POM (Delrin/Acetal) CNC Machining Services

Delrin, a POM engineering thermoplastic, offers CNC machining services with precision, durability, and quick turnaround times.

Certifications
ISO 9001:2015 | ISO 13485:2016 | IATF16949

Looking for a Reliable POM CNC Machining Partner?

BOYI offers precision CNC machining services with hundreds of advanced machines. We provide 3-axis, 4-axis, and 5-axis CNC milling and turning, delivering high-quality parts tailored to your needs. Let us be your trusted outsourcing partner. Request a quote today!

CNC Machining Capability in POM (Delrin/Acetal)

POM is known for its excellent wear resistance, low friction, and dimensional stability, making it ideal for high-performance parts. We produce POM components with high precision, durability, and exceptional repeatability, perfect for applications in automotive, electronics, and industrial sectors.

Standards Detail
Tolerances
+/- 0.01 mm
Maximum Part Size
4000 mm×1500 mm×600 mm
Minimum Feature Size
Φ 0.50 mm
Wall Thickness
0.75 mm
Standard Lead Time
3 business days
Price
$ $ $
Colors
White, black, brown
Processes
CNC Mill, CNC Turn

POM CNC Machining Processes

The POM CNC machining processes include precision CNC milling and CNC turning, both designed to produce high-accuracy, durable parts with excellent wear resistance, low friction, and dimensional stability for a wide range of applications.

pom cnc milling machining

High-precision cutting, drilling, and shaping of POM parts with excellent dimensional accuracy and smooth finishes.

pom cnc turning machinng

Precision turning of POM components, ideal for cylindrical parts with tight tolerances and smooth surfaces.

POM (Delrin/Acetal) Material Properties

Tensile Strength Elongation at Break Hardness Maximum Service Temperature
Delrin 150
9,000 PSI
25%
Rockwell M90
180° F
POM-C
60 - 70 MPa
30 - 32 %
88 HRM
82 - 90 °C
POM-H
60 - 89.6 MPa
15 - 75 %
14.6 - 24.8 HV
76.9 - 96.9 °C

What is POM?

POM, or Polyoxymethylene, is a high-performance engineering thermoplastic known for its exceptional mechanical strength, low friction, and excellent dimensional stability. Commonly referred to as acetal or Delrin (a brand name).

BOYI offers Delrin AF (13% PTFE-filled) for lubrication applications and Glass-Filled Delrin for enhanced stiffness and impact resistance, commonly used in automotive, construction, and gear manufacturing.

pom cnc parts

POM Machining Applications

Common machining applications include:

  • Gears
  • Bearings
  • Bushings
  • Valve seats
  • Cams
  • Thrust washers
  • Conveyor parts
  • Insulating parts
  • Housings
  • Surgical instruments
  • Medical devices
  • Dental components
  • Fasteners

Key Benefits of Machining POM

  • High mechanical strength
  • Low friction
  • Dimensional stability
  • Excellent wear resistance
  • Chemical resistance
  • Easy machinability
  • Impact resistance
  • High stiffness
  • Superior durability
  • Low moisture absorption
  • Excellent surface finish
  • High dimensional accuracy

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