Standard Nut Rolled Ball Screw
Maitu is a professional Standard Nut Rolled Ball Screw manufacturer. We maintain sufficient inventory covering standard ball screws and nuts in various shapes, leads, and accuracy grades. We are committed to producing high-quality ball screw products and have created our own complete supply chain. Welcome to contact us!
This Standard Nut Rolled Ball Screw from Maitu is a precision mechanical component designed to convert rotational motion into linear motion with exceptional efficiency and accuracy. As defined by engineering principles, ball screws operate on a rolling-contact mechanism. The recirculating ball bearings can minimize friction between the screw shaft and nut. Compared to trapezoidal lead screws, this design offers much higher mechanical efficiency (usually reaching over 90%).
Technical Features
1. The screw threads are formed through a precision cold-rolling process, and this process enhances surface hardness and grain structure continuity while maintaining cost-effectiveness for medium-to-high-volume production.
2. Engineered with a compact nut design incorporating ball return channels and deflectors, then we can make sure smooth recirculation of bearing balls under varying loads and speeds.
3. Optional preload mechanisms (e.g., double-nut or offset lead) eliminate axial backlash. And also, they enable precise positional repeatability.
Performance Advantages
The cold-rolling process induces compressive residual stresses on the screw surface, significantly improving:
Fatigue Life: Enhanced durability under dynamic loads, with rated life calculations following the L10 life standard.
Rigidity: Optimized stiffness for applications requiring high responsiveness and minimal deformation.
Smooth Operation: Superior surface finish (typically Ra ≤ 0.4 μm) reduces vibration and noise.
Material Specifications
| Screw Shaft: | High-carbon chromium steel (SCM435/SNCM220) through-hardened to HRC 58-62. |
| Nut Housing: | Alloy steel with black oxide or zinc-nickel coating for corrosion resistance. |
| Balls: | Grade 100 chromium steel (GCr15) with optional ceramic alternatives for high-speed applications. |
Application Industries
CNC machine tools and industrial robotics
Aerospace actuation systems
Medical imaging and automated diagnostic equipment
Semiconductor wafer handling and lithography
Electric vehicle battery assembly lines
Our Maitu Standard Nut Rolled Ball Screw has passed rigorous testing for positional accuracy. That's why we can ensure compliance with industrial precision grades (C3-C7). By combining rolled thread economy with ball screw performance, this product delivers an optimal solution for automation industries where precision, longevity, and total cost of ownership are sensitive.
Production Parameters
| Type | Precision Grade | Direction | Start | Code | Nut Type | Limited Length | ||
| d | Lead | Beads Da | Right/Left | |||||
| 6 | 1 | 0.8 | C10,C7 | R | 1 | SCR00601 | K | 1000 |
| 8 | 1 | 0.8 | C10,C7,C5 | R | 1 | SCR00801 | K | 1000 |
| 2 | 1.2 | C10,C7,C5 | R | 1 | SCR00802 | K | ||
| 2.5 | 1.2 | C10,C7,C5 | R | 1 | SCR0082.5 | K,BSH | ||
| 10 | 2 | 1.2 | C10,C7,C5 | R | 1 | SCR01002 | K,BSH | 3000 |
| 4 | 2 | C10,C7,C5 | R | 1 | SCR01004 | K,BSH | ||
| 12 | 2 | 1.2 | C10,C7,C5 | R | 1 | SCR01202 | K | 3000 |
| 4 | 2.5 | C10,C7,C5 | R | 1 | SCR01204 | U,BSH | ||
| 5 | 2.5 | C10,C7,C5 | R | 1 | SCR01205-A | V,U,BSH,H,A | ||
| 10 | 2.5 | C10,C7,C5 | R | 2 | SCR01210-B | V | ||
| 20 | 2.5 | C10,C7 | R | 4 | SCR01220 | Y | ||
| 14 | 2 | 1.2 | C10,C7,C5 | R | 1 | SCR01402 | K | 1800 |
| 4 | 2.5 | C10,C7 | R | 1 | SCR01404 | BSH | 3000 | |
| 16 | 4 | 2.381 | C10,C7,C5 | R | 1 | SCR01604(N) | V,I,U,BSH | 3000 |
| 5 | 3.175 | C10,C7,C5 | R/L | 1 | SCR01605 | V,NI,NU,BSH | ||
| 10 | 3.175 | C10,C7,C5 | R | 2 | SCR01610 | V,NI,NU,BSH | ||
| 16 | 2.778 | C10,C7,C5 | R | 4 | SCR01616 | Y | ||
| 32 | 2.778 | C10,C7 | R | 8 | SCR01632 | Y | ||
| 20 | 4 | 2.381 | C10,C7,C5 | R | 1 | SCR02004(N) | V,I,U | 3000 |
| 5 | 3.175 | C10,C7,C5 | R/L | 1 | SCR02005 | V,NI,NU,BSH,H,A | ||
| 20 | 3.175 | C10,C7,C5 | R | 4 | SCR02020 | V,Y,H,A | ||
| 40 | 3.175 | C10,C7 | R | 8 | SCR02040 | Y | ||
| 25 | 4 | 2.381 | C10,C7 | R | 1 | SCR02504(N) | I,U | 6000 |
| 5 | 3.175 | C10,C7,C5 | R/L | 1 | SCR02505 | V,NI,NU,BSH,H,A | ||
| 10 | 4.762 | C10,C7,C5 | R | 1 | SCR02510-A | NI,NU,BSH | ||
| 10 | 6.35 | C10,C7,C5 | R | 1 | SCR02510-B | V | ||
| 25 | 3.969 | C10,C7,C5 | R | 4 | SCR02525 | Y | ||
| 50 | 3.969 | C10,C7 | R | 8 | SCR02550 | Y | ||
| 32 | 4 | 2.381 | C10,C7,C5 | R | 1 | SCRO3204(N) | V,I,U | 6000 |
| 5 | 3.175 | C10,C7,C5 | R/L | 1 | SCRO3205 | V,NI,NU,M,H,A | ||
| 10 | 6.35 | C10,C7,C5 | R/L | 1 | SCR03210 | V,NI,NU | ||
| 32 | 4.762 | C10,C7 | R | 4 | SCR03232 | Y | ||
| 64 | 4.762 | C10,C7 | R | 8 | SCR03264 | Y | ||
| 40 | 5 | 3.175 | C10,C7,C5 | R/L | 1 | SCR04005 | V,NI,NU,H,A | 6000 |
| 10 | 6.35 | C10,C7 | R/L | 1 | SCR04010 | V,NI,NU | ||
| 20 | 6.35 | C10,C7 | R | 2 | SCR04020 | V | ||
| 40 | 6.35 | C10,C7 | R | 4 | SCR04040 | Y | ||
| 80 | 6.35 | C10,C7 | R | 8 | SCR04080 | Y | ||
| 50 | 5 | 3.175 | C10,C7,C5 | R | 1 | SCRO5005 | V,H,A | 6000 |
| 10 | 6.35 | C10,C7,C5 | R/L | 1 | SCRO5010 | V,NI,NU | ||
| 20 | 9.525 | C10,C7 | R | 1 | SCR05020 | V | ||
| 50 | 7.938 | C10,C7 | R | 4 | SCR05050 | Y | ||
| 100 | 7.938 | C10,C7 | R | 8 | SCR050100 | Y | ||
| 63 | 10 | 6.35 | C10,C7,C5 | R | 1 | SCR06310 | V,NI,NU | 7000 |
| 20 | 9.525 | C10,C7 | R | 1 | SCR06320 | V,NU | ||
| 80 | 10 | 6.35 | C10,C7,C5 | R | 1 | SCR08010 | V,NI,NU | 7000 |
| 20 | 9.525 | C10,C7 | R | 1 | SCR08020 | V,NU | ||
Why Choose Us?
Industrial-Grade Durability (HRC 58-62):
Our Standard Nut Rolled Ball Screws are crafted from SCM435/SNCM220 high-carbon chromium steel, through-hardened to achieve a surface hardness of HRC 58-62. This ensures exceptional wear resistance and maintains C3-C7 precision grades over an extended service life, even in high-duty cycle environments like CNC machining or EV battery lines.
Optimized Cost-to-Performance Ratio:
By utilizing an advanced cold-rolling process, we provide a cost-effective alternative to ground screws without compromising mechanical efficiency. With a mechanical efficiency ≥ 90% and surface finishes of Ra ≤ 0.4 μm, our rolled ball screws offer the smooth motion required for medical and semiconductor applications at a fraction of the cost of grinding.
Scalable Manufacturing & Customization Expertise:
With 10 specialized production lines and a history of developing over 16,000 screw types, Maitu excels at both high-volume standardized runs and complex OEM customizations. Our self-developed ERP tracking system ensures that every custom lead, diameter, or end-machining request is executed with zero-defect accuracy.
Verified Quality Compliance & Global Reach:
As an ISO 9001 certified manufacturer with over 12 years of export experience, we have served 5,000+ global clients. Our strategic locations in Suzhou and Dongguan allow us to leverage a mature supply chain, ensuring that we deliver high-performance transmission components that meet international ISO 3408 and JIS B1192 standards.
Ball Screw Nut Reference
For more details and other nut types, please contact us.
FAQ: Key Technical Concerns
1. How does the cold-rolling process affect the fatigue life of Maitu ball screws?
Our precision cold-rolling process does more than just form threads; it induces compressive residual stresses on the screw surface and maintains grain structure continuity. This significantly enhances the fatigue strength compared to cut threads, allowing our products to meet or exceed L10 life standards under dynamic loading, which translates to fewer replacements and lower TCO (Total Cost of Ownership) for the end-user.
2. Can Maitu provide specialized surface treatments for corrosive or cleanroom environments?
Absolutely. We offer various nut housing coatings, including black oxide and zinc-nickel plating, to enhance corrosion resistance. For high-speed or sensitive environments (like semiconductor handling), we also provide optional ceramic ball bearings to reduce thermal expansion and eliminate the need for traditional lubrication that might cause contamination.
3. What precision grades are guaranteed for your standard nut rolled series?
Our Standard Nut Rolled Ball Screws typically achieve C7 and C5 grades, with the capability to reach C3 for specific high-precision applications. Each batch undergoes rigorous testing for positional accuracy and axial backlash. If your application requires zero backlash, we can integrate preload mechanisms (such as offset leads) to ensure maximum rigidity.
4. How does Maitu handle technical validation for custom OEM drawings?
Every custom project begins with a technical audit by our 10-member engineering team. We review your CAD drawings for concentricity, thread profile compatibility, and material suitability (e.g., PEEK or Stainless Steel for specific industries). We provide a formal confirmation and often share production videos during the manufacturing phase to ensure the final product aligns perfectly with your design specifications.
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No.18, Kaifa East Road, Wanping Town, Wujiang District, Suzhou City, Jiangsu Province, China
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