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Author Archives: Paul Cedrone

  1. Key Considerations in Plastic Machining

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    Key Considerations in Plastic Machining

    Plastic machining is a versatile manufacturing process for creating a wide range of products and components. It is efficient and cost-effective, offering precise dimensions, tight tolerances, and smooth finishes.

    This process typically involves cutting, drilling, and shaping plastic using specialized tools and equipment. It can be done through various methods, such as CNC machining, injection molding, or thermoforming.

    While this manufacturing method applies to various industries and applications, it is crucial to pay attention to several factors to ensure compatibility and accuracy. Consider the following when sourcing plastic machined components:

    Plastic Type

    Different types of plastic have unique properties that can affect their machinability and outcome. Thus, it’s important to consider the characteristics of the plastic when designing the product and selecting the appropriate machining method. This ensures that the product meets the desired specifications and performs as intended.

    Common plastic materials used in machining include:

    • Ultem
    • Polyethylene (PE)
    • Ertalyte PETP
    • Polycarbonate (PC)
    • Polyvinyl Chloride (PVC)
    • Acrylonitrile Butadiene Styrene (ABS)
    • Delrin (Polyoxymethylene or POM)
    • Nylon (Polyamide or PA)
    • Polyetheretherketone (PEEK)

    Machining Process

    Plastic machining encompasses various techniques, depending on the type of plastic material, the complexity of the design, and the desired end product. For example, computer Numerical Control (CNC) machining involves using computer-controlled machines to cut, shape, and form plastic materials with high precision. Thus, CNC machines can produce complex geometries and tight tolerances, making them ideal for creating intricate plastic parts.

    Thermal Regulation

    Plastics have lower melting points than metals, making proper thermal regulation crucial during plastic machining. Controlling the temperature using coolants, such as air or liquid, is essential to prevent overheating or melting of the plastic material. This helps maintain dimensional stability, prevent warping or distortion, and ensure the quality of the final product.

    Process Support

    As plastics are less rigid than metals, additional support structures during machining operations, such as fixtures, clamps, or jigs. This extra support is important to minimize vibrations and reduce the risk of damage to the plastic part.

    Finishing Options

    Finishing processes, such as annealing, polishing, and coating, can enhance machined plastic parts’ functional and aesthetic properties. Annealing relieves internal stresses and improves mechanical properties, polishing achieves a smooth surface finish, and coating provides protection, aesthetics, or functionality to the plastic part.

    Overall Design and Specification Requirements

    The product’s complexity level requires careful consideration of all aspects of the design and requirements. If not, it can result in various problems, such as incorrect specifications, inappropriate dimensions, or incompatible materials. As a result, it can lead to the product failing to function as intended and needing costly rework or redesign.

    Transform Your Plastic Machining Operations With Advanced Industrial

    As a premier distributor and fabricator of high-performance plastics, Advanced Industrial excels in creating intricate and precise CNC-machined components for various applications! Our modern facility and skilled technicians allow us to take on projects of any size and complexity, delivering tailored and top-notch products that match your specifications.

    Don’t settle for mediocre plastic components; work with Advanced Industrial to experience the benefits of our service! Contact us today for your plastic machining needs.

  2. 3D Prototyping vs. PEEK Machining

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    3D Prototyping vs. PEEK Machining

    3D prototyping and PEEK machining have revolutionized manufacturing by enabling manufacturers to create complex geometries and custom parts, creating more remarkable designs and production flexibility. This ability to quickly test and refine prototypes before committing to full-scale production has become vital to product development. It has allowed companies to reduce costs and bring products to market faster. Thus, these techniques have become essential in various industries, from aerospace and medical to automotive and consumer goods.

    This article will compare these two methods based on various factors. We will also discuss the importance of functional prototype testing and how it identifies design flaws, reducing the risk of failure during mass production.

    Comparing 3D Prototyping and PEEK Machining

    Additive manufacturing and PEEK engineering are popular manufacturing methods used in various industries to produce high-quality parts. Below is a comparison of the two methods based on several factors:

    • Turnaround time: Compared to PEEK engineering, 3D printing is faster because it doesn’t involve making specialized tooling.
    • Ability to handle complex geometries: Stereolithography can create intricate shapes and geometries that PEEK prototyping cannot achieve due to its limitations in shape complexity.
    • Meeting product specifications: 3D prototyping and PEEK machining can meet precise specifications. However, fused deposition modeling offers more design freedom, especially when creating complex parts.
    • Pricing: Compared to rapid prototyping, PEEK fabrication is usually more expensive, particularly for smaller production batches.
    • Material options: 3D manufacturing provides a broader range than PEEK fabrication since the latter is typically restricted to PEEK and a few other high-performance plastics.
    • Surface finish: Compared to 3D printing, PEEK engineering offers a superior surface finish without extra post-processing steps.
    • Design flexibility: Engineers can easily and quickly make changes using stereolithography.
    • Production volume and application: PEEK CNC machining is the better option for producing many parts. However, additive manufacturing can be a more suitable choice for low to medium-volume production runs and prototyping.
    • Dimensional accuracy: Stereolithography and PEEK fabrication are both effective methods for achieving high dimensional accuracy. Still, precision tools make PEEK prototyping generally more accurate than 3D printing.

    Functional Prototype Testing

    Testing a functional prototype is an essential part of the product development process. It involves assessing the prototype to ensure it meets the requirements and functions as intended. This can help identify design flaws, enhance the product’s performance, and decrease the likelihood of failure during mass production.

    Both 3D prototyping and PEEK engineering can aid in functional prototype testing. Stereolithography allows for the creation of a physical model quickly, which can be tested for fit and function. Conversely, PEEK fabrication can create prototypes out of high-performance materials with properties similar to the final product.

    Using both 3D printing and PEEK prototyping during functional prototype testing, designers and engineers can identify arising issues in the initial stages of product development. This enables them to make necessary adjustments to the design before production, saving time and money in the long run.

    Choosing Between 3D Prototyping and PEEK Machining

    When deciding between rapid prototyping and PEEK CNC machining, keep the following three factors in mind:

    Factor 1: Project Requirements

    When choosing a project method, it’s essential to consider the final product intended use, the desired production volume, and the level of dimensional accuracy. A method may be better suited for your project based on your specific needs.

    Factor 2: Pros and Cons

    There are benefits and drawbacks to both stereolithography and PEEK fabrication. 3D prototyping is ideal for producing small quantities or intricate parts cost-effectively and timely. Meanwhile, PEEK prototyping is better suited for paying larger amounts or features that require precise tolerances.

    Factor 3: Expert Consultation

    Getting advice from professionals in the industry can offer valuable insights and assist you in making an informed decision. They can assist you in determining the most appropriate approach for your project, considering your unique needs and objectives.

    Advanced Industrial: Your Go-To Partner for High-Quality 3D Prototyping and PEEK Machining

    Advanced Industrial is a trusted precision machining and manufacturing solutions provider for various industries! Our team leverages state-of-the-art technology and advanced techniques to deliver superior-quality products that meet your specific requirements.

    With our expertise in rapid and PEEK prototyping, we can help you bring your ideas to life quickly and efficiently. Our 3D printing capabilities enable us to produce functional prototypes in a fraction of the time required for traditional manufacturing methods. This will allow you to speed up your product development cycle and reduce time-to-market.

    Contact us today to learn more about our 3D prototyping and PEEK machining services and discover how we can help you achieve your manufacturing goals!

  3. PEEK Machining Benefits

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    PEEK Machining Benefits

    Polyether ether ketone (PEEK) machining is the process of cutting, shaping, or drilling PEEK to create custom parts or components for various applications. PEEK is a high-performance thermoplastic with a unique combination of excellent mechanical, thermal, and chemical properties. Complex CNC machines are utilized for slicing or forming the plastic stock into the desired dimensions during machining.

    PEEK machining is a complex process that demands specialized equipment, knowledge, and expertise. It also requires meticulous attention to detail regarding cutting speed, cooling, and tooling to prevent heat buildup and material degradation. Nevertheless, this technique ensures the production of top-quality parts and components that meet exact specifications.

    Here are some of the most significant PEEK machining benefits:

    1. High Temperature Resistance

    PEEK can withstand temperatures up to 260 °C (500 °F) continuously, making it ideal for high-temperature environments. It also has excellent thermal stability due to its unique molecular structure. This features a rigid backbone and strong carbon-to-carbon bonds that offer high resistance to thermal degradation.

    2. Excellent Strength and Durability

    Excellent strength and durability are among the most notable PEEK machining benefits, making it an ideal technique for the automotive and aerospace industries. The material retains its integrity even in harsh chemical and environmental conditions, and it can withstand mechanical stresses without deforming or breaking.

    3. High Wear and Abrasion Resistance

    PEEK has a low friction coefficient, so it can resist wear and abrasion caused by repeated contact with other materials. Its standout hardness and toughness also make it resistant to surface damage and scratching. This ensures it retains its mechanical properties even after prolonged use.

    4. Exceptional Chemical Resistance

    Due to its stable molecular structure, it is resistant to a wide range of chemicals, including acids, bases, and organic solvents. This chemical resistance enables the machining process to retain the material’s mechanical and physical properties even after prolonged exposure to different substances. Some specific chemicals that PEEK is resistant to include sulfuric acid, hydrochloric acid, nitric acid, sodium hydroxide, methanol, ethanol, and toluene.

    5. Superior Fatigue, Stress-Crack, and Creep Resistance

    PEEK is a durable and reliable material for various applications due to its superior resistance to fatigue, stress-cracking, and creep. It can withstand repeated loading and unloading cycles without suffering damage. It can also resist cracks and fractures under heavy loads and maintain its shape properties even when subjected to long-term stress.

    6. Very Low Moisture Absorption

    Moisture absorption can weaken a material’s mechanical properties and dimensional stability, leading to warping, swelling, or cracking. However, PEEK’s low moisture absorption ensures it retains its strength, stiffness, and dimensional stability during machining. This advantageous property makes it suitable for machining medical devices where contact with fluids is unavoidable.

    7. Excellent Inertness

    Most PEEK grades and types exhibit excellent inertness, so it does not react with most chemicals or substances. This feature makes it suitable for machining parts and components in harsh or corrosive environments. Moreover, the material’s inertness is ideal for applications with critical purity or contamination control, such as in the medical or semiconductor industries.

    8. Good Electrical Properties

    Because of its high dielectric strength and low dielectric constant, PEEK-machined parts can insulate against high voltages while reducing electrical losses and signal distortions. They are also resistant to tracking and arcing, which ensures they can tolerate electrical stress and maintain their function over time.

    9. Radiation Resistance

    The combination of PEEK’s radiation resistance and low outgassing properties makes it an ideal machining material for rigorous applications in radiation environments. These include machining parts and components for nuclear power plants, aircraft hubs, and medical devices.

    10. Biocompatibility

    PEEK-machined products are non-toxic and do not cause any adverse reactions or tissue inflammation when implanted in the body. Because of their biocompatibility, they are also ideal for sterilization processes such as autoclaving and gamma radiation.

    Get High-Quality Plastic Machined Components From Advanced Industrial!

    At Advanced Industrial, we specialize in machining complex parts using a wide range of materials! These include PEEK, PPS, Acetal, Ultem, PTFE, Ertalyte PET, and Nylon. Our dedicated team will collaborate closely with you to fully grasp your requirements and provide cost-effective, efficient solutions that meet your needs. We can also manufacture components to your precise specifications with utmost precision.

    Contact us today to learn how we can help you with your next project!

  4. Effective Plastic CNC Machining

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    CNC machining is an essential tool for manufacturing in today’s industries. It provides precise and accurate cuts, repeatable results, and automated processes that cannot be achieved with traditional methods. Additionally, compared to manual machining, using CNC machines save time and resources by creating complex shapes that would be difficult to produce manually.

    CNC machining is a highly versatile process that offers a range of benefits for mid-volume production runs, particularly when working with plastics and metals. Its ability to work with various materials — including plastics and metals — makes it a popular option for manufacturers in multiple industries.

    In this article, we will look at the benefits of plastic CNC machining and the types of materials suitable for the process.

    Benefits of Plastic CNC Machining

    There are numerous benefits and advantages to utilizing CNC machining for plastic products. Some of the key reasons for using the process in plastic part manufacturing include the following:

    Cost-Effectiveness

    While there may be methods that are cheaper initially than CNC machining, this process is ultimately the most cost-effective due to various factors. These include labor costs, delivery requirements, and the ability to produce consistent results. Consequently, even though other methods may appear more affordable initially, their additional costs can add up quickly.

    Reduced Cycle Times

    The technique’s precision and accuracy allow for efficient manufacturing processes, resulting in reduced lead times and faster product development. It can also help businesses meet their time-sensitive needs while maintaining high-quality standards.

    Smoother Finishes

    Another benefit of using CNC machines for plastic parts manufacturing is the ability to achieve smooth finishes without additional deburring or finishing touches. This eliminates the need for extra labor and equipment and reduces production costs.

    Tighter Tolerances

    While injection or compression molding may be ideal for high-volume orders, the tooling cost associated with these methods can be prohibitively high for smaller production runs. For such cases, CNC machining can offer a better alternative for producing components with tighter tolerances. This tolerance level is especially critical in industries where strict regulations and quality standards must be met.

    Types of Materials Suitable for Plastic CNC Machining

    Many manufacturing operations prefer CNC machining since it works better with various plastic types than other processes. The following are some of the most popular polymers for modern plastic machining:

    Polyamide (PA)

    Also known as Cast Nylon or Nylon 6, PA is a type of engineering thermoplastic material manufactured through a casting process. It has improved strength, toughness, and wear resistance compared to extruded nylon materials.

    Polyetheretherketone (PEEK)

    PEEK is a high-performance thermoplastic that stands out for its diverse mechanical qualities. This material can withstand temperatures up to 260 °C (480 °F), liquids, wear, creep, and fatigue. It is also insoluble in all typical solvents, lightweight, and durable enough to withstand adverse climatic conditions.

    Polyacetal Polyoxymethylene (POM)

    POM is one of the most machinable CNC plastics and is most frequently referred to by its trade name, Delrin. It is a high-strength, high-stiffness plastic with exceptional heat, wear, weather, chemical, and fuel resistance.

    Polycarbonate (PC)

    Polycarbonate is well-known and frequently utilized in plastic manufacturing requirements. It has good electrical insulating qualities, is inherently heat-resistant, and is strong but lightweight. Furthermore, PC is more effective than other engineering thermoplastics.

    Polytetrafluoroethylene (PTFE)

    Teflon, also known as PTFE, is a high-performance polymer with various mechanical attributes that make it useful for product teams developing commercial products. It is resistant to chemicals, temperature, light, UV, water, weathering, and fatigue.

    Polyetherimide (Ultem)

    Ultem is a semi-transparent, highly durable plastic that can function in high service temperatures. It can endure numerous cycles in a steam autoclave and is resistant to hot water and steam.

    Advanced Industrial for Reliable Plastic CNC Machining

    Advanced Industrial is a leading plastic fabricator and distributor in North Carolina! Our team of seasoned CNC machinists fabricates custom products for various industries and project requirements.

    Contact us today to experience the best CNC plastic machining service! We look forward to working with your team.

  5. Plastic Part Machining

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    Plastic Part Machining

    Plastic is one of the most prevalent materials used in manufacturing due to its versatility, low cost, and durability. Some of the most common industries that rely on plastic machining are construction, medical, building, automation, and more. At Advanced Industrial, we specialize in producing high-quality plastic machined parts that can achieve the tightest tolerances suitable for even the most demanding industry standards.

    What Is Plastic Part Machining?

    Plastic part machining is a subtractive method whereby an end product is shaped and formed through the elimination of material layers. CNC machining is a rapidly growing technique that allows for greater precision and tighter tolerances in the finished product. There is a range of plastic machining methods, but the three most common techniques are as follows:

    Drilling: Performed on both drills and lathes, drilling is the process of creating bores in a piece of material that is affixed to a surface by rotating the tool through the workpiece.

    Milling: Milling consists of a cutting tool attached to a spindle that is raised and lowered into material attached to a sliding table. As the table moves, the cutting tool creates complex shapes.

    Turning: In this machining process, a cutting tool is usually applied parallel to a working piece that is rotated continuously until the desired shape is achieved.

    Plastic Part Machining Applications

    Plastic machining is considered one of the best options in producing industrial parts and products. Plastic machined parts are applicable in the following industries:

    • Automation: Plastic parts are preferred in different automation applications because they are lightweight and offer high friction resistance.
    • Biomedical and Pharmaceutical Devices: Machined plastics are often used in medical devices because these materials can withstand exposure to sanitation processes. Machining is capable of producing precise, intricate parts required in these devices. 
    • Chemical Handling Equipment: Plastics are preferred in chemical handling equipment because plastics are inherently chemical-resistant.
    • Food Handling Components: Machined plastic parts are preferred in food handling components such as assembly line parts because they are stain-, chemical-, and wear-resistant, increasing hygiene and shelf life.
    • Laboratory and Scientific Equipment: Unlike metals, machine plastics aren’t prone to corrosion which can interfere with laboratory equipment.
    • Microelectronics: Industries dealing with microelectronics use machined parts due to their heat-resistant qualities.
    • Photonics: As manufacturing processes increase their optical capacity, demand for machined plastic parts also increases due to their optical properties. 
    • Semiconductor Components/Electronics: Plastic machined parts are applicable in the electronics and semiconductor processes and components such as wafer handling applications, CMP rings, wet process components, and more.
    • Building and Construction: Plastic has insulation properties, reduces sound pollution levels, and is lighter than metal, making it a preferred material in construction.
    • Transportation: Since plastic machined parts are moisture-resistant, they are used in various transportation areas, such as in light diffusers, interior wall panels, headliners, partitions, and more.
    • Aerospace/Military: The aerospace industry is opting for machine plastic parts as a weight reduction strategy to cut greenhouse gas emissions and improve fuel efficiency. Plastics serve as a more economical construction material over certain metals.
    • Telecommunications: With the increased competition in the telecommunications sector, specialty plastics deliver faster, more reliable networks. This is because these plastics are highly resistant to corrosion and heat.
    • Agriculture: Specialty plastics are used in various components in agriculture, such as greenhouse covers, wear pads, pipes, tubing, sheaves, gears, and more. Using machined plastic parts helps to minimize costly breakdowns and reduce fuel costs.
    • Waste Treatment: Due to lower friction and superior wear surfaces on plastic machined parts, water treatment industries use them in sprockets, valves, rollers, drainage units, wear pads, catch basins, and connectors. 
    • Oil and Gas: Plastic machined parts are ideal in the oil and gas industries because their advanced properties help to increase reliability, minimize risks, and comply with industry standards.

    Benefits of Plastic Part Machining

    Plastic machined parts offer many advantages across a range of applications and industries. Some of the most obvious advantages include:

    • Low Up-Front Costs: Plastics are much cheaper to produce and ship than metals. They are easy to maintain and repair, avoiding costly downtime.
    • Time Efficiency: The machining process is quick, and it produces precise parts, reducing the amount of secondary processing required to correct product defects
    • Reduced Material Waste: Because machining results in fewer mistakes, less material is wasted due to product defects.
    • Easy Prototyping: Plastic machined parts are the best option to prototype quickly because molds are not required. Cycle times are shorter, making turnaround times faster.
    • Tight Tolerances: CNC machining can achieve extremely tight tolerances that molding is not capable of attaining.
    • Durability: Plastic is durable despite being lightweight and thin because it’s an excellent thermal insulator. Plastic offers higher functionality at lower weights than metals.
    • Chemical Resistance: Plastics are chemical resistant, preventing them from producing hazardous chemical reactions. Therefore, plastics can last longer under tough conditions because they aren’t prone to chemical damages.
    • Quality control: Machining gives you greater control over quality control throughout the production process while reducing handling charges and paperwork by performing production in-house.

    Precision Machined Plastics at Advanced Industrial

    Advanced Industrial is a leading manufacturer of quality machined plastic parts for a variety of industries such as agriculture, automation, and food handling components. We specialize in custom plastic spur gear, aesthetically appealing parts, wear components, plastic tubes, rods, sheets, and plates. Contact us today to learn more about our custom, high-performance plastics.

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