Precision Machined Parts

As a professional CNC machined parts China manufacturer, KLARM offers a vast array of high-quality machined parts to industries worldwide. Backed by advanced technology, a skilled workforce, and competitive pricing, we have earned a reputation for reliability and innovation. We cater to diverse industrial needs, ranging from intricate prototyping to large-scale mass production, with an unwavering commitment to delivering precision and quality. 

Equipped with state-of-the-art facilities and cutting-edge CNC technologies, including multi-axis machining centers, precision grinders, and advanced automated inspection systems, allowing us to produce parts with exceptional accuracy and consistency.

We offer highly cost-effective solutions, leveraging the advantages of lower labor costs, efficient & streamlined production processes, and economies of scale to provide exceptional value to our clients. Backed by well-established and robust supply chains, along with extensive high-capacity production facilities, we are equipped to fulfill orders with remarkable speed and precision. 

cnc machined parts in china
cnc machining parts in china
precision machined parts in china
precision machining parts in china
Chinese precision cnc machined parts

Material Options

  • Aluminum: 2021, 5052, 6061, 6063, 6082, 7075, etc.
  • Stainless Steel: 303, 304, 304L, 316, 316L, etc.
  • Tool Steel: W1, A2, D2, H12, M2, T1, H13, S7, etc.
  • Carbon Steel: 1018, 1020, A36, 4140, 1144, 1080, etc.
  • Brass: C230, C240, C260, C270, C272, etc.
  • Copper: C101, C102, C110, C145, etc.
  • Special Alloys: Inconel, Titanium, Magnesium, Molybdenum, Kovar, Invar, Mocu, etc.
  • Plastics: ABS, PMMA (Acrylic ), PA (Nylon), PTFE (Teflon), PVC, HDPE, PAI, POM, PC, PET, PEEK, PEI, etc.
  • Carbon Fiber: Prepreg Fiber, Dry Fiber, Chopped Fiber, etc.
Inquiry for more options
Chinese cnc machining parts

Finishing Options

  • Anodizing : in different colors
  • Powder Coating: in different colors
  • Plating: Chrome, Nickel, Gold, or Silver
  • Hardening: in different hardness
  • Painting: in different colors
  • Diamond-like Carbon Coating
  • Titanium Nitride (TiN) Coating
  • Chemical Conversion Coating
  • Teflon Coating
  • Passivation
  • Sandblasting
  • Black Oxide
  • Polishing

The material choice greatly affects the performance and machinability of the part. Consider the following factors when selecting materials: Mechanical Properties: Strength, hardness, corrosion resistance, and thermal conductivity based on the application. Machinability: Ease of cutting, shaping, and finishing the material. Common materials: brass, aluminum, stainless steel, titanium, PEEK, ABS, and polycarbonate are commonly used for precision parts.

Precision CNC machining requires selecting the right machine based on the complexity and requirements of the part. Common types of CNC machines include: 3-Axis Machines: Ideal for basic geometries and less complex parts. 5-Axis CNC Machines: capable of milling intricate features and complex geometries in a single setup. Lathe Machines: Used for cylindrical parts requiring turning operations. Swiss Machines: Suitable for small, precision parts in industries.

CNC machined parts China factories translate CAD model into a machine-readable format using CAM software like Mastercam or Autodesk Fusion 360. This step involves: Toolpath generation: Define cutting paths, tool changes and machining strategies. Cutting parameters: specify feed rates, spindle speeds, and depth of cut based on material and desired precision. Simulation: Run a virtual simulation to verify toolpath and ensure collision-free machining.

Before machining begins, set up CNC machine for optimal performance: Install Tools: Load the appropriate cutting tools, such as end mills, drills, and taps, based on the operations required. Secure Workpiece: Use a vise, fixture, or chuck to hold the raw material firmly in place. Calibrate Machine: Perform tool calibration and zero-point setup to ensure accuracy. Inspect Machine and Environment: To maximize precision and performance, inspect the machine before starting

With the setup complete, the CNC machine executes the programmed operations to create the part. Typical machining operations include: Milling: Removing material to create complex geometries, pockets & slots. Turning: Rotating the workpiece to shape cylindrical feature. Drilling & tapping: Creating holes and threads with high precision. Contour Cutting: Achieving smooth curves and intricate details. Two operations may be combined in a single setup sometimes.

After machining, quality control is essential to ensure the part meets specifications. Use the following inspection tools and techniques: CMM: For precise measurement of dimensions and geometries. Calipers and Micrometers: For quick checks of key dimensions. Surface Finish Tests: Assessing roughness & finish quality using profilometers or visual inspection. Inspection ensures that the part complies with tight tolerances and quality requirements. 

Depending on the milling application, additional post-processing steps may be required to enhance the part’s performance: Deburring: Removing sharp edges, burrs & imperfections to ensure smooth surfaces. Surface Treatments: Applying finishes like electroplating, anodizing, and powder coating for corrosion resistance or improved appearance. Heat Treatment: strengthening the material through processes like hardening, Tempering or annealing.

Test-fitting is critical to produce precision CNC machined parts that are part of larger assemblies. By verifying alignment, functionality, & compatibility, this process ensures that the parts integrate seamlessly into their intended systems. Through careful planning, accurate inspection, and advanced testing tools, producer can identify and resolve potential issues early, delivering high-quality, reliable components that meet exacting standards. 

Best suggestions for Precision CNC Machined Parts China companies: Use premium cutting tools to achieve better finishes and longer tool life. Maintain the CNC Machine: Regular maintenance ensures consistent performance and precision. Monitor Environmental Factors: Temperature and humidity can affect machining tolerances, especially for high-precision parts. Use robotic systems or automated workflows to enhance efficiency and repeatability.

CNC machined parts China producers create a design that ensures optimal machining outcomes. Use software to create detailed 3D model of the part, specifying all dimensions, tolerances, and features. Optimize the design to reduce machining complexity and costs. Consider aspects like avoiding overly intricate features, ensuring sufficient wall thickness, and using standard sizes for holes and threads. Clearly define the tolerances and surface finish requirements. 

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