{"id":3921,"date":"2026-04-22T06:17:53","date_gmt":"2026-04-22T06:17:53","guid":{"rendered":"https:\/\/nylonplastic.com\/peek-vs-pei-high-temperature-engineering-plastics\/"},"modified":"2026-06-02T00:46:08","modified_gmt":"2026-06-02T00:46:08","slug":"peek-vs-pei-high-temperature-engineering-plastics","status":"publish","type":"post","link":"https:\/\/nylonplastic.com\/vi\/peek-vs-pei-high-temperature-engineering-plastics\/","title":{"rendered":"PEEK vs PEI \u2014 High-Temperature Engineering Plastics Compared"},"content":{"rendered":"
\"PEEK<\/figure>\n
\"PEEK
PEEK vs PEI \u2014 High-Temperature Engineering Plastics Compared<\/figcaption><\/figure>\n
\"PEEK
PEEK vs PEI \u2014 High-Temperature Engineering Plastics Compared<\/figcaption><\/figure>\n

High-Temperature Performance<\/h2>\n

PEEK<\/strong> v\u00e0 PEI (Ultem)<\/strong> are leading high-temperature engineering plastics.<\/p>\n

Key Differences<\/h2>\n\n\n\n\n\n
T\u00e0i s\u1ea3n<\/th>\nPEEK<\/th>\nPEI<\/th>\n<\/tr>\n
Continuous Use Temp<\/td>\n250\u00b0C<\/td>\n170\u00b0C<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00f3a ch\u1ea5t<\/td>\nTuy\u1ec7t v\u1eddi<\/td>\nT\u1ed1t<\/td>\n<\/tr>\n
Chi ph\u00ed<\/td>\n$150-300\/kg<\/td>\n$30-60\/kg<\/td>\n<\/tr>\n<\/table>\n
\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n
\nWhen is PEEK vs PEI \u2014 High-Temperature Engineering Plastics Compared a good option?<\/summary>\n
\n

PEEK vs PEI \u2014 High-Temperature Engineering Plastics Compared 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 PEEK vs PEI \u2014 High-Temperature Engineering Plastics Compared?<\/summary>\n
\n

Ki\u1ec3m tra k\u00edch th\u01b0\u1edbc chi ti\u1ebft, t\u00ednh ch\u1ea5t v\u1eadt li\u1ec7u, \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t, dung sai k\u00edch th\u01b0\u1edbc, m\u1ee9c \u0111\u1ed9 ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t, h\u01b0\u1edbng t\u1ea3i tr\u1ecdng v\u00e0 xem c\u00f3 c\u1ea7n x\u1eed l\u00fd sau gia c\u00f4ng hay kh\u00f4ng.<\/p>\n<\/div>\n<\/details>\n

\nHow does PEEK vs PEI \u2014 High-Temperature Engineering Plastics Compared compare with CNC machining?<\/summary>\n
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In 3D c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p m\u1ed9t c\u00e1ch nhanh ch\u00f3ng, trong khi gia c\u00f4ng CNC th\u01b0\u1eddng mang l\u1ea1i \u0111\u1ed9 b\u1ec1n cao h\u01a1n cho c\u00e1c b\u1ec1 m\u1eb7t ch\u00ednh x\u00e1c, dung sai ch\u1eb7t ch\u1ebd h\u01a1n v\u00e0 s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u \u0111\u1ea1t ti\u00eau chu\u1ea9n s\u1ea3n xu\u1ea5t.<\/p>\n<\/div>\n<\/details>\n

\nWhat affects the cost of PEEK vs PEI \u2014 High-Temperature Engineering Plastics Compared?<\/summary>\n
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Chi ph\u00ed ph\u1ee5 thu\u1ed9c v\u00e0o v\u1eadt li\u1ec7u, th\u1ec3 t\u00edch in, th\u1eddi gian in, \u0111\u1ed9 d\u00e0y l\u1edbp, vi\u1ec7c th\u00e1o khung \u0111\u1ee1, ho\u00e0n thi\u1ec7n, ki\u1ec3m tra v\u00e0 s\u1ed1 l\u01b0\u1ee3ng chi ti\u1ebft trong m\u00f4 h\u00ecnh.<\/p>\n<\/div>\n<\/details>\n<\/div>\n\t\t\t

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