Polyoxymethylene (POM) or acetal, Delrin, is a high-grade thermoplastic due to its stiffness, low friction, and great dimensional stability. At BAETRO, we have the capabilities in precision CNC machining to POM parts for the most extreme engineering challenges in the automotive, medical, and electronics sectors.
Explore the primary advantages of POM CNC machining and its precision, durability, and versatility across numerous applications.
Highly appropriate for long lasting and durable parts that require rigidity.
Excellent for self-lubricating moving components such as gears and bearings.
Maintains defined shape and volume when exposed to a variation of temperatures and humidity levels.
esistant to oil, solvents, and fuels; easy to machine for complex shapes which makes it ideal for intricate designs.
POM-C Acetal Copolymer is an exceptionally strong, low-friction, and chemically resistant engineering plastic with great dimensional stability, commonly used in the automotive, food, and industrial industries because of the its precision and capability of enduring harsh environments.
Polyacetal homopolymer (POM-H) is an advanced engineering plastic used for industrial applications because of its notable features such as durability, strength, hardness, and resistance to wear and sliding. POM-H is ideal for use in gears, bearings and precision components owing to its reliability and longevity.
POM-C FDA is an FDA compliant, acetal copolymer of food-safe durability. It is especially suited to food processing, packaging, and manufacturing tasks where chemical resistance and reliability for food-grade applications is critical.
POM-C ESD is a type of acetal copolymer plastic (POM-C) that has been modified with an anti-static agent which improves its resistance for applications needing electrical conductivity and static discharge disposal.
| Property | POM-C Acetal Copolymer | POM-C FDA | POM-H | POM-C ESD |
|---|---|---|---|---|
| Cost | Moderate | Moderate | Higher (due to enhanced strength) | Higher (due to ESD features and additives) |
| Ultimate Tensile Strength | ~65 MPa | ~70 MPa | ~78 MPa | ~60-70 MPa (estimated, varies by conductivity level) |
| Maximum Operating Temperature | 100°C (long-term), 140°C (short-term) | 100°C (long-term), 140°C (short-term), FDA-compliant | 110°C (long-term), 150°C (short-term) | ~100°C (varies by ESD grade) |
| Elongation | Up to 40% | Approx. 30-40%; FDA-compliant | ~35% | ~30-40%; reduced compared to non-ESD grades |
| Hardness | ~150 N/mm? (Ball Indentation Hardness) | ~158 N/mm? | ~160 N/mm? | Slightly lower than standard POM-C (due to additives) |
| Weldability | Moderate (challenging due to crystalline nature) | Moderate | Low (higher crystallinity complicates welding) | Moderate (due to added conductivity material) |
| Thermal Conductivity | 0.31 W/(K·m) | 0.31 W/(K·m) | ~0.31 W/(K·m) | ~0.30-0.35 W/(K·m) (varies by ESD formulation) |
| Common Applications | Gears, rollers, electrical parts, guide rails | Food processing parts, conveyor components | High-performance gears, bearings, valves | Semiconductor packaging, electronics, ESD-sensitive areas |
| Temper | -30°C to 100°C (continuous), -30°C to 140°C (short-term) | -30°C to 100°C (continuous), -30°C to 140°C (short-term) | -50°C to 110°C (continuous), -50°C to 150°C (short-term) | -30°C to ~100°C (short-term ESD-dependent) |
Explore machining POM CNC components, their applications, and their use in different industries which require precision and durability.
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Achieve the best results with POM CNC machining at BAETRO. Our dedicated specialists are prepared to help you in every step. Reach out to us today for an obligation-free quote, or to talk about your specifc demands on the project.
A: Polyoxymethylene, or POM, is an engineering-grade thermoplastic that exhibits high stiffness, low friction, and outstanding dimensional stability. Precision cnc machining applications benefit from POM plastic’s properties because it is frequently used where high precision and strength is a requirement.
A: Some advantages of CNC machining POM plastic include high precision, repeatability, and the ability to produce complex shapes. CNC machining of POM also ensures consistent quality and streamlined processes, making them ideal for both prototyping and mass production.
A: Uses of POM parts extend to automotive parts, consumer electronics, medical technology, and industrial equipment. These components are made from POM because it is strong, durable, and resists wear and chemical attack.
A: With CNC machining of POM plastic, as with the majority of other CNC machining, cutting tools are guided by a computer to produce highly detailed and accurate pieces. Other methods of plastic machining lack the speed, precision, and detail offered by CNC machining.
A: In POM CNC manufacturing, processes like cnc milling and cnc turning are hailed as the most efficient. These processes accomplish desired shapes and finishes by utilizing cnc cutting tools. This simultaneously enables high quality POM parts to be achieved.
A: A CNC cutting tool offers great precision over the entire coordinating operations of a machine. As such, work has greater effectiveness for POM. There is proper and controlled material deformation therein and there are no risks of repeating a step during machining processes. Being able to handle such complex tasks means the tool can be relied on to create POM.
A: High speed machining means the time taken to carry out a task is reduced and so is the time taken to improve surface finishes. For parts made out of POM plastic, there is further advantage due to the reduced chances of the materials being deformed during the processes and the various stages of the product’s quality assurance.
A: Quality in POM CNC machining can be in many aspects like proper POM to be used, use of optimal speeds alongside optimal hardware features. Modified POM materials can also provide sufficient value for the quality and performance of the parts produced when parameters are enhanced.
A: Yes. There are low-cost machinists in China and other areas that maintain quality standards. As a result of the low labor costs in these countries, other regions are able to provide quality POM parts using advanced cnc machining technology at a low price and in bulk.
