{"id":3922,"date":"2025-02-26T08:46:58","date_gmt":"2025-02-26T08:46:58","guid":{"rendered":"https:\/\/jstindustry.com\/?page_id=3922"},"modified":"2026-02-11T13:46:48","modified_gmt":"2026-02-11T05:46:48","slug":"cnc-milling-service","status":"publish","type":"page","link":"https:\/\/www.jstindustry.com\/ja\/cnc-milling-service.html","title":{"rendered":"CNC\u30d5\u30e9\u30a4\u30b9\u52a0\u5de5\u30b5\u30fc\u30d3\u30b9"},"content":{"rendered":"\t\t
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CNC Milling Service<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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JST provides customers with high precision and high efficiency customized CNC Milling machining solutions.<\/div><\/div><\/div><\/div>
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What is CNC Milling?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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CNC Milling is a advanced subtractive manufacturing process that utilizes computerized controls and rotating multi-point cutting tools to precisely remove material from a workpiece, transforming it into custom-designed parts and components. At JST Industry, our precision CNC milling service goes beyond basic machining. We operate a extensive fleet of state-of-the-art multi-axis CNC milling centers, coupled with rigorous quality control protocols. This enables us to produce highly complex geometries, intricate features, and tight-tolerance parts with exceptional repeatability. From rapid prototyping to high-volume production runs, our CNC milling solutions are engineered to deliver unmatched dimensional accuracy, superior surface finishes, and optimal functionality for your most critical applications across industries such as aerospace, automotive, robotics, and medical technology.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Main CNC Milling Materials<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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Aluminum Alloys<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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CNC Milling Services can accurately machine aluminum alloys, such as those used in aerospace, automotive, and electronics for part manufacturing. We can perform precision milling according to the customer’s design requirements, as well as the requirements for part accuracy and surface quality.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Steel<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Different types of steel, such as stainless steel, carbon steel, alloy steel, etc., can also be processed by CNC milling. These steels are commonly used in machine parts, automotive parts, tools and other fields. Our milling services ensure that the dimensional accuracy and surface quality of the steel parts meet the customer’s requirements.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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CNC milling services can also be used to process copper, which is commonly used in the manufacture of parts for electrical, electronic, and telecommunications applications. We can ensure the accuracy and surface quality of copper parts through precision milling to meet customer requirements.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Titanium Alloys<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Titanium alloys have excellent properties and are commonly used in aerospace, medical devices and other fields. Our CNC milling services can perform precision machining on titanium alloys to produce high-quality parts that meet our customers’ strict requirements for accuracy and quality.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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ABS, Nylon, Polyamide, etc.<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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These plastic materials are commonly used for modeling, appliance housings, bearings, gears, and other parts. Our CNC milling services can accurately machine these plastic materials to produce parts with complex shapes and high precision requirements.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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All CNC Milling Materials Parameter<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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No.<\/b><\/th>Material<\/b><\/th>Description<\/b><\/th>\n<\/tr>\n<\/thead>\n
1<\/td>1018 Steel<\/td>General purpope 1018 steel is the most prominent of the carbon steels. The low carbon content makes this steel ductile and suitable for forming and welding.<\/td>\n<\/tr>\n
2<\/td>Alloy Steel 4140<\/td>Additional chromium makes this steel corrosion and fracture resistant.<\/td>\n<\/tr>\n
3<\/td>Aluminum 2024-T3<\/td>2024 aluminum is used when a high strength-to-weight ratio is required, such as for gears, shafts and fasteners. It is nonmagnetic and heat treatable.<\/td>\n<\/tr>\n
4<\/td>Aluminum 5052<\/td>Corrosion resistant aluminum frequently used in sheet metal applications.<\/td>\n<\/tr>\n
5<\/td>Aluminum 6061-T6<\/td>Aluminum 6061 is easily machined and lightweight, perfect for prototypes, military and aerospace applications.<\/td>\n<\/tr>\n
6<\/td>Aluminum 6063-T5<\/td>Commonly used outdoors as architectural trim, railings, and door frames, 6063 aluminum has better machinability than 3003. It is nonmagnetic and heat treatable.<\/td>\n<\/tr>\n
7<\/td>Aluminum 7075-T6<\/td>Harder and higher strength aluminum alloy good for high-stress parts.<\/td>\n<\/tr>\n
8<\/td>ASTM A36<\/td>General purpose, hot rolled steel plate. Great for structural and industrial applications.<\/td>\n<\/tr>\n
9<\/td>Brass C360<\/td>A highly machinable brass. Great for prototyping gears, fittings, valves and screws.<\/td>\n<\/tr>\n
10<\/td>Copper 101<\/td>Commonly known as Oxygen-Free Copper, this alloy is great for electrical conductivity.<\/td>\n<\/tr>\n
11<\/td>Stainless Stee 17-4<\/td>A high strengh, corrosion resistant stainless alloy. Easily heat treatable. Typically used in medical equipment.<\/td>\n<\/tr>\n
12<\/td>Stainless Steel 303<\/td>A machinable, corrosion-resistant material.<\/td>\n<\/tr>\n
13<\/td>Stainless Steel 304<\/td>A machinable, corrosion-resistant material.<\/td>\n<\/tr>\n
14<\/td>Stainless Steel 420<\/td>Contains more carbon than stainless 410 to give it increased hardness and strength when heat treated. Offers mild corrosion resistance, high heat resistance, and improved strength.<\/td>\n<\/tr>\n
15<\/td>Titanium Grade 2<\/td>High strength, low weight, and high thermal conductivity. Ideal for applications in the aerospace and automotive industries.<\/td>\n<\/tr>\n
16<\/td>Zinc Sheet Alloy 500<\/td>Continuous-cast alloy. Has good electrical conductivity and is highly resistant to corrosion. This alloy is readily treatable for painting, plating and anodizing.<\/td>\n<\/tr>\n
17<\/td>Acetal (White\/Black)<\/td>Acetal resin with good moisture resistance, high wear-resistance, and low friction.<\/td>\n<\/tr>\n
18<\/td>Acrylic (PMMA)<\/td>A clear glass-like plastic. Good wear and tear properties. Great for outdoor use.<\/td>\n<\/tr>\n
19<\/td>Black ABS<\/td>High strength engineering plastic, used for many commercial products.<\/td>\n<\/tr>\n
20<\/td>Nylon 6\/6<\/td>Offers increased mechanical strength, rigidity, good stability under heat and\/or chemical resistance.<\/td>\n<\/tr>\n
21<\/td>PEEK<\/td>Offering excellent tensile strength, PEEK is often used as a lightweight substitute for metal parts in high-temperature, high-stress applications. PEEK resists chemicals, wear and moisture.<\/td>\n<\/tr>\n
22<\/td>Polycarbonate (PC)<\/td>A clear or colored, light-weight, glass-like plastic than can be machined.<\/td>\n<\/tr>\n
23<\/td>PTFE (Teflon)<\/td>This material surpasses most plastics when it comes to chemical resistance and performance in extreme temperatures. It resists most solvents and is an excellent electrical insulator.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t\t\t<\/div>\n\t\t\t\t
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Surface Finishes for CNC Milling Parts<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\"As-Machined\"<\/figure>

As-Machined<\/h3>

Default surface from CNC; visible tool marks; roughness set by tool & parameters\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Smooth\"<\/figure>

Smooth<\/h3>

Abrasive tools\/media remove top layer, reducing roughness & imperfections\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Bead<\/figure>

Bead Blasting<\/h3>

Fine glass beads\/media create smooth matte\/satin finish; removes tool marks\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Anodizing\"<\/figure>

Anodizing<\/h3>

Electrochemical thickening of natural Al oxide; clear or dyed; adds corrosion resistance\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\"Polishing\"<\/figure>

Polishing<\/h3>

Mechanical removal of material to create smooth\/glossy or mirror-like surface\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Powder<\/figure>

Powder Coating<\/h3>

Dry powder applied electrostatically & cured; durable, uniform, protective layer\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Brushing\"<\/figure>

Brushing<\/h3>

Abrasive belts\/brushes produce uniform directional texture; satin\/matte look\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Electroplating\"<\/figure>

Electroplating<\/h3>

Blast with fine glass beads\/media, removes tool marks & surface imperfections; mooth, matte, satin finish<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\"Passivation\"<\/figure>

Passivation<\/h3>

Chemical treatment for stainless\/metals; removes free iron, enhances corrosion resistance\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Heat<\/figure>

Heat Treating<\/h3>

Heating & cooling to alter hardness\/strength\/toughness; hardens outer layer\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Electropolishing\"<\/figure>

Electropolishing<\/h3>

Electrochemical removal smoothes & brightens; high-gloss, reflective; improves corrosion res.\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Chromating\"<\/figure>

Chromating<\/h3>

Chemical conversion coating on Al; provides corrosion resistance & paint primer\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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\"Sandblasting\"<\/figure>

Sandblasting<\/h3>

Abrasive media (sand, Al\u2082O\u2083, etc.) cleans\/textures; rougher than bead blasting\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Tumbling\"<\/figure>

Tumbling<\/h3>

Vibratory finishing with abrasive media; polishes, deburrs, smooths complex\/small parts\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Laser<\/figure>

Laser Engraving<\/h3>

Laser beam etches permanent markings (logos, text, serial numbers); no overall finish change\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\"Black<\/figure>

Black Oxide<\/h3>

Chemical coating on steel yields black matte finish; moderate corrosion & glare reduction\n<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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CNC Milling Standards & Tolerances<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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As a professional CNC milling service provider, JST is committed to delivering unmatched precision through our advanced machine tools and rigorous process controls. Our capability to hold tight tolerances and produce superior surface finishes is foundational to our service.<\/p>

1. Machine Tool Accuracy: The Foundation of Precision<\/strong>
The performance of our CNC milling centers directly enables our precision standards. Key capabilities include:<\/p>

\u221a Positioning Accuracy:<\/strong>\u00a0Our machines achieve\u00a0micron-level<\/strong>\u00a0positioning accuracy. This allows the cutting tool to be moved to the exact programmed coordinates on the workpiece, ensuring the foundational dimensional accuracy of every feature.<\/p>

\u221a Repeatable Positioning Accuracy:<\/strong>\u00a0We maintain exceptional repeatability, typically within\u00a0tens of microns<\/strong>. This ensures that across multiple workpieces or setups, the machine returns to the same precise position, guaranteeing\u00a0consistency and stability<\/strong>\u00a0throughout your production run.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Turning Area<\/th>Dimension<\/th>Tolerance<\/th>\n<\/tr>\n<\/thead>\n
Hole<\/td>0.5-3 mm<\/td>+\/-0.02 mm<\/td>\n<\/tr>\n
Hole<\/td>3-6 mm<\/td>+\/-0.02 mm<\/td>\n<\/tr>\n
Hole<\/td>6-30 mm<\/td>+\/-0.05 mm<\/td>\n<\/tr>\n
Hole<\/td>30-120 mm<\/td>+\/-0.05 mm<\/td>\n<\/tr>\n
Geometric tolerances<\/td>0.5-3 mm<\/td>+\/-0.02 mm<\/td>\n<\/tr>\n
Geometric tolerances<\/td>3-6 mm<\/td>+\/-0.02 mm<\/td>\n<\/tr>\n
Geometric tolerances<\/td>6-30 mm<\/td>+\/-0.03 mm<\/td>\n<\/tr>\n
Geometric tolerances<\/td>30-120 mm<\/td>+\/-0.05 mm<\/td>\n<\/tr>\n
Geometric tolerances<\/td>120-400 mm<\/td>+\/-0.05 mm<\/td>\n<\/tr>\n
Geometric tolerances<\/td>400-1000 mm<\/td>+\/-0.10 mm<\/td>\n<\/tr>\n
Angle<\/td>0-50 mm<\/td>+\/-30'<\/td>\n<\/tr>\n
Angle<\/td>50-400 mm<\/td>+\/-15'<\/td>\n<\/tr>\n
Angle<\/td>Over 400 mm<\/td>+\/-5'<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\t\t\t\t<\/div>\n\t\t\t\t
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2. Superior Surface Finish Capability<\/strong>
We integrate\u00a0high-speed spindles\u00a0with\u00a0premium-grade cutting tools\u00a0to execute optimized machining strategies.<\/p>

This combination enables smooth, high-efficiency cutting that produces excellent surface quality directly from the machine, often reducing the need for and cost of secondary finishing operations.<\/p>

3. Controlled Process for Guaranteed Outcomes<\/strong>
Precision is sustained through meticulous control of every machining parameter. Our engineering team optimizes and monitors\u00a0cutting speed, feed rate, depth of cut, and tool paths\u00a0using advanced CAM software.<\/p>

By coupling the inherent precision of our equipment with data-driven process control, we ensure your specifications are met\u2014whether for complex geometries or parts requiring extremely tight dimensional tolerances.<\/p>

We engineer precision into every part, transforming your designs into accurately machined components.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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CNC Milling Parts We Can Process<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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As a processing company with many years of CNC milling\u00a0service experience, JST is proud to display the CNC milling\u00a0parts and samples of various materials that we have produced. Our technical team and advanced equipment ensure that we can process a variety of materials, including but not limited to:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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JST Industry specializes in machining a diverse spectrum of materials and part complexities. Our expertise ensures optimal results for your specific project requirements.<\/p>

Precision CNC Milled Components<\/strong>
We excel in manufacturing high-tolerance, precision CNC milled parts for a wide array of applications, including complex mechanical assemblies, sensitive electronic enclosures, and sophisticated optical device components. Our comprehensive machine shop is equipped to handle your specific needs, from custom one-off prototypes to full-scale production orders. Supported by advanced coordinate measuring machines (CMM) and precision measuring equipment, we guarantee that every part meets stringent specifications for dimensional accuracy and surface quality, ensuring perfect fit and function.<\/p>

CNC Milling Aluminum Alloy Parts<\/strong>
Aluminum alloys, favored for their excellent strength-to-weight ratio and machinability, are ideal for aerospace, automotive, and consumer electronics. JST possesses deep expertise in the efficient and precise machining of aluminum parts. We strategically select high-performance tooling and optimize cutting parameters\u2014such as speed, feed, and coolant application\u2014to prevent galling, achieve impeccable surface finishes, and maintain structural integrity, all while maximizing production efficiency.<\/p>

CNC Milling Stainless Steel Parts<\/strong>
Stainless steel, known for its exceptional corrosion resistance, durability, and mechanical strength, is a mainstay in medical, marine, and food processing equipment. Machining this tough material requires specialized knowledge. JST leverages advanced machining strategies and premium-grade tooling to effectively manage stainless steel’s work-hardening tendencies and high cutting forces. Our process ensures the production of durable, high-precision parts with excellent surface finish and minimal distortion, meeting the demanding standards of critical applications.<\/p>

CNC Turn-Milled Complex Parts<\/strong>
For parts requiring combined features best produced by both turning and milling operations, our CNC turning-milling compound machining services offer an integrated solution. This advanced approach allows complete machining of complex parts\u2014like those with off-center holes, flats, or contoured surfaces\u2014in a single setup on our multi-tasking mill-turn centers. This significantly enhances accuracy by reducing re-fixturing errors, improves consistency, and shortens overall lead times. JST’s experienced technical team programs and operates this advanced equipment to deliver complex, high-precision components from bar stock or blanks with optimal efficiency.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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CNC Milling Parts Samples<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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