{"id":134192,"date":"2024-09-04T16:40:28","date_gmt":"2024-09-04T08:40:28","guid":{"rendered":"https:\/\/www.alpapowder.com\/134192\/"},"modified":"2024-09-04T16:40:29","modified_gmt":"2024-09-04T08:40:29","slug":"su-khac-biet-va-ung-dung-cua-canxit-va-dolomit","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/134192\/","title":{"rendered":"S\u1ef1 kh\u00e1c bi\u1ec7t v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a canxit v\u00e0 dolomit"},"content":{"rendered":"

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Canxit v\u00e0 dolomit \u0111\u1ec1u l\u00e0 \u0111\u00e1 cacbonat c\u00f3 c\u1ea5u tr\u00fac tinh th\u1ec3 t\u01b0\u01a1ng t\u1ef1 nhau. Ch\u00fang l\u00e0 kho\u00e1ng ch\u1ea5t ph\u1ed5 bi\u1ebfn trong c\u00e1c t\u1ea7ng v\u00e0 c\u00f3 nhi\u1ec1u trong t\u1ef1 nhi\u00ean. C\u1ea3 hai \u0111\u1ec1u c\u00f3 th\u1ec3 nghi\u1ec1n v\u00e0 s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c, nh\u01b0ng th\u00e0nh ph\u1ea7n v\u00e0 c\u00f4ng d\u1ee5ng c\u1ee7a ch\u00fang r\u1ea5t kh\u00e1c nhau.<\/p>\n

Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a canxit v\u00e0 dolomit l\u00e0 canxi cacbonat, nh\u01b0ng canxit, m\u1ed9t lo\u1ea1i \u0111\u00e1 tr\u1ea7m t\u00edch, t\u01b0\u01a1ng \u0111\u1ed1i r\u1eafn, c\u00f3 \u0111\u1ed9 x\u1ed1p k\u00e9m v\u00e0 \u0111\u1ed9 th\u1ea5m th\u1ea5p, v\u00e0 ch\u1ea5t l\u1ecfng d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t th\u01b0\u1eddng kh\u00f4ng th\u1ec3 th\u1ea5m t\u1ed1t v\u00e0o n\u00f3. M\u1eb7c d\u00f9 dolomit c\u0169ng ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng l\u1edbn canxi cacbonat, nh\u01b0ng n\u00f3 c\u0169ng ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3 magi\u00ea cacbonat. Dolomit c\u00f3 nhi\u1ec1u v\u1ebft n\u1ee9t h\u01a1n so v\u1edbi c\u00e1c t\u1ea7ng canxi cacbonat, v\u00ec v\u1eady n\u00f3 c\u00f3 \u0111\u1ed9 th\u1ea5m t\u1ed1t.<\/p>\n

C\u1ea3 canxit v\u00e0 dolomit \u0111\u1ec1u c\u00f3 th\u1ec3 nghi\u1ec1n v\u00e0 s\u1eed d\u1ee5ng. Canxit c\u00f3 th\u1ec3 nghi\u1ec1n th\u00e0nh b\u1ed9t \u0111\u1ec3 thu \u0111\u01b0\u1ee3c canxi cacbonat n\u1eb7ng, \u0111\u00e2y l\u00e0 ch\u1ea5t \u0111\u1ed9n v\u00f4 c\u01a1 d\u1ea1ng b\u1ed9t th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. N\u00f3 c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m l\u00e0 \u0111\u1ed9 tinh khi\u1ebft h\u00f3a h\u1ecdc cao, \u0111\u1ed9 tr\u01a1 cao, kh\u00f4ng d\u1ec5 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t t\u1ed1t. Do \u0111\u00f3, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong cao su, nh\u1ef1a, s\u1ea3n xu\u1ea5t gi\u1ea5y, x\u00e2y d\u1ef1ng (v\u1eefa kh\u00f4, b\u00ea t\u00f4ng), \u0111\u00e1 c\u1ea9m th\u1ea1ch nh\u00e2n t\u1ea1o, th\u1ee9c \u0103n ch\u0103n nu\u00f4i, s\u01a1n b\u1ed9t tr\u00e9t v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. Th\u00eam m\u1ed9t l\u01b0\u1ee3ng l\u1edbn b\u1ed9t canxit v\u00e0o cao su c\u00f3 th\u1ec3 l\u00e0m cho \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 b\u1ec1n x\u00e9 v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a cao su t\u1ed1t h\u01a1n; th\u00eam b\u1ed9t canxit v\u00e0o c\u00e1c s\u1ea3n ph\u1ea9m nh\u1ef1a c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 nh\u1ea5t \u0111\u1ecbnh trong b\u1ed9 x\u01b0\u01a1ng, kh\u00f4ng ch\u1ec9 c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a s\u1ea3n ph\u1ea9m m\u00e0 c\u00f2n c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng c\u1ee7a s\u1ea3n ph\u1ea9m, \u0111\u1ed9 m\u1ecbn c\u1ee7a b\u1ec1 m\u1eb7t, v.v.<\/p>\n

Dolomite c\u00f3 nhi\u1ec1u c\u00f4ng d\u1ee5ng sau khi nghi\u1ec1n th\u00e0nh b\u1ed9t m\u1ecbn, trong \u0111\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t l\u00e0 trong l\u0129nh v\u1ef1c s\u01a1n ph\u1ee7. B\u1ed9t dolomite l\u01b0\u1edbi 325 l\u00e0 nguy\u00ean li\u1ec7u ch\u00ednh c\u1ee7a b\u1ed9t tr\u1eafng, \u0111\u1ed3ng th\u1eddi c\u0169ng c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t b\u1ed9t tr\u00e9t v\u00e0 v\u1eefa kh\u00f4. Nghi\u1ec1n \u0111\u1ebfn h\u01a1n 800 l\u01b0\u1edbi, \u0111\u1ed9 tr\u1eafng \u0111\u1ea1t 95 v\u00e0 sau khi x\u1eed l\u00fd b\u1ec1 m\u1eb7t, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t \u0111\u1ed9n cho s\u01a1n latex. B\u1ed9t dolomite bi\u1ebfn t\u00ednh c\u0169ng l\u00e0 ch\u1ea5t \u0111\u1ed9n trong ng\u00e0nh cao su v\u00e0 gi\u1ea5y, c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m v\u00e0 gi\u1ea3m chi ph\u00ed. Ph\u00f4i g\u1ed1m c\u0169ng \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi b\u1ed9t dolomite, c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 nung c\u1ee7a ph\u00f4i v\u00e0 t\u0103ng \u0111\u1ed9 trong su\u1ed1t c\u1ee7a ph\u00f4i. Ngo\u00e0i ra, b\u1ed9t dolomit c\u0169ng l\u00e0 ch\u1ea5t l\u1ecdc n\u01b0\u1edbc th\u1ea3i v\u00e0 h\u1ea5p ph\u1ee5 l\u00fd t\u01b0\u1edfng, v\u00e0 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m ch\u1ea5t l\u00e0m tan tuy\u1ebft.<\/p>\n

M\u00e1y nghi\u1ec1n bi ALPA + d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t m\u1edf r\u1ed9ng t\u00edch h\u1ee3p nghi\u1ec1n v\u00e0 v\u1eadn chuy\u1ec3n, v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ebf t\u1ea1o b\u1ed9t canxit v\u00e0 dolomit si\u00eau m\u1ecbn<\/p>\n

\u3010L\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng\u3011: v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng, h\u00f3a ch\u1ea5t, luy\u1ec7n kim, s\u01a1n ph\u1ee7, l\u00e0m gi\u1ea5y, cao su, y h\u1ecdc, th\u1ef1c ph\u1ea9m v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c.<\/p>\n

\u3010V\u1eadt li\u1ec7u \u00e1p d\u1ee5ng\u3011: bauxit, cao lanh, barit, fluorit, talc, x\u1ec9, b\u1ed9t v\u00f4i, wollastonit, th\u1ea1ch cao, \u0111\u00e1 v\u00f4i, \u0111\u00e1 phosphate, canxit, \u0111\u00e1 c\u1ea9m th\u1ea1ch, dolomit, fenspat kali, c\u00e1t th\u1ea1ch anh, bentonit, qu\u1eb7ng mangan v\u00e0 c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c.<\/p>\n","protected":false},"excerpt":{"rendered":"

Canxit v\u00e0 dolomit \u0111\u1ec1u l\u00e0 \u0111\u00e1 cacbonat c\u00f3 c\u1ea5u tr\u00fac tinh th\u1ec3 t\u01b0\u01a1ng t\u1ef1 nhau. Ch\u00fang l\u00e0 kho\u00e1ng ch\u1ea5t ph\u1ed5 bi\u1ebfn trong c\u00e1c t\u1ea7ng v\u00e0 c\u00f3 nhi\u1ec1u trong t\u1ef1 nhi\u00ean.<\/p>\n","protected":false},"author":7,"featured_media":134153,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-134192","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghiep-tin-tuc-vi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/134192"}],"collection":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=134192"}],"version-history":[{"count":1,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/134192\/revisions"}],"predecessor-version":[{"id":134193,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/134192\/revisions\/134193"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/134153"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=134192"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=134192"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=134192"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}