KeyWords: CNC Machining Parts, Custom Machining, Turning Parts, Turned Parts, Wire EDM, CNC Milling Parts, 5 Axis Machining Parts, Precision Machining, Machined Parts, Grinding...
ABOUT US
Rollyu Precision Machining Co., Ltd.
Rollyu Precision Machining Co., Ltd. is a provider of custom precision machining parts located in Shenzhen, China. Reliable Machining Service, Your Top Choice for Machining Parts.All of our staff with more than 10 years experiences in machining industry. We have established good relationship with our customers and been proud to say that ...
PRODUCTS CATEGORY
We mainly manufacture custom machining parts for the application Motion control, Instrumentation, Pneumatic, Hydraulic,Valves, Lasers, Robotics, opto-mechanical, Medical devices, Aerospace, Automation etc
Aluminum Machining Parts
Do you need even faster turnaround on your Motion control, Instrumentation, Pneumatic, Hydraulic Valves, Lasers, opto-mechanical , Medical devices, Aerospace, etc.
Steel Machining Parts
Steel shafts, valves, pins, fasteners, screws, adapters, connectors, needle tubes and brackets are just a sampling of the Machined Stainless Steel Parts we have produced.
Plastic Machining Parts
Engineering Plastic manufacturing: We have the capabilities to design and manufacture customers' plastic products in a variety of Engineering plastic materials. Plastic provides various general benefits such as being inert, weather resistant, non-toxic, non-sparking, and being mechanically stable.
Wire EDM Machining Service
We will also work with you to produce custom stainless steel parts for any kind of application. From prototype to production, we can be with you every step of the way!
CNC Machining Brass Parts
Rollyu has extensive experience precision machining brass & bronze; this knowledge helps us improve the production processes and reduce costs. Our expertise also aids in maintaining the close tolerances expected and required from a precision machine specialist.
Metal Grinding & Knurling
Aluminum precision parts manufacturing. Our production lines are capable of CNC turning and milling machining services. The raw material of aluminum alloy are range used in Rollyu, see below, material we are manufacturing.
Industries
Custom Precision Machining Parts for Motion Control/Instrumentation/Automation
Rollyu manufactures and supplies high precision machining components to customers in the Motion Control sector. Some of the components included are custom...
Precision Machining Parts for Hydraulic
Rollyu manufactures and supplies high precision machining components to customers in the hydraulic equipment sector. Some of the components included are custom valve spools, Pneumatic, manifold, cylinders，pump, pistons, sleeves, and valve bodies.
Precision Machining for Farming
Precision parts in farming and agriculture play a crucial role in enhancing productivity, efficiency, and sustainability. Modern farming operations utilize a wide range of sophisticated machinery and equipment, many of which incorporate highly engineered components designed for specific agricultural tasks.
Precision CNC Machining Parts for Food Equipment
Precision CNC (Computer Numerical Control) machining is integral to the food equipment industry, ensuring high-quality, durable, and hygienic components essential for various devices used in food processing and preparation. The application of precision machining in this sector is critical due to strict industry standards regarding cleanliness.
Precision Parts for Lighting
Precision CNC (Computer Numerical Control) machining is crucial in the lighting industry for the creation of intricate and customized components that meet specific design and functional standards. The lighting sector, ranging from commercial to residential, automotive to aerospace, relies heavily on precisely engineered parts.
Certificate
Shenzhen Rollyu Precision Machining Co., Ltd-QMS ISO13485 Certificate
Rollyu Precision Achieves NQA ISO 13485:2016 Certification: Raising the Bar for
Rollyu Precision Machining ISO9001 Certificate-Chinese Version
Rollyu Precision Machining ISO9001 Certificate-English Version
COMPANY NEWS
16
Jan . 2026
Fabrication Processes at Rollyu • Tapping & Threading
Creating reliable internal threads in sheet metal is critical to assembly strength, repeatability, and long-term product performance. This article explains cut tapping and thread forming (roll tapping), suitable materials, thread standards, and quality control methods
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Welding Processes at Rollyu Precision: TIG, MIG & Spot Welding for Precision Assemblies
Welding quality directly affects the structural integrity, cosmetic finish, and long-term reliability of fabricated assemblies. This article explains the differences between TIG, MIG, and Spot welding, their ideal applications, advantages, and limitations
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Fabrication Processes at Rollyu · Bending radii, bend relief, springback
In precision sheet metal fabrication, CNC bending accuracy depends on far more than programmed angles. This article explains how bending radii, bend relief, and springback compensation directly affect dimensional stability, assembly fit, and long-term performance
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Fabrication Processes at Rollyu · Tolerances & edge quality
Tolerances and edge quality play a decisive role in the performance, safety, and appearance of precision sheet metal parts. At Rollyu Precision, we achieve tight dimensional control and clean, burr-free edges through advanced laser cutting, CNC forming, controlled welding, and rigorous in-process inspections.
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Fabrication Processes at Rollyu • Laser Cutting
Rollyu Precision provides high-accuracy CNC laser cutting services for sheet metal fabrication. Clean edges, tight tolerances, fast turnaround, and ISO 9001 & ISO 13485 certified quality for medical, robotics, semiconductor, and automation industries.
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Photonics CNC Machining
Photonics CNC machining requires more than tight tolerances. Rollyu Precision focuses on stability-driven manufacturing, engineering optical components that maintain alignment after assembly, preload, thermal cycling, and time — not just parts that pass CMM inspection.
CUSTOMER TESTIMONIALS
Founder David M.
I have been working with Rollyu for some time now, and I highly recommend their services, the team pay attention to the detail of every component and process was remarkable.
Randy B.
I have worked with Rollyu for over 3 years on many projects. The staff has always been knowledgeable and proficient. They are a machining partner helping me make my clients happy. I can always trust that the quality and delivery of the parts I receive will meet my expectations.
Kevin R.
We have bought a lot of machining parts from Rollyu over the years, and I can say unconditionally that no one stands behind their product better than Rollyu.
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