SFU Series Ball Screws
DSR’s SFU series ball screws are made of high-quality alloy steel. Our products are precision ground and heat treated, and are designed for CNC machine tools, automation equipment, and precision instruments. These products have the characteristics of high precision, high efficiency, and long life, and are ideal transmission solutions in the field of industrial automation.
- Ultra-high precision – accuracy can reach ±0.003mm/300mm
- High-efficiency transmission – transmission efficiency is as high as 95% or more
- Long life – made of high-quality bearing steel, service life can reach more than 10,000 hours
- Low noise – operating noise is less than 60 decibels
- Multiple specifications – provide multiple options of diameter 6-80mm and lead 1-40mm
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Product Description
SFU series ball screws are our company’s high-performance linear transmission components, made of high-quality GCr15 bearing steel. From raw material selection to finished product delivery, we implement strict quality control throughout the entire process to ensure that each set of screws meets industry-leading standards.
Our products have undergone special heat treatment processes and 1 million fatigue tests, with a service life of more than 10,000 hours, and can be optionally equipped with stainless steel materials and special dust-proof seal designs to adapt to different working conditions.
Product materials
Stainless Steel
Aluminum Alloy
Steel
Copper
Titanium Alloy
we’re here to all your questions
We believe you have many questions to ask us, and we will answer them one by one here, and hope you will be satisfied.
Q1: Are you a factory or trading company?
A: We are a manufacturing factory with 14 years of production experiencewe can guarantee our price is first-hand, very cheap and competitive.
Q2: How does your factory do regarding quality control?
A: Strict 3-stage quality control system to ensure product consistency:
1. Raw Material Inspection
All incoming materials are tested for compliance with international standards.
2. In-Process Monitoring
2.1. QC inspectors conduct real-time checks at each production phase (e.g., molding, assembly, painting).
2.2. Key parameters (e.g., dimensions, tolerance, functionality) are recorded using digital tools to minimize human error.
3. Final Product Audit
3.1. 100% visual inspection for appearance defects (scratches, stains, misprints).
3.2. Random sampling for functional tests and dimension test.
3.3. Each batch is accompanied by a QC report before packaging.
Q3: When can I get the price?
A: 24 hours.
Q4: What are the way of the shipment?
A: We have some long-term and stable cooperative freight forwarding company, which can provide different shipment modes as per your needs:
Air: DDU terms by express (DHL, FedEx, UPS, etc.);
Sea: CIF/DDU/DDP services
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