{"id":5380,"date":"2026-05-07T03:39:12","date_gmt":"2026-05-07T03:39:12","guid":{"rendered":"https:\/\/nylonplastic.com\/nylon-grade-guide\/"},"modified":"2026-06-17T09:09:25","modified_gmt":"2026-06-17T09:09:25","slug":"nylon-grade-guide","status":"publish","type":"post","link":"https:\/\/nylonplastic.com\/pt\/nylon-grade-guide\/","title":{"rendered":"The Complete Guide to Nylon Grades: PA6, PA66, PA11, PA12 and More"},"content":{"rendered":"
\"Nylon
Choosing the right nylon grade is critical for engineering success<\/figcaption><\/figure>\n

Nylon isn’t one material\u2014it’s a family of polyamides with distinctly different properties. From the workhorse PA6 to the premium PA12, understanding the full range of nylon grades helps you select the optimal material for your application.<\/p>\n

The Nylon Family Overview<\/h2>\n\n\n\n\n\n\n\n\n\n
Grau<\/th>\nTipo<\/th>\nPonto de fus\u00e3o<\/th>\nMoisture (50% RH)<\/th>\nKey Characteristic<\/th>\n<\/tr>\n<\/thead>\n
PA6<\/td>\nAliphatic<\/td>\n220\u00b0C<\/td>\n2.7%<\/td>\nToughness, processability<\/td>\n<\/tr>\n
PA66<\/td>\nAliphatic<\/td>\n260\u00b0C<\/td>\n2.5%<\/td>\nStrength, heat resistance<\/td>\n<\/tr>\n
PA11<\/td>\nBio-based<\/td>\n185\u00b0C<\/td>\n0.8%<\/td>\nFlexibility, low moisture<\/td>\n<\/tr>\n
PA12<\/td>\nAliphatic<\/td>\n178\u00b0C<\/td>\n0.7%<\/td>\nLowest moisture absorption<\/td>\n<\/tr>\n
PA46<\/td>\nAliphatic<\/td>\n295\u00b0C<\/td>\n3.5%<\/td>\nHighest heat resistance<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\"Nylon
Each nylon grade fills a specific performance niche<\/figcaption><\/figure>\n

PA6: The Versatile Workhorse<\/h2>\n

PA6 is the most widely used nylon grade, representing approximately 60% of nylon consumption. It offers an excellent balance of strength, toughness, and processability.<\/p>\n

Propriedades principais<\/h3>\n
    \n
  • Tensile strength: 70-85 MPa<\/li>\n
  • Excellent impact resistance<\/li>\n
  • Good surface finish and colorability<\/li>\n
  • Wider processing window than PA66<\/li>\n<\/ul>\n

    PA66: The High-Performance Standard<\/h2>\n
    \"PA66
    PA66 dominates under-hood automotive applications<\/figcaption><\/figure>\n

    PA66 offers approximately 10-15% higher strength and stiffness than PA6, with superior heat resistance. It’s the preferred choice for demanding applications.<\/p>\n

    PA11 and PA12: The Specialty Nylons<\/h2>\n

    PA11 and PA12 are distinguished by their exceptionally low moisture absorption\u2014less than 1% even at saturation. This gives them outstanding dimensional stability.<\/p>\n

    \"PA11
    PA11 and PA12 excel in chemical resistance and dimensional stability<\/figcaption><\/figure>\n

    PA46: The High-Temperature Specialist<\/h2>\n

    PA46 (Stanyl) offers the highest heat resistance of any aliphatic nylon, with a melting point of 295\u00b0C.<\/p>\n

    Selection Guide<\/h2>\n\n\n\n\n\n\n\n\n
    Requisito<\/th>\nRecommended Grade<\/th>\n<\/tr>\n<\/thead>\n
    General purpose, cost-sensitive<\/td>\nPA6<\/td>\n<\/tr>\n
    High temperature (>120\u00b0C)<\/td>\nPA66, PA46<\/td>\n<\/tr>\n
    Wet\/humid environment<\/td>\nPA12, PA11<\/td>\n<\/tr>\n
    Maximum stiffness<\/td>\nPA66-GF30\/50<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\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 supply all major nylon grades. Obter um or\u00e7amento no prazo de 24 horas.<\/strong><\/p>\n

    \n

    FAQ<\/h2>\n
    \nHow do you know whether The Complete Guide to Nylon Grades: PA6, PA66, PA11, PA12 and More fits a part?<\/summary>\n
    \n

    The Complete Guide to Nylon Grades: PA6, PA66, PA11, PA12 and More fits a part when its load capacity, temperature range, moisture exposure, wear behavior, and processing method match the real service conditions.<\/p>\n<\/div>\n<\/details>\n

    \nWhat properties should be checked for The Complete Guide to Nylon Grades: PA6, PA66, PA11, PA12 and More?<\/summary>\n
    \n

    Verificar a resist\u00eancia, a rigidez, a resist\u00eancia ao impacto, a resist\u00eancia ao calor, a absor\u00e7\u00e3o de humidade, a estabilidade dimensional, a fric\u00e7\u00e3o, o desgaste e a compatibilidade qu\u00edmica.<\/p>\n<\/div>\n<\/details>\n

    \nWhat is the biggest selection risk for The Complete Guide to Nylon Grades: PA6, PA66, PA11, PA12 and More?<\/summary>\n
    \n

    O maior risco \u00e9 escolher a partir de um valor da folha de dados sem considerar o ambiente real, o m\u00e9todo de processamento, a geometria da pe\u00e7a e a utiliza\u00e7\u00e3o a longo prazo.<\/p>\n<\/div>\n<\/details>\n

    \nWhen should The Complete Guide to Nylon Grades: PA6, PA66, PA11, PA12 and More be tested before production?<\/summary>\n
    \n

    Recomenda-se a realiza\u00e7\u00e3o de ensaios quando a pe\u00e7a \u00e9 sujeita a carga, calor, produtos qu\u00edmicos, humidade, toler\u00e2ncias apertadas, requisitos regulamentares ou um novo ambiente de funcionamento.<\/p>\n<\/div>\n<\/details>\n<\/div>\n\t\t\t

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