{"id":5379,"date":"2026-05-07T03:39:08","date_gmt":"2026-05-07T03:39:08","guid":{"rendered":"https:\/\/nylonplastic.com\/nylon-vs-pom-acetal\/"},"modified":"2026-06-17T09:09:25","modified_gmt":"2026-06-17T09:09:25","slug":"nylon-vs-pom-acetal","status":"publish","type":"post","link":"https:\/\/nylonplastic.com\/pt\/nylon-vs-pom-acetal\/","title":{"rendered":"Nylon vs POM (Acetal\/Delrin): Choosing Between Two Engineering Plastics"},"content":{"rendered":"
\"Nylon
Nylon and POM are both engineering plastics but serve different purposes<\/figcaption><\/figure>\n

Nylon and POM (polyoxymethylene, also known as acetal or Delrin) are two of the most important engineering plastics. Both are widely used for precision mechanical components, but their distinctly different properties make each better suited for specific applications.<\/p>\n

Mechanical Properties Head-to-Head<\/h2>\n\n\n\n\n\n\n\n\n
Im\u00f3veis<\/th>\nPA6 (Nylon)<\/th>\nPOM (Acetal)<\/th>\n<\/tr>\n<\/thead>\n
Resist\u00eancia \u00e0 tra\u00e7\u00e3o (MPa)<\/td>\n70-85<\/td>\n60-70<\/td>\n<\/tr>\n
M\u00f3dulo de flex\u00e3o (GPa)<\/td>\n2.5-3.0<\/td>\n2.6-2.9<\/td>\n<\/tr>\n
Alongamento na rutura (%)<\/td>\n50-150<\/td>\n25-75<\/td>\n<\/tr>\n
Densidade (g\/cm\u00b3)<\/td>\n1.14<\/td>\n1.41<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\"Mechanical
Nylon leads in strength and toughness; POM excels in dimensional stability<\/figcaption><\/figure>\n

Wear and Friction: A Critical Difference<\/h2>\n

POM’s key advantage over nylon is its excellent wear resistance and low coefficient of friction (0.2-0.35 against steel), making it preferred for gears, bearings, and sliding components.<\/p>\n

Absor\u00e7\u00e3o de humidade<\/h2>\n
\"Moisture
POM absorbs virtually no water, while nylon shows significant moisture uptake<\/figcaption><\/figure>\n

POM absorbs less than 0.3% water even at saturation, while nylon absorbs 2.5-9.5% depending on conditions. This means POM parts maintain consistent dimensions regardless of humidity.<\/p>\n

Resist\u00eancia qu\u00edmica<\/h2>\n

Nylon is resistant to oils, greases, fuels, and alkalis. POM offers excellent resistance to organic solvents, oils, and neutral chemicals but is attacked by strong acids.<\/p>\n

Thermal Properties<\/h2>\n\n\n\n\n\n\n\n
Im\u00f3veis<\/th>\nPA6<\/th>\nPOM<\/th>\n<\/tr>\n<\/thead>\n
Melting Point (\u00b0C)<\/td>\n220<\/td>\n165-175<\/td>\n<\/tr>\n
HDT at 1.8 MPa (\u00b0C)<\/td>\n65<\/td>\n95-110<\/td>\n<\/tr>\n
Continuous Use Temp (\u00b0C)<\/td>\n80-100<\/td>\n90-100<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\"Thermal
POM maintains stiffness better at elevated temperatures<\/figcaption><\/figure>\n

Application Guide<\/h2>\n

Choose Nylon When:<\/h3>\n
    \n
  • Impact resistance and toughness are critical<\/li>\n
  • Parts experience dynamic loading<\/li>\n
  • Higher temperature resistance is needed (PA66)<\/li>\n<\/ul>\n

    Choose POM When:<\/h3>\n
      \n
    • Dimensional stability in varying humidity is critical<\/li>\n
    • Low friction and wear resistance are priorities<\/li>\n
    • Parts operate in wet environments<\/li>\n
    • Precision mechanical components are needed<\/li>\n<\/ul>\n

      As nossas capacidades<\/h2>\n

      Com mais de 300 m\u00e1quinas CNC<\/strong>, produzimos mais de 10.000 pe\u00e7as por dia<\/strong> com toler\u00e2ncias t\u00e3o apertadas como \u00b10,005mm<\/strong>. Aceitamos MOQ a partir de 1 pe\u00e7a<\/strong>, com prazos de entrega que variam entre 24 horas a 15 dias<\/strong>. We machine both nylon and POM for precision applications. Obter um or\u00e7amento no prazo de 24 horas.<\/strong><\/p>\n

      \n

      FAQ<\/h2>\n
      \nWhen is Nylon vs POM (Acetal\/Delrin): Choosing Between Two Engineering Plastics a good option?<\/summary>\n
      \n

      Nylon vs POM (Acetal\/Delrin): Choosing Between Two Engineering Plastics is a good option when fast iteration, complex geometry, low tooling cost, or low-volume production is more important than molded-part unit cost.<\/p>\n<\/div>\n<\/details>\n

      \nWhat should be checked before choosing Nylon vs POM (Acetal\/Delrin): Choosing Between Two Engineering Plastics?<\/summary>\n
      \n

      Verificar o tamanho da pe\u00e7a, as propriedades do material, o acabamento da superf\u00edcie, a toler\u00e2ncia dimensional, a exposi\u00e7\u00e3o ao calor, a dire\u00e7\u00e3o da carga e se \u00e9 necess\u00e1rio p\u00f3s-processamento.<\/p>\n<\/div>\n<\/details>\n

      \nHow does Nylon vs POM (Acetal\/Delrin): Choosing Between Two Engineering Plastics compare with CNC machining?<\/summary>\n
      \n

      A impress\u00e3o 3D pode criar formas complexas rapidamente, enquanto a maquinagem CNC \u00e9 frequentemente mais forte para superf\u00edcies precisas, toler\u00e2ncias mais apertadas e materiais de qualidade de produ\u00e7\u00e3o.<\/p>\n<\/div>\n<\/details>\n

      \nWhat affects the cost of Nylon vs POM (Acetal\/Delrin): Choosing Between Two Engineering Plastics?<\/summary>\n
      \n

      O custo depende do material, do volume de constru\u00e7\u00e3o, do tempo de impress\u00e3o, da altura da camada, da remo\u00e7\u00e3o do suporte, do acabamento, da inspe\u00e7\u00e3o e do n\u00famero de pe\u00e7as na constru\u00e7\u00e3o.<\/p>\n<\/div>\n<\/details>\n<\/div>\n\t\t\t

      \n\t\t\t