Plastic Machined Parts Service
Plastic machined parts are custom-made plastic pieces used in machines or tools, helping things work smoothly, reducing weight, and resisting rust or chemicals.
DEK offers custom plastic machining with fast lead times, accurate parts, and flexible order sizes. What makes DEK different is our strong engineering support and ability to handle complex designs. We serve many industries, making it easy to get the exact part you need with great quality and service.

Einführung
Plastic Machined Parts for High-Performance Applications

DEK delivers custom plastic machined parts with excellent accuracy, fast service, and expert support, ideal for testing new designs or producing ready-to-use components.
DEK offers high-precision plastic machining services using advanced CNC equipment to produce custom plastic parts for various industries. Our facility uses advanced machines that shape plastic parts from multiple angles, along with special tools designed to cut and form many types of plastic materials. We work with engineering and high-performance plastics to meet the needs of applications that require durability, chemical resistance, or tight dimensional control. Whether you need a single prototype or a small production run, DEK ensures accuracy, consistency, and fast turnaround times.
In addition to machining, we offer value-added services such as surface finishing, threading, tapping, and part inspection to ensure each component meets your exact specifications. With a strong focus on quality and customer satisfaction, DEK is your trusted partner for custom plastic machined parts in sectors like medical, automotive, electronics, and aerospace.
- Multi-axis machining
- Engtoleranzkontrolle
- Große Materialauswahl
- Rapid prototyping support
- Surface finish options
- Expert engineering team








Materialien for Plastic Machined Parts
Kunststoffe
ABS
ABS is a durable, lightweight plastic known for its impact resistance and ease of machining. It’s commonly used in plastic machined parts for consumer electronics, enclosures, and automotive components. ABS provides good dimensional stability and surface finish, making it ideal for prototypes and end-use parts alike.
DEK machines ABS with high precision and speed, allowing for cost-effective solutions in both low- and mid-volume production. Its excellent balance of strength, machinability, and affordability makes it a popular choice.
Acryl
Acrylic is a clear, glass-like plastic valued for its optical clarity and weather resistance. It’s commonly used for display panels, light covers, lenses, and signage. Acrylic offers excellent aesthetics, a smooth finish, and is easy to machine with high detail.
DEK provides precise acrylic machining for both visual and functional components. We help customers achieve clean edges, accurate dimensions, and attractive finishes for industries such as retail, lighting, and medical equipment.
Delrin
Delrin is a high-strength engineering plastic known for its excellent machinability, low friction, and dimensional stability. It is widely used in plastic machined parts due to its ability to hold tight tolerances and resist wear under repeated motion. Delrin is ideal for mechanical components such as gears, bearings, and bushings.
DEK provides custom Delrin machining solutions for industries including automotive, medical, and industrial automation, ensuring consistent quality and precision in every part produced.
Nylon
Nylon is a tough, wear-resistant material that requires strength and flexibility. It performs well in dynamic applications, absorbing impact and resisting abrasion, making it suitable for bushings, rollers, and structural parts. Nylon also offers good chemical resistance and moderate heat tolerance.
At DEK, we machine high-quality nylon components tailored to specific industry needs, supporting sectors such as automotive, consumer products, and industrial equipment with reliable and consistent part performance.
PEEK
PEEK is a high-performance plastic known for its exceptional strength, chemical resistance, and heat tolerance. It's ideal for demanding plastic machined parts used in aerospace, medical, and electronics industries. PEEK maintains stability in high-temperature and harsh chemical environments, making it suitable for insulators, surgical tools, and sensor housings.
DEK machines PEEK with precision using advanced CNC technology, delivering complex parts that meet strict functional and regulatory standards. Its high cost is justified by unmatched durability and reliability.
PC
Polycarbonate is a tough, transparent plastic with high impact resistance and good dimensional stability. It’s frequently used in protective covers, machine guards, and lighting components. Polycarbonate offers excellent strength and clarity, making it ideal for applications requiring visibility and toughness.
DEK provides high-quality polycarbonate machining, producing smooth finishes and precise cuts for industries such as medical devices, automotive, and consumer electronics. It’s a strong alternative to glass in many safety-critical uses.
PTFE
PTFE is a highly versatile plastic prized for its outstanding chemical resistance, non-stick properties, and extreme temperature tolerance. It’s a top choice for plastic machined parts in industries like food processing, pharmaceuticals, and electronics. Common applications include seals, insulators, and gaskets.
DEK’s precision machining capabilities make it easy to achieve smooth finishes and complex shapes in PTFE, while maintaining excellent accuracy. Our experts ensure high-performance results for components that demand durability and chemical compatibility.
Sofort & Genaue Zitate

Wir verwenden keine automatisierten Online-Kostenvoranschläge, weil sie sehr ungenau sind. Online-Kostenvoranschlagsplattformen stützen sich ausschließlich auf Berechnungen auf der Grundlage von Schnittmengen und festen Koeffizienten und berücksichtigen nicht die tatsächlichen Verarbeitungsnuancen, wie Materialverformung nach der Wärmebehandlung, enge Toleranzanforderungen, Schleifen nach der Wärmebehandlung usw. Folglich können automatische Preisberechnungen zu Ungenauigkeiten führen, die letztlich Ihre Kosten erhöhen.
Aber bei der DEK können Sie beruhigt sein!
Unsere Angebote sind sowohl kosteneffizient als auch präzise, da wir über ein Team professioneller Maschinenbauingenieure verfügen, die jede Zeichnung sorgfältig prüfen. Diese Ingenieure haben mehr als 10 Jahre Erfahrung und verfügen über fundierte Kenntnisse in den Bereichen Programmierung, Maschinenbetrieb, Nachbearbeitung, Materialeigenschaften und mehr. Wir versichern Ihnen, dass Sie innerhalb von 6 Stunden genaue Angebote erhalten.
Unsere Vorteile
2300+ Ingenieure Liebe Arbeit mit uns
High Precision Accuracy
DEK delivers plastic machined parts with tolerances as tight as ±0.005 mm, ensuring excellent precision and fit for even the most demanding applications. Our CNC machines and expert technicians ensure every plastic part meets strict dimensional requirements.
Wide Material Selection
We work with 50+ plastic materials, including Delrin, Nylon, PEEK, PTFE, ABS, and more. Whether you need parts that resist chemicals, heat, or wear, we can machine the right plastic for your application. Even soft or brittle plastics can be processed with high accuracy and care.
Complex Part Capability
Our advanced machining setups, 3-, 4-, and 5-axis CNC milling, turning, and more allow us to create intricate shapes and detailed features in plastic parts. From undercuts to internal cavities, we produce components that other shops may struggle to handle, with consistent results and smooth finishes.
Kundenspezifische Oberflächenbehandlungen
Plastic parts can be finished to enhance appearance or function. DEK offers polishing, sanding, painting, powder coating, and more, depending on the material type. Whether you need a smooth medical-grade surface or a colored prototype, we provide tailored finishing solutions that meet your application needs.
Flexible Order Volumes
DEK supports all order sizes, from single plastic prototypes to high-volume production runs. There’s no minimum quantity, making us ideal for R&D teams, startups, and custom part suppliers. We scale with your needs without compromising on quality, cost, or lead time.
Certified Quality Control
DEK operates under ISO 9001:2015 and other industry certifications, ensuring strict quality standards in every step of production. Our plastic parts go through detailed inspections and quality checks to meet exact requirements for function, durability, and appearance.



Unser Bestellvorgang
RFQ senden
Senden Sie eine Anfrage mit 2D/3D-Zeichnungen und detaillierten Anforderungen per E-Mail oder Online-Formular.
Rezension & Zitat
Unser Ingenieurteam wird jede Zeichnung sorgfältig prüfen und innerhalb von 6 Stunden ein genaues Angebot erstellen.
Bestellung bestätigen
Bestätigen Sie den Kostenvoranschlag, die Einzelheiten und den Lieferplan und unterzeichnen Sie dann den Vertrag.
Produktion
Produktionsprozess organisieren, Programmierung und Bearbeitung starten.
Qualitätskontrolle
Strenge Qualitätskontrolle während der Produktion und der Endkontrolle.
Verpackung und Versand
Verpacken Sie die Teile, bringen Sie Etiketten zur Identifizierung der Teile an, und beginnen Sie mit dem Versand.
RFQ 222 senden
Rezension & Zitat
Bestellung bestätigen
Produktion
QC
Lieferung
FAQ
Plastic Machined Parts FAQ zum Kauf
Genaues Angebot einholen Für Ihre nächsten Projekte
Ganz gleich, ob Ihr Projekt kompliziert oder einfach ist, ob es sich um Metall oder Kunststoff handelt, Sie erhalten innerhalb von 6 Stunden ein genaues Angebot.
Heute ein Angebot einholenMehr über Plastic Machined Parts
What are Plastic Machined Parts?
Plastic machined parts are custom components made by cutting solid plastic blocks, rods, or sheets into specific shapes using machines like CNC mills and lathes. Instead of being molded or 3D printed, these parts are carved out with precision tools to match exact sizes and designs. This process is perfect for creating detailed or complex parts that need high accuracy, especially when only a small number of items are needed or when prototyping.
These parts are commonly used in industries like medical, automotive, aerospace, and electronics because plastics are lightweight, resistant to corrosion, and often cheaper than metals. Different types of plastic can offer special benefits, such as heat resistance, low friction, or chemical protection. Plastic machining allows engineers to choose the best material and design for their specific needs while ensuring the part performs reliably in its intended environment.
What are the Advantages of Plastic Machined Parts?
Plastic machined parts are valued for their flexibility in design, ease of customization, and consistent performance across different environments. They can be quickly modified to suit specific project needs, making them ideal for industries that require frequent design updates or highly specialized components. Their ability to maintain precision without complex tooling makes them a smart choice for both rapid prototyping and low-volume production runs.
- Lightweight and strong
- Korrosionsbeständigkeit
- Low production cost
- High-dimensional accuracy
- Smooth surface finish
- Elektrische Isolierung
- Chemische Beständigkeit
When Do You Need Plastic Machined Parts?
You need plastic machined parts when your project requires precise, custom-shaped components that can’t be achieved through molding or standard off-the-shelf options. Machining is also ideal when you’re working with high-performance plastics that are too difficult or expensive to mold, such as PEEK or PTFE. These materials often need to be machined to maintain their strength, stability, and chemical resistance.
Plastic machined parts are commonly used in specialized applications where accuracy and reliability are critical. In the medical industry, they’re used for surgical tools, device housings, and fluid-handling components. Aerospace and automotive sectors use them for lightweight brackets, insulators, and custom fittings. They're also widely used in electronics for non-conductive spacers and circuit board supports, and in food processing for FDA-approved components like guides and wear plates.