{"id":6341,"date":"2026-04-08T23:51:55","date_gmt":"2026-04-08T23:51:55","guid":{"rendered":"https:\/\/www.sungda.com\/vi\/post\/what-is-the-difference-between-psi-and-mpa-in-conveyor-belts-and-how-to-convert-them-to-each-other-vi"},"modified":"2026-04-08T23:51:55","modified_gmt":"2026-04-08T23:51:55","slug":"what-is-the-difference-between-psi-and-mpa-in-conveyor-belts-and-how-to-convert-them-to-each-other-vi","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/vi\/index.php\/what-is-the-difference-between-psi-and-mpa-in-conveyor-belts-and-how-to-convert-them-to-each-other-vi\/","title":{"rendered":"S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa PSI v\u00e0 MPa trong b\u0103ng t\u1ea3i l\u00e0 g\u00ec v\u00e0 c\u00e1ch chuy\u1ec3n \u0111\u1ed5i gi\u1eefa ch\u00fang nh\u01b0 th\u1ebf n\u00e0o?"},"content":{"rendered":"\n

PSI (Pounds per square inch) l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o \u00e1p su\u1ea5t. “P” \u0111\u1ea1i di\u1ec7n cho pounds (pao), “S” cho square (vu\u00f4ng) v\u00e0 “I” cho inch. T\u1ea1i Hoa K\u1ef3, PSI th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t \u0111\u01a1n v\u1ecb \u00e1p su\u1ea5t, bi\u1ec3u th\u1ecb l\u1ef1c t\u00ednh b\u1eb1ng pao tr\u00ean m\u1ed7i inch vu\u00f4ng. Quy \u0111\u1ed5i t\u1ea5t c\u1ea3 c\u00e1c \u0111\u01a1n v\u1ecb sang h\u1ec7 m\u00e9t, ch\u00fang ta c\u00f3 th\u1ec3 t\u00ednh \u0111\u01b0\u1ee3c 1 bar x\u1ea5p x\u1ec9 b\u1eb1ng 14.5 psi.<\/p>\n\n\n\n

Trong m\u00f4 t\u1ea3 k\u1ef9 thu\u1eadt c\u1ee7a b\u0103ng t\u1ea3i, PSI th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 m\u00f4 t\u1ea3 \u0111\u1ed9 b\u1ec1n c\u1ee7a cao su. Cao su tr\u00ean b\u0103ng t\u1ea3i l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng, chi\u1ebfm t\u1eeb 60% \u0111\u1ebfn 80% c\u1ea5u tr\u00fac to\u00e0n b\u1ed9 b\u0103ng, khi\u1ebfn \u0111\u1ed9 b\u1ec1n c\u1ee7a n\u00f3 tr\u1edf n\u00ean t\u1ed1i quan tr\u1ecdng. Gi\u00e1 tr\u1ecb PSI c\u00e0ng cao, \u0111\u1ed9 b\u1ec1n c\u1ee7a cao su c\u00e0ng l\u1edbn, \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c b\u0103ng t\u1ea3i c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ea3i tr\u1ecdng v\u00e0 \u1ee9ng su\u1ea5t cao h\u01a1n, t\u1eeb \u0111\u00f3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

Trong b\u0103ng t\u1ea3i, “Mpa” c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00f4 t\u1ea3 \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a l\u1edbp ph\u1ee7 cao su, bi\u1ec3u th\u1ecb t\u1ea3i tr\u1ecdng m\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb di\u1ec7n t\u00edch c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng tr\u01b0\u1edbc khi v\u1eadt li\u1ec7u cao su b\u1ecb k\u00e9o gi\u00e3n \u0111\u1ebfn \u0111i\u1ec3m \u0111\u1ee9t g\u00e3y. N\u00f3 c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “\u0111\u1ed9 b\u1ec1n k\u00e9o”.<\/p>\n\n\n\n

V\u00ec v\u1eady, c\u1ea3 “Mpa” v\u00e0 “PSI” \u0111\u1ec1u m\u00f4 t\u1ea3 kh\u1ea3 n\u0103ng t\u1ed1i \u0111a c\u1ee7a l\u1edbp ph\u1ee7 cao su trong vi\u1ec7c ch\u1ed1ng l\u1ea1i s\u1ef1 ph\u00e1 h\u1ee7y do k\u00e9o, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “\u0111\u1ed9 b\u1ec1n k\u00e9o”. S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa Mpa v\u00e0 PSI n\u1eb1m \u1edf \u0111\u01a1n v\u1ecb v\u00e0 gi\u00e1 tr\u1ecb s\u1ed1. Mpa l\u00e0 \u0111\u01a1n v\u1ecb chu\u1ea9n qu\u1ed1c t\u1ebf, \u0111\u1ea1i di\u1ec7n cho \u00e1p su\u1ea5t cao h\u01a1n, trong khi psi l\u00e0 \u0111\u01a1n v\u1ecb kh\u00f4ng theo chu\u1ea9n qu\u1ed1c t\u1ebf, th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng trong h\u1ec7 \u0111o l\u01b0\u1eddng Anh v\u00e0 \u0111\u1ea1i di\u1ec7n cho \u00e1p su\u1ea5t th\u1ea5p h\u01a1n.<\/p>\n\n\n\n

C\u00f4ng th\u1ee9c chuy\u1ec3n \u0111\u1ed5i gi\u1eefa “Mpa” v\u00e0 “PSI” nh\u01b0 sau:
1 megapascal (Mpa) = 145.037 pounds per square inch (psi)
1 pound per square inch (psi) = 0.00689 megapascal (Mpa)<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 ng\u01b0\u1eddi s\u1eed d\u1ee5ng b\u0103ng t\u1ea3i, vi\u1ec7c hi\u1ec3u gi\u00e1 tr\u1ecb PSI ho\u1eb7c Mpa c\u1ee7a cao su tr\u00ean b\u0103ng t\u1ea3i l\u00e0 r\u1ea5t quan tr\u1ecdng. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u0103ng t\u1ea3i \u0111\u01b0\u1ee3c ch\u1ecdn c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a \u1ee9ng d\u1ee5ng. V\u00ed d\u1ee5, m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 y\u00eau c\u1ea7u gi\u00e1 tr\u1ecb PSI ho\u1eb7c Mpa cao h\u01a1n \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t khi x\u1eed l\u00fd v\u1eadt li\u1ec7u n\u1eb7ng ho\u1eb7c trong m\u00f4i tr\u01b0\u1eddng c\u00f3 \u1ee9ng su\u1ea5t cao. Khi l\u1ef1a ch\u1ecdn b\u0103ng t\u1ea3i, c\u00e1c gi\u00e1 tr\u1ecb PSI v\u00e0 Mpa c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c l\u1ef1a ch\u1ecdn chi\u1ec1u r\u1ed9ng, \u0111\u1ed9 d\u00e0y v\u00e0 s\u1ed1 l\u1edbp c\u1ee7a b\u0103ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o b\u0103ng \u0111\u1ee7 b\u1ec1n ch\u1eafc.<\/p>\n\n\n\n

H\u01a1n n\u1eefa, gi\u00e1 tr\u1ecb PSI v\u00e0 Mpa c\u00f3 li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 hi\u1ec7u su\u1ea5t l\u00e3o h\u00f3a c\u1ee7a b\u0103ng t\u1ea3i. Cao su c\u00f3 gi\u00e1 tr\u1ecb PSI ho\u1eb7c Mpa cao h\u01a1n th\u01b0\u1eddng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t h\u01a1n, ngh\u0129a l\u00e0 b\u0103ng t\u1ea3i c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 m\u00e0i m\u00f2n trong th\u1eddi gian d\u00e0i h\u01a1n m\u00e0 kh\u00f4ng b\u1ecb h\u01b0 h\u1ecfng.<\/p>\n\n\n\n

X\u01b0\u1edfng L\u01b0u H\u00f3a B\u0103ng T\u1ea3i SUNGDA<\/strong><\/span><\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n
\"\"<\/figure>\n\n\n\n
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M\u1eb7t c\u1eaft b\u0103ng t\u1ea3i cao su \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 \u0111\u00f3ng g\u00f3i<\/figcaption><\/figure>\n\n\n\n
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\"conveyor-rollers\"<\/a>
conveyor-rollers<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"

PSI (Pounds per square inch) l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o \u00e1p su\u1ea5t. “P” \u0111\u1ea1i di\u1ec7n cho pounds (pao), “S” cho square (vu\u00f4ng) v\u00e0 “I” cho inch. T\u1ea1i Hoa K\u1ef3, PSI th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t \u0111\u01a1n v\u1ecb \u00e1p su\u1ea5t, bi\u1ec3u th\u1ecb l\u1ef1c t\u00ednh b\u1eb1ng pao tr\u00ean m\u1ed7i inch vu\u00f4ng. Quy \u0111\u1ed5i t\u1ea5t c\u1ea3 c\u00e1c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[637],"tags":[663,4543,4534,2504,2306],"class_list":["post-6341","post","type-post","status-publish","format-standard","hentry","category-techinical-news-vi","tag-rubber-conveyor-belt-vi","tag-mpa-vi","tag-psi-vi","tag-conveyor-belt-specification-vi","tag-standard-vi"],"_links":{"self":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/6341","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/comments?post=6341"}],"version-history":[{"count":0,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/6341\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media?parent=6341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/categories?post=6341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/tags?post=6341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}