deflectors support the balls return to the screw in the proper spot. They are vital components in pc-controlled movement handle programs and wire bonding. If you are intrigued in the most recent improvements in linear screw technology, get in touch with us these days.
Ball screws are outstanding to guide screws in many techniques. Ball screws are more productive than direct screws, changing 90% of rotational motion into linear movement. As a result, they are more costly than direct screws and acme screws. They also offer a smoother movement above the complete vacation variety. Moreover, they demand less electrical power for the same efficiency. It's no surprise that the ball screw is so common in a lot of different purposes.

Area complete

The floor end of a ball screw is 1 of the key elements in determining the functionality of the method. A ball screw with a great surface end has superior functionality in rolling resistance, backlash, and dress in characteristics. However, it is crucial to enhance the area finish of a ball screw to attain precision motion, lower dress in, and low sound. To attain this, specific wire brushes will be utilized to polish precision-ground shafts.
For a ball screw to carry out well, it should be hard, have a clean floor, and keep lubricant. The surface area end of a ball screw ought to be clean, free of charge of cracks, and keep the lubricant properly. Cracks and annealing are the two unwanted in the course of the producing method, so a top quality machine must be utilised for its surface area complete. For the duration of the generation approach, a CBN slicing insert with complete round or gothic arch profile can be utilised to achieve a higher-good quality floor end.
Yet another ending operation used in the manufacture of ball screws is lapping. Lapping increases floor quality and vacation variation. It includes complicated relative actions of abrasive particulates with the workpiece. This removes a skinny layer of materials from the workpiece, enhancing its surface top quality and dimensional precision. The lapping procedure can be carried out under minimal-strain problems. It also enhances the friction torque and lubrication.
In lapping experiments, friction torque has the biggest influence on journey variation and surface area roughness. A friction torque of about one particular N x m is ideal. In addition, rotational velocity has only a minimum impact. The best blend of these parameters is 1-1.5 N x m and 30 rpm. The bare minimum surface complete of a ball screw is about 800 mesh. The smallest variation in travel is observed at close to fifty percent-way through the vacation.


Appropriate lubrication of ball screw assemblies is vital to maintain ideal functionality and life. Ball screw assemblies need to be lubricated with grease, which is introduced directly into the ball nut. The lubrication port can be located at different areas on the solution, such as on the flange or in the external threads of the ball nut. Some ball nuts also function a zerk fitting for easier lubrication.
The lubrication of ball screws is necessary in the case of operating conditions more than 100oC. The minimal load for a ball screw is usually realized with a preload drive. The lubricant is conveyed by way of the slim lubrication hole thanks to the relative motion of the two surfaces. The elevated viscosity of the lubricant enables separation of the get in touch with surfaces. To keep away from more than-lubrication, it is critical to check the lubricant level routinely.
The oil utilized in lubrication of ball screw assemblies can be possibly 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 quality NLGI is a commonly utilised classification for lubricating greases. It is not adequate to select a specific type of lubricant for a distinct software, but it offers a qualitative evaluate.
Even with getting essential to the performance of a ball screw, lubrication is also vital to its lifespan. Different sorts of lubricant provide corrosion safety. Just before making use of a lubricant, make confident to completely clear and dry the ball screw. If there is any buildup of filth, it could harm the screw. To avoid this from transpiring, you can use a solvent or lint-cost-free fabric. Lubrication of ball screw assemblies can greatly prolong the existence of the assembly.

China Professional SS304 Hex Socket Spring Ball Plunger Set Screw Grub Screw     with Best SalesChina Professional SS304 Hex Socket Spring Ball Plunger Set Screw Grub Screw     with Best Sales

Recent Posts