Get a CNC Milling Quote Now
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Get straightforward CNC milled parts produced with stable accuracy, faster lead times, and controlled machining costs when complex multi-angle machining is not required. |
Improve machining efficiency and feature alignment with 4-axis CNC milling, especially when your part needs more than one machining direction in a single setup.
Our 5-axis CNC milling service supports highly complex and precision-critical components. It is the preferred solution for aerospace, medical, and high-tolerance CNC milling applications.
Rapid Prototyping
Accelerate product development with our rapid CNC machining services. We offer fast turnaround times and specialize in quick production of high-quality prototypes and mold tooling, aiding your design verification process.
Low and High-Volume Production
Whether you need small batches or large-scale production, we can offer you both. With stringent tolerance controls and comprehensive capabilities, we adapt to your volume requirements without compromising on quality.
YP-MFG provides CNC milling services for a wide range of metals and plastics, helping you match material strength, weight, surface finish, heat resistance, and cost requirements. Whether you need aluminum prototypes, stainless steel components, or engineering plastic parts, our team can help you choose a suitable material for your design and production goals.
Gain access to quality surface finishing for custom CNC milled parts to remove aesthetic flaws and improve the appearance of your products. We also provide rigid protection and additional resistance and strength to your parts through superior surface finishes.
CNC milling tolerances define how precisely part dimensions are
controlled during machining.
Our precision CNC milling
services follow ISO 2768-m for metals and ISO 2768-c for plastics, delivering stable, repeatable
dimensional accuracy across 3-axis, 4-axis, and 5-axis CNC milling.
| 3-Axis | 4-Axis | 5-Axis | |
|---|---|---|---|
| Maximum Part Size | 3-Axis 1000 x 500 x 500 mm | 4-Axis 1000 x 500 x 500 mm | 5-Axis 4000×1500×600 mm |
| Minimum Part Size | 3-Axis 5 x 5 x 5 mm | 4-Axis 5 x 5 x 5 mm | 5-Axis 5 x 5 x 5 mm |
| General Tolerances | 3-Axis ±0.1 mm | 4-Axis ±0.1 mm | 5-Axis ±0.05 mm |
| Lead Time | 3-Axis Delivery of simple parts can be as fast as 1 day. | 4-Axis 5 bussiness days for most projects. | 5-Axis 5 bussiness days for most projects. |
| Recommended Size | |
|---|---|
| Radii | Recommended Size Internal radii should be at least 1/3 of the cavity depth. Use larger radii whenever possible. |
| Threads and Tapped Holes | Recommended
Size Diameter Φ 1.5-5 mm,
depth: 3 times the diameter. Diameter Φ 5 mm or larger, depth: 4-6 times the diameter. YP-MFG can produce threads of any specification and size as required by the customer. |
| Minumum Wall Thickness | Recommended Size For metals: 0.8 mm; For plastics: 1.5 mm. Thicker walls ensure better structural integrity. |
| Text | Recommended
Size CNC Milling: Minimum
width of 0.5 mm and depth of 0.1 mm. YP-MFG can create standard text via CNC engraving or laser engraving as per customer requirements. |
| Holes | Recommended Size Minimum diameter of 1 mm. Hole depth should not exceed 4 times the diameter for best results. |
Upload your CAD files and receive an instant CNC milling quote, lead time estimate, and free manufacturability feedback from our engineering team. We’ll identify potential machining issues before production to help you reduce costs and improve part quality.
Our precision CNC milling services with tolerances as tight as
±0.01 mm.
Our
advanced CNC milling machines ensure consistent accuracy for custom metal and plastic
parts.
As a factory-direct CNC milling service supplier, we reduce lead
times without compromising quality.
Simple CNC milled parts can be delivered in as fast as 1 day.
As an experienced CNC milling company, our engineers provide DFM feedback and machining guidance to optimize designs for cuostom CNC milling services, helping reduce cost and improve manufacturability.
CNC milling uses computer-controlled rotating cutting tools to remove material from a stationary workpiece. By moving the cutting tool or workpiece along multiple axes, CNC milling produces flat surfaces, pockets, slots, holes, contours, and complex 3D geometries with high precision. It is widely used for prototypes, functional components, molds, fixtures, and production parts across various industries.
| Step | What Happens |
|---|---|
| 1 |
CAD Review |
| 2 | Machine
Setup The workpiece is securely clamped onto the machine table, cutting tools are installed, and the CNC program is loaded and verified. |
| 3 | Milling
& Inspection Rotating cutting tools remove material according to the programmed toolpaths. Finished parts are inspected to verify dimensions, tolerances, and surface quality before delivery. |
CNC milling offers numerous advantages for manufacturing:
CNC milling is widely used to produce a variety of precision parts and components:
At YP-MFG, we have a variety of CNC milling machines to meet diverse manufacturing needs. Our inventory includes 3-axis, 4-axis, and 5-axis CNC milling machines.
The 3-axis machines are perfect for simple operations, handling basic cutting tasks along the X, Y, and Z axes.
Our 4-axis machines add an extra rotational axis, allowing for more complex geometries and more efficient production of parts with features that require continuous machining around a fourth axis.
Finally, our advanced 5-axis CNC milling machines offer the highest level of precision and versatility, enabling the creation of intricate parts with complex shapes and angles.
These machines are capable of machining in five different axes simultaneously, reducing the need for multiple setups and ensuring exceptional accuracy and quality in every component we produce.
Our CNC milling tolerances depend on machine type, material, and part geometry.
Standard tolerances follow ISO 2768-m (metals) and ISO 2768-c (plastics)
Typical general tolerances: ±0.1 mm
High-precision 5-axis milling can achieve tolerances as tight as ±0.01 mm for critical features
For tighter tolerances, we recommend specifying requirements directly on the drawing so our engineers can optimize tooling, inspection, and cost.
3-axis milling is ideal for simple geometries and flat features
4-axis milling enables machining around multiple sides with fewer setups
5-axis milling is best for complex geometries, tight tolerances, and parts requiring multi-angle machining
Choosing the right axis configuration can significantly reduce lead time and improve accuracy.
Lead times depend on part complexity and machining axis:
Simple 3-axis parts can be delivered in as fast as 1 day
Most CNC milling projects are completed within 5 business days
Expedited options are available for urgent production needs.
CNC milling is ideal for complex geometries, slots, pockets, and contours, while CNC turning is best suited for cylindrical parts such as shafts and bushings.
If your part includes both rotational and prismatic features, combining milling and turning may be the most efficient solution.
CNC milling is a subtractive manufacturing process where material is removed from a solid block using rotating cutting tools controlled by computer programs.
CNC milling is widely used to produce precision parts with complex geometries, tight tolerances, and consistent quality. It supports multi-axis machining (3-axis, 4-axis, and 5-axis), allowing features such as pockets, slots, holes, and complex contours to be machined efficiently.
At YP-MFG, CNC milling is commonly used for functional prototypes, low-volume production, and end-use parts across industries such as automotive, aerospace, and industrial equipment.
A CNC milling machine consists of several key components that work together to achieve precise machining results. The machine base provides structural stability, while the spindle rotates cutting tools at high speed to remove material. The worktable securely holds the workpiece and moves along the X, Y, and Z axes. Other essential components include the CNC controller, which interprets machining programs, the tool holder, automatic tool changer (ATC), coolant system, and workholding fixtures. Each component plays an important role in maintaining machining accuracy, surface quality, and production efficiency.
Design for Manufacturability (DFM) focuses on creating parts that are easier and more economical to machine. Simple design changes—such as increasing internal corner radii, avoiding deep pockets, maintaining adequate wall thickness, and specifying standard hole sizes—can significantly reduce machining time and tooling requirements. Applying realistic tolerances only where necessary also lowers inspection costs. Optimizing a design before production not only reduces manufacturing costs but also improves part quality and shortens lead times.
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