Metal CNC Machining
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A wide range of metals for CNC machining, with applications in multiple industries. Ideal for both one-off prototypes and end-use custom parts.
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Available Machined Metal Options:
Machining Metal Materials
GY’s plastic machining process is suitable for many metals, including all thermoplastics and some thermosetting plastics and resins. An ideal for low-volume, high-mix production runs. Below are the most common options.
Aluminum
Aluminum is a robust, lightweight material among the preferred metals for manufacturing structural components. Its excellent corrosion resistance, coupled with its capability to be cast, formed, and extruded, make aluminum a good choice of materials for components, such as wheels, frames, and suspension parts.
Features
- Low density
- Non-toxic
- Non-magnetic
- Non-sparking
- High thermal conductivity
- Excellent corrosion resistance
- Can be easily cast, machined, and formed.
And more…
Brass
Brass is one of the easiest metals to machine, making it great for CNC machining. Brass also has other beneficial properties making it great for different industries such as plumbing, electrical and medical. Overall, it has excellent durability. It’s versatile and easy to work with, making it a common metal for parts in various applications.
Features
- Easily machinable
- Low friction
- Non-ferromagnetic
- Good conductor of heat and electricity
- Bright, golden appearance.
- Tarnish-resistant
- Resistance to corrosion, wear, temperature variation.
And more…
Copper
Copper is known for being the best electrical conductor and relatively low cost. GY professionals find that copper CNC machining is a smooth process because copper is a good heat conductor that is easy to shape. Copper also has high corrosion resistance properties to rust, making copper machined parts popular for electrical applications.
Features
- Ductile and malleable
- Good heat conductivity
- High electrical conductivity
- An extremely good conductor
- Corrosion resistance
- Biofouling-resistant
- Good machinability
- Non-magnetic
And more…
Stainless Steel
Stainless steel is a corrosion-resistant alloy of iron, chromium and, in some cases, nickel and other metals. Stainless steels are steels containing at least 10.5% chromium, less than 1.2% carbon and other alloying elements. Stainless steel’s corrosion resistance and mechanical properties can be further enhanced by adding other elements, such as nickel, molybdenum, titanium, niobium, manganese, etc.
Features
- Corrosion resistant High tensile strength
- Very durable
- High temperature resistant
- Easy formability and fabrication
- Low maintenance (long lasting)
- Attractive metal appearance
- Environmentally friendly (recyclable)
And more…
Titanium
Titanium has the lowest density of all metallic elements. Titanium is as strong as some steel but is only one-third the weight. Titanium’s strength-to-weight ratio makes it useful for many applications. Titanium alloys are 50% heavier than steel but 7-10 times stronger.
Features
- Lightweight and strong
- Corrosion resistant
- Bio-compatible – It is non-toxic, non-allergenic.
- Perfectly compatible with the human body.
- Extremely high mechanical-property retention
- Dishwasher safe
- BPA Free
And more…
Steel Alloy
Alloy steels contains a wide variety of elements, each of which can enhance various properties of the material, such as mechanical thermal and corrosion resistance. Elements added in low quantities of less than around 5 wt.% tend to improve mechanical properties, for example increasing hardenability and strength, whereas larger additions of up to 20 wt.% increase corrosion resistance and stability at high or low temperatures.
Features
- Mechanical thermal and corrosion resistance
- Harder than their constituent metals
- More resistant to corrosion than pure metals
- Superior mechanical properties in comparison to carbon steels
- Corrosion resistance, low temperature resistance
- High temperature resistance, non-magnetic
And more…
Tool Alloy
Tool steel alloys are high carbon chrome steels containing differing amounts of molybdenum, cobalt and/or vanadium or other elements. Certain tool steels are engineered to withstand repeated high specific loads and impacts at ambient temperature with exceptional wear resistance – thus the name. Tool steels have high hardness and can maintain high hardness and red hardness at high temperatures, as well as high wear resistance and appropriate toughness.
Features
- A very hard material so that it may be machined or formed for use
- After machining, the material is heat treated again to increase toughness and strength.
- High strength, impact toughness and wear resistance
- Used in temperatures lower than 400°F / 200°C.
- Retain those properties in environments of 1000°F / 540°C.
- Available for Cold-work, Hot-work, and High-speed processing.
And more…
Metal Machining Capabilities
GY offers a state-of-the-art metal CNC service, guaranteeing consistent quality and fast turnaround times. Sophisticated 3-, 4- and 5-axis CNC machines can produce high-quality end parts with complex geometries. We have over 32 milling and turning machines, so capacity is always available, and prices are always competitive. Our capabilities allow us to fulfill orders with a low volume of CNC machined plastic parts and more complex plastic CNC machining.
Our CNC machinists use the latest software technology to program our CNC machines to execute your designs. This enables the production of your machined plastics parts:
- With very small or large dimensions
- In complex geometries
- With narrow tolerances
- While at the same time maintaining a high degree of surface quality
Work with us to access our vast CNC metal machining supply chain today.
Wide Range of Machining Services
Completed operations include milling, slotting, drilling, tapping, counterboring, chamfering, threading, knurling, brazing, grooving, trimming, and nickel plating.
CNC Milling
CNC milling is a subtractive process that uses 3-, 4-, & 5-axis milling machines with various cutting tools to remove materials from solid plastic and metal blocks into final parts with different geometries.
CNC Turning
CNC turning is a more efficient method of manufacturing round-shaped components from plastic and metal bars or tubes, such as shafts and worms. Combined with live tooling, milled geometries can be done in the meantime.
Tolerances For CNC Metal Machining
| Process | Tolerance(mm） |
| CNC Milling | ±0.005(metal) |
| CNC Turning | ±0.005(metal) |
| CNC Grinding | ±0.005(metal) |
| The Best Surface Finishing | Ra0.1 |
GY Custom CNC Metal Machining Pros
Fast and Reliable Delivery
Iterate part designs quickly and accelerate product development with quick-turn parts.
Precise and High Variety Capabilities
We produce complex parts and components with multi-axis machines and difficult-to-machine metals.
Industry-Leading Quality Assurance Program
We manufacture products with tolerances as low as +/-.0001,” and surface finishes as fine as 2.2 microinches.
Competitively Priced
We offer competitive cheap pricing for the highest quality products.
What Makes Us Different?
At GY, we are ISO 9001: 2015 certified fabricators. By partnering with us for their plastic machining needs, our customers benefit from our:
- Over 12 years of experience in plastic manufacturing
- Knowledge of specialized fields, including the biomedical pharmaceutical, and semiconductor industries
- 30,000-square-foot fabrication facility
- OEM manufacturing capabilities
These characteristics allow us to meet some of the most difficult design challenges while forming lasting relationships with our industry clients.
Additional Processing Services
Our one-stop solution provides assembling, packaging, inspecting, and other services, to save your time and cost. You will get the finished products in one place. Cost? No extra service cost.
Assembly Line
Inspecting
Packing
Why Choose US?
Working with market leaders in the On-demand manufacturing industry, without the busyness and risk.
No MOQ
We respect your project, no matter how the scale of it, to help you achieve it to make it come true. We will supply different solutions to make you satisfied.
Low Cost
After 12 years of the plastic machining industry, GY has come up with high-quality products at cheap rates, no matter it is a big project or a small one. not just cheap, but worthable.
Fast delivery
We have 35 CNC milling and tuning machines, with a whole production process, including two assembly lines, which takes your project from design to delivery faster than your competitors.
Experienced Engineers
High Precision
We support a high precision on special plastic parts as your requested, tolerance can be reached up to ±0.05mm, like wheels, medical devices, and robots.
Wide Range of Finishes
We can offer a wide range of coatings, engarving, and finishes for your parts depending on your project requirements.
Quality is Our Top Priority
Ternary measuring instrument refers to a three coordinate measuring machine, it refers to a hexahedral space range and can show the geometric shape, length and circumference indexing, and other measuring ability of the instrument, also known as a three coordinate measuring instrument or three coordinate measuring bed.
We strictly abide by the policy of quality first, users first. We use advanced production technologies and strict control systems to ensure high quality. We attach great importance to the training of talents and the management of the staff.
We sincerely hope to establish and develop long-term, stable, cooperative relations with you, offering the most considerate service. Contact us now!
Metal Machining Service– The Ultimate FAQ Guide
Are you searching for customized metal parts that is easy to machine and does not require much effort and time?
GY CNC Machining can be the best solution for these concerns. In our guide below, we have put together the most useful knowledge, with the help of our experts.
So, let’s get started!
Get A Quick Quote
We always insist on high quality and cost-effective products, contact us today to get an accurate quotation.
Table of Contents
What are the three types of machining processes?
The three main machining processes are milling, drilling, and grinding. Other operations falling into miscellaneous categories include shaping, planning, boring, broaching, and sawing. Now I will just introduce three main processes.
Milling
Milling is a common machining process, also known as cutting. It involves the removal of metal by using a rotating cutter. The cutter is mounted on a spindle attached to a motor. The cutter is fed with a workpiece and rotates at high speed. The cutter removes metal by forcing it against the workpiece.
Milling uses various materials, ranging from metals to plastics. Milling is used to removing metal from the workpiece.
Drilling
Drilling is an operation where a hole or opening is drilled into a workpiece. Drills usually consist of a drill stem fastened to a drill chuck or a drum chuck. The drill stem rotates when the drill chuck is tightened. The drill stem is usually made of hardened steel.
The drill bits are fastened to the drill stem and the drill stem. Drill bits can be of various shapes and are used to drill holes in various materials, including wood, plastic, and metals.
Drilling is a less expensive machining process compared to milling. Drilling can also be used to machine metal.
Grinding
Grinding is a machining process where hard materials are reduced to a finer level. Grinding is often performed on machine metal.
Grinding is a powdering or rubbing process. Grinding machines use grinding wheels, which consist of diamond or silicon carbide abrasive particles, as cutting material. These abrasive particles are fed to them by grinding wheels. The wheels consist of segments, which are bonded together by resin. The wheels rotate at a relatively high speed. As the wheel rotates, it feeds the abrasive particles to the workpiece.
The abrasive particles from the wheel are forced against the workpiece and grind it. The grinding process continues until the particles wear out.
What is the purpose of machining?
Machining can produce identical or nearly identical parts produced by casting or forging. Machining can also produce parts with intricate design features that would not be possible to produce through casting or forging. These parts are often needed for products that incorporate additions like electronics, sensors, or sensors.
The manufacturing industry uses machining to create the parts used to assemble the products. Machining can also be used to create parts that are used to test or inspect products.
When do you need machining work?
- Machining is used for making small or intricate parts.
- Machining can replace some processes, such as welding.
- Machining is used to make a variety of parts. Some common parts machined are gears, bolts, or bearings.
What are the best metals for accurate metal machining?
Accurate metal machining is best achieved with materials that are suited to CNC machining.
Because although it is possible to accurately machine even the toughest metals and alloys, some hard-to-machine materials can negatively affect machining accuracy.
The machinability of a metal refers to how easily a cutting tool can cut through it. Highly machinable metals can be cut quickly at low power, producing a high-quality surface finish without causing significant wear to the cutting tool.
Some highly machinable metals include:
- Aluminum 6061
- Aluminum 7075
- Aluminum 2024
- Stainless steel 303
- Stainless steel 304
- Brass C35300
- Titanium Gr5 Ti-6Al-4V
In theory, a good CNC machine should still be able to cut a hard-to-machine metal, though it will require more time and power consumption.
But these hard-to-machine metals can have an indirect negative effect on accuracy.
Non-machinable metals can dramatically increase tool wear, and dull tools can reduce both the accuracy and precision of the machine.
Additionally, most customers want to find a good balance between speed and accuracy. If accurate metal machining demands extremely low cutting speeds because the metal is hard to machine, the project may not be worth the trouble.
A Brief Introduction of Placing an Order
It’s easy to work with us!
1. Submit 2D/3D drawings to us or an image with dimensions.
2. Make a quote for you.
3. We proceed to make samples.
3. You confirm the order after confirming the samples.
4. Start production.
5. Arrange the shipment after packing well.
6. You receive the goods and give us feedback.