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For ball screw precision tolerance, now have C10, C7, C5, C3, C2, C1. The smaller the number, the higher the accuracy. The most widely use ball screw now is C7 and C5. Our C7 ball screw is rolled thread ball screw, which the accuracy is C7=0.05mm in 300mm length. It is widely use in CNC machinery, precision tool machine, industrial machinery, electronic machinery, high-speed machinery.
1. Product introduction
Ball screw is composed of screw, nut, steel ball, preloaded sheet, reverse device, and dustproof device. For ball screw nut, there are three types, one type is round style ball nut (cheapest but not good quality), one type is iron waist style ball nut (best quality and expensive price), one type is nylon waist style ball nut (price higher quality much better).
2. Product specification
We have SFU, DFU, SFE, SFS, SFI, SFK series to meet different demands. Of course, SFU is the most widely use type for its cost performance. The produce costs come down for its bulk quantity production. Please contact us for get catalog to select suitable items.
3. Product feature and application
C7 ball screw with the feature of high precision, high rigidity, cheap price, short production time, easy maintenance. Ball screw bearings provide a wide variety of standardized products for various purposes. They are widely used in machine tools, automation equipment. In order to meet the urgent delivery situation of users, there are finished products that have been processed on the shaft end, semi-finished products and cold rolled ball screw bearings that can be processed on the shaft end freely.
4. Product details
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Product Name |
c7 ball screw |
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Material |
S55C, #55 steel, bearing steel |
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Series |
SFU, DFU, SFE, SFS, SFI, SFK |
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Precision |
50 μm in 300mm length |
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Advantage |
Economic, bulk quantity, quick delivery |
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Delivery time |
3-15 days or by negotiations. |
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Service |
We can help to select suitable item, do machining. Follow up the process and show to you. |
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Payment term |
TT, western union, MoneyGram, RMB payment |
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Length choice |
We can cut length according to customers’ demands |
5. Product qualification
Ball screw production have the following steps: raw material, cold rolling, heat treatment, polishing, straightening, machining, finished products, packing. Our quality workers control every process with test to ensure quality.
6. Delivery, shipping and serving
It need about 3 to 15 days for delivery, depends on the product item and quantity. So, it is better to contact us for confirm the detail. For small quantity can ship by express or by air. For bulk quantity can ship by sea. We can provide technology support such as provide drawings, take photos or video to show how to assemble ball screw, nut, and their parts.
7. FAQ
7.1. Q: What are your terms of payment?
A: Payment<=10000USD, 100% in advance. Payment>=10000USD, 30% T/T in advance, the remaining money is paid before delivery.
7.2 Q: What is the delivery time?
A: We have stock for most of the bearings. For small quantity, we will arrange delivery about 1-5 days, if you need Urgently, please confirm them with us.
7.3 Q: Why do we choose your company?
A: Our company has been a professional bearing manufacturer for more than 10 years. We pay more attention to quality. For each shipping, there are professional lists to check quality of products.
7.4 Q: Can you print our logo on the bearings?
A: yes, we can. Please contact with us for talk about it.
7.5 Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Contact us
Tel(WhatsApp): +8613732558817
Email:
http://www.xbrtballscrew.com/