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Precision CNC Machining of PMMA and POM Parts by Leading China Suppliers and Factory for Complex Designs

Creatingtec is a leading manufacturer and supplier in China specializing in the development and fabrication of complex CNC machined metal and plastic parts. Our expertise includes precision machining of titanium alloy components, such as titanium alloy shafts, industrial valve housings, and intricate aluminum frames. These parts are characterized by their sophisticated designs and construction techniques. Explore our case studies to discover our titanium alloy machining processes and see how our factory delivers high-quality solutions tailored to your specific needs

    Project Description

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    ProjectPOM Valve Body CNC Machining
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    PartsCustom PMMA Connector, PMMA Filter, POM Valve Body
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    MaterialPMMA and POM Material
    FinishingPMMA Under Transparency
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    Machining Process5-Axis CNC Machining, CNC Lathe
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    Parts SizeBiggest Body: 350×125×55 mm
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    Order Quantity50 Sets
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    Lead Time12 Days

    The Most Challenge Is What POM Valve Body Parts CNC Machining Manufacturing?

    Both PC base and POM valve body need to be assembled with other parts and electronic devices, making the whole hole circulate. The whole device is suitable for medical devices, under environmental protection, with rigidity and insulative properties. Most of the time, we have to consider injection molding for them; however, when we have verified rapid prototype and low-volume production, we have to consider vacuum casting and CNC milling processes to save time and cost.

    ⚠️ Key Machining Challenge: The big valve body has more runners, including straight and inclined holes. POM material is very easy to deform. The up and down six holes are not in a straight line, and all holes need to be connected. The upper hole size is 8mm, the lower hole size is 6mm, and there are 6 inclined holes. We have to rotate 5 different locations for machining them.

    🏭 Production Capability

    • Production for PMMA connector parts CNC machining & POM Valve Body parts CNC machined
    • Own high precision 5-axis CNC machining center and CNC lathe (±0.02mm tolerance)
    • 5 sets of 5-axis CNC machining centers and 20 sets of CNC milling & turning
    • Secondary finishing processes: anodizing, powder coating, painting, Alodine, PTFE coating, etc.

    How to Develop and Machine the Complex POM Valve Body Parts?

    All medical parts require raw materials that must comply with ROHS and FDA certification. Some electronic medical devices require PC or POM material to machine their components due to parts' weight and material performance being better than metal material.

    All plastic materials are from PMMA and POM, with a few materials from 6082 aluminum.

    🔧 Step-by-Step Development Process

    1. Use 3D printing to test and verify the feature for the CNC machining process.
    2. Use 3D program simulation of the machining process to reduce risk.
    3. Set up the after-machining process including polishing and cleaning up.
    4. Set up a good machining process and inspection standard.

    Customer's Feedback For Our Precision POM Valve Body CNC Machining Process

    Below are the customer's feedback and comments on our services. We have helped him to realize the whole product design and production. We own digital technology and experience to achieve more challenges even in some seemingly impossible cases. We will do the next low-volume production, and we believe that this will be more perfect and smooth.

    Creatingtec is focused on rapid manufacturing, prototype, and low-volume production services for various industries. Today, we have completed this POM Valve Body parts CNC machining. Of course, we also can help you to develop and manufacture other materials ranging from PEEK, PC, Nylon plastic material to aluminum metal materials, to do cost reduction and production solutions — making us your one-stop manufacturer.

    Precision PMMA
    ❓ Frequently Asked Questions (FAQ)
    Q
    What materials are used for POM Valve Body CNC machining?
    The primary materials used are PMMA (acrylic) and POM (polyoxymethylene / Delrin). In some cases, 6082 aluminum is also used. All materials comply with ROHS and FDA certification requirements, making them suitable for medical device applications.
    Q
    What is the machining tolerance for POM Valve Body parts?
    Our high-precision 5-axis CNC machining centers and CNC lathes achieve a tolerance of ±0.02mm, ensuring tight dimensional accuracy required for medical and industrial applications.
    Q
    Why is POM considered a challenging material for CNC machining?
    POM is prone to deformation during machining, especially when creating complex internal runners and inclined holes. The valve body requires connecting multiple holes of different sizes (8mm upper, 6mm lower, and 6 inclined holes) across 5 different rotational positions, making it particularly demanding.
    Q
    What is the typical lead time for POM Valve Body CNC machining orders?
    For a standard order of 50 sets, the lead time is approximately 12 days. Lead time may vary depending on the complexity of the parts, quantity, and finishing requirements. Please contact us for a precise quote and timeline.
    Q
    What finishing options are available for CNC machined plastic parts?
    We offer a range of secondary finishing processes including anodizing, powder coating, painting, Alodine, PTFE coating, polishing, and cleaning. For PMMA parts, transparency finishing is also available to achieve optical clarity.
    Q
    Can you handle both rapid prototyping and low-volume production for plastic CNC parts?
    Yes. We specialize in rapid prototyping, vacuum casting, and low-volume production. For verification and testing, we use 3D printing to validate designs before committing to CNC machining, reducing risk and cost. We support materials including PMMA, POM, PEEK, PC, Nylon, and aluminum alloys.

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