{"id":55732,"date":"2022-05-05T02:42:07","date_gmt":"2022-05-05T07:42:07","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/what-is-the-best-frequency-for-ultrasonic-cleaning\/"},"modified":"2025-01-21T07:29:09","modified_gmt":"2025-01-21T12:29:09","slug":"what-is-the-best-frequency-for-ultrasonic-cleaning","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/what-is-the-best-frequency-for-ultrasonic-cleaning\/","title":{"rendered":"T\u1ea7n s\u1ed1 si\u00eau \u00e2m t\u1ed1i \u01b0u cho hi\u1ec7u qu\u1ea3 l\u00e0m s\u1ea1ch"},"content":{"rendered":"<p>Vi\u1ec7c l\u00e0m s\u1ea1ch b\u1eb1ng si\u00eau \u00e2m \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn v\u00e0 hi\u1ec7u qu\u1ea3 trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb y t\u1ebf v\u00e0 c\u00f4ng nghi\u1ec7p \u0111\u1ebfn c\u1ea3 vi\u1ec7c v\u1ec7 sinh \u0111\u1ed3 gia d\u1ee5ng. M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t quy\u1ebft \u0111\u1ecbnh hi\u1ec7u qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh n\u00e0y ch\u00ednh l\u00e0 t\u1ea7n s\u1ed1 si\u00eau \u00e2m. V\u1eady t\u1ea7n s\u1ed1 n\u00e0o l\u00e0 t\u1ed1t nh\u1ea5t cho vi\u1ec7c l\u00e0m s\u1ea1ch b\u1eb1ng si\u00eau \u00e2m? C\u00e2u tr\u1ea3 l\u1eddi kh\u00f4ng \u0111\u01a1n gi\u1ea3n l\u00e0 m\u1ed9t con s\u1ed1 c\u1ee5 th\u1ec3 m\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m lo\u1ea1i v\u1eadt li\u1ec7u c\u1ea7n l\u00e0m s\u1ea1ch, m\u1ee9c \u0111\u1ed9 b\u00e1m b\u1ea9n, v\u00e0 c\u1ea3 k\u00edch th\u01b0\u1edbc c\u1ee7a b\u1ec3 si\u00eau \u00e2m.<\/p>\n<h3>T\u1ea7n s\u1ed1 si\u00eau \u00e2m v\u00e0 c\u01a1 ch\u1ebf l\u00e0m s\u1ea1ch<\/h3>\n<p>T\u1ea7n s\u1ed1 si\u00eau \u00e2m \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng kHz (kilohertz) v\u00e0 \u0111\u1ea1i di\u1ec7n cho s\u1ed1 l\u01b0\u1ee3ng s\u00f3ng \u00e2m \u0111\u01b0\u1ee3c t\u1ea1o ra m\u1ed7i gi\u00e2y.  Nguy\u00ean l\u00fd l\u00e0m s\u1ea1ch b\u1eb1ng si\u00eau \u00e2m d\u1ef1a tr\u00ean hi\u1ec7n t\u01b0\u1ee3ng cavitation, t\u1ee9c l\u00e0 s\u1ef1 h\u00ecnh th\u00e0nh v\u00e0 v\u1ee1 c\u1ee7a c\u00e1c bong b\u00f3ng si\u00eau nh\u1ecf trong dung d\u1ecbch l\u00e0m s\u1ea1ch do t\u00e1c \u0111\u1ed9ng c\u1ee7a s\u00f3ng si\u00eau \u00e2m.  T\u1ea7n s\u1ed1 c\u00e0ng cao, bong b\u00f3ng c\u00e0ng nh\u1ecf v\u00e0 m\u1eadt \u0111\u1ed9 c\u00e0ng d\u00e0y.  Ng\u01b0\u1ee3c l\u1ea1i, t\u1ea7n s\u1ed1 th\u1ea5p t\u1ea1o ra bong b\u00f3ng l\u1edbn h\u01a1n v\u1edbi n\u0103ng l\u01b0\u1ee3ng v\u1ee1 m\u1ea1nh h\u01a1n.<\/p>\n<h3>Ch\u1ecdn t\u1ea7n s\u1ed1 ph\u00f9 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u<\/h3>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>T\u1ea7n s\u1ed1 (kHz)<\/th>\n<th>\u1ee8ng d\u1ee5ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>20-40<\/td>\n<td>L\u00e0m s\u1ea1ch c\u00e1c v\u1eadt d\u1ee5ng l\u1edbn, b\u1ec1 m\u1eb7t c\u1ee9ng, lo\u1ea1i b\u1ecf d\u1ea7u m\u1ee1 n\u1eb7ng, v\u00ed d\u1ee5 nh\u01b0 c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed9ng c\u01a1, khu\u00f4n \u0111\u00fac.<\/td>\n<\/tr>\n<tr>\n<td>40-80<\/td>\n<td>Ph\u1ed5 bi\u1ebfn nh\u1ea5t, ph\u00f9 h\u1ee3p v\u1edbi \u0111a s\u1ed1 \u1ee9ng d\u1ee5ng l\u00e0m s\u1ea1ch, t\u1eeb \u0111\u1ed3 trang s\u1ee9c, k\u00ednh m\u1eaft, linh ki\u1ec7n \u0111i\u1ec7n t\u1eed \u0111\u1ebfn d\u1ee5ng c\u1ee5 y t\u1ebf.<\/td>\n<\/tr>\n<tr>\n<td>&gt;80<\/td>\n<td>L\u00e0m s\u1ea1ch c\u00e1c v\u1eadt li\u1ec7u nh\u1ea1y c\u1ea3m, chi ti\u1ebft nh\u1ecf, ph\u1ee9c t\u1ea1p, v\u00ed d\u1ee5 nh\u01b0 vi m\u1ea1ch, b\u1ea3ng m\u1ea1ch in.  T\u1ea7n s\u1ed1 cao c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c h\u1ea1t b\u1ee5i si\u00eau nh\u1ecf.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u1ea2nh h\u01b0\u1edfng c\u1ee7a t\u1ea7n s\u1ed1 \u0111\u1ebfn c\u01b0\u1eddng \u0111\u1ed9 l\u00e0m s\u1ea1ch<\/h3>\n<p>T\u1ea7n s\u1ed1 th\u1ea5p t\u1ea1o ra cavitation m\u1ea1nh m\u1ebd h\u01a1n, ph\u00f9 h\u1ee3p \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c v\u1ebft b\u1ea9n c\u1ee9ng \u0111\u1ea7u, nh\u01b0ng c\u00f3 th\u1ec3 g\u00e2y t\u1ed5n h\u1ea1i cho c\u00e1c v\u1eadt li\u1ec7u m\u1ecfng manh. T\u1ea7n s\u1ed1 cao nh\u1eb9 nh\u00e0ng h\u01a1n, an to\u00e0n cho c\u00e1c v\u1eadt li\u1ec7u nh\u1ea1y c\u1ea3m, nh\u01b0ng hi\u1ec7u qu\u1ea3 l\u00e0m s\u1ea1ch c\u00f3 th\u1ec3 k\u00e9m h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c v\u1ebft b\u1ea9n c\u1ee9ng \u0111\u1ea7u.  <\/p>\n<h3>K\u00edch th\u01b0\u1edbc b\u1ec3 si\u00eau \u00e2m v\u00e0 t\u1ea7n s\u1ed1<\/h3>\n<p>K\u00edch th\u01b0\u1edbc b\u1ec3 si\u00eau \u00e2m c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 l\u00e0m s\u1ea1ch.  B\u1ec3 l\u1edbn h\u01a1n th\u01b0\u1eddng s\u1eed d\u1ee5ng t\u1ea7n s\u1ed1 th\u1ea5p h\u01a1n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u00f3ng si\u00eau \u00e2m ph\u00e2n b\u1ed1 \u0111\u1ec1u trong dung d\u1ecbch. Ng\u01b0\u1ee3c l\u1ea1i, b\u1ec3 nh\u1ecf h\u01a1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u1ea7n s\u1ed1 cao h\u01a1n.<\/p>\n<h3>K\u1ebft h\u1ee3p t\u1ea7n s\u1ed1 v\u00e0 dung d\u1ecbch l\u00e0m s\u1ea1ch<\/h3>\n<p>Ngo\u00e0i t\u1ea7n s\u1ed1, dung d\u1ecbch l\u00e0m s\u1ea1ch c\u0169ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh l\u00e0m s\u1ea1ch b\u1eb1ng si\u00eau \u00e2m.  Vi\u1ec7c ch\u1ecdn \u0111\u00fang lo\u1ea1i dung d\u1ecbch ph\u00f9 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u v\u00e0 m\u1ee9c \u0111\u1ed9 b\u00e1m b\u1ea9n s\u1ebd t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u qu\u1ea3 l\u00e0m s\u1ea1ch.<\/p>\n<p>T\u00f3m l\u1ea1i, kh\u00f4ng c\u00f3 m\u1ed9t t\u1ea7n s\u1ed1 si\u00eau \u00e2m &quot;t\u1ed1t nh\u1ea5t&quot; cho t\u1ea5t c\u1ea3 c\u00e1c \u1ee9ng d\u1ee5ng. Vi\u1ec7c l\u1ef1a ch\u1ecdn t\u1ea7n s\u1ed1 ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m lo\u1ea1i v\u1eadt li\u1ec7u, m\u1ee9c \u0111\u1ed9 b\u00e1m b\u1ea9n, k\u00edch th\u01b0\u1edbc b\u1ec3 si\u00eau \u00e2m v\u00e0 lo\u1ea1i dung d\u1ecbch l\u00e0m s\u1ea1ch.  Hi\u1ec3u r\u00f5 c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y s\u1ebd gi\u00fap b\u1ea1n t\u1eadn d\u1ee5ng t\u1ed1i \u0111a hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00f4ng ngh\u1ec7 l\u00e0m s\u1ea1ch b\u1eb1ng si\u00eau \u00e2m.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vi\u1ec7c l\u00e0m s\u1ea1ch b\u1eb1ng si\u00eau \u00e2m \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn v\u00e0 hi\u1ec7u qu\u1ea3 trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb y t\u1ebf v\u00e0 c\u00f4ng nghi\u1ec7p \u0111\u1ebfn c\u1ea3 vi\u1ec7c v\u1ec7 sinh \u0111\u1ed3 gia d\u1ee5ng. M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t quy\u1ebft \u0111\u1ecbnh hi\u1ec7u qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh n\u00e0y ch\u00ednh l\u00e0 t\u1ea7n s\u1ed1<\/p>\n","protected":false},"author":1,"featured_media":20129,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-55732","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/55732","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/comments?post=55732"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/55732\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/20129"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=55732"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=55732"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=55732"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}