At JVAN Airsoft, we specialize in precision airsoft components, and one of the most critical upgrades for AEG performance is the nozzle. While aluminum nozzles are common, POM (Polyoxymethylene) nozzles offer a unique balance of durability and efficiency. In this guide, we’ll explore the advantages and limitations of POM nozzles, drawing from our expertise in manufacturing high-performance airsoft parts.

What Is POM?

POM is an engineering-grade thermoplastic known for its rigidity, low friction, and exceptional wear resistance. Often called "acetal," it is widely used in high-stress applications like gears and bearings due to its ability to maintain smooth operation under repeated stress. These properties make it ideal for airsoft nozzles, where consistent compression and longevity are critical.

Advantages of POM Nozzles

1. Superior Durability and Wear Resistance
   POM’s high tensile strength (73 MPa) and hardness allow it to withstand cyclic impacts in AEG gearboxes without deforming. Unlike softer materials, POM resists wear from contact with tappet plates and cylinder heads, ensuring consistent performance over thousands of cycles.

2. Low Friction Coefficient
   The inherent lubricity of POM reduces friction between the nozzle and Hop-up bucking. This minimizes energy loss in the compression system, leading to more stable FPS and improved air seal. In contrast, metal nozzles may require additional lubrication, which can attract dust and degrade over time.

3. Lightweight for Faster Cycling
   POM nozzles are lighter than aluminum variants, reducing the load on the tappet plate and spring. This results in faster cycle rates and smoother semi-auto fire, ideal for high-speed builds.

4. Corrosion and Chemical Resistance
   Unlike metals, POM does not rust or corrode when exposed to moisture or lubricants. It also withstands common airsoft cleaning agents, making maintenance hassle-free.

5. Cost-Effectiveness
   POM nozzles provide a balance of performance and affordability. They are more economical than CNC-machined aluminum nozzles while outperforming standard plastic nozzles in durability.

Limitations of POM Nozzles

1. Temperature Sensitivity
   POM has a maximum operating temperature of ~90°C. In extreme high-speed builds with prolonged full-auto fire, heat buildup could potentially soften the material. For most AEGs, this is not a concern, but for DSG builds, aluminum may be preferable.

2. UV Degradation
   POM is susceptible to ultraviolet light, which can cause brittleness over time. Store AEGs away from direct sunlight to preserve longevity.

3. Lower Impact Strength Than Steel
   While tough, POM may crack under extreme misuse (e.g., misaligned gearboxes). For heavily abused replicas, steel-reinforced components are safer.

POM vs. Aluminum Nozzles

For most players, POM strikes the ideal balance between performance and cost. However, aluminum nozzles remain valuable for extreme builds where heat dissipation is critical.

JVAN Airsoft’s POM Nozzle Design Tips

1. Pair with Quality Hop-Up Components
   Ensure your POM nozzle mates perfectly with a well-fitted Hop-up bucking and chamber. Even minor misalignments can compromise air seal.

2. Prioritize Air Seal
   Our POM nozzles incorporate dual O-rings to maximize compression. Test seal by lightly pressurizing the assembled system.

3. Combine with High-Speed Gear Sets
   Pair POM nozzles with our steel gear sets to achieve seamless synchronization between the nozzle and piston.

Conclusion

POM nozzles are a smart upgrade for players seeking reliability, speed, and cost efficiency. At JVAN Airsoft, we engineer our POM nozzles to meet the demands of competitive play, leveraging decades of machining expertise. Whether you’re building a CQB rifle or a field DMR, POM delivers uncompromising performance.

Explore our range of POM nozzles and other precision components at JVAN Airsoft.

Business Development

• Heidi
• JIN WANG METAL(HK) LIMITED
• Whatsapp：+8618103050072
• E-Mail :heidi@hardwareprecision.com