{"id":5412,"date":"2025-11-05T09:00:28","date_gmt":"2025-11-05T02:00:28","guid":{"rendered":"https:\/\/mayxaydunghanoi.com\/?p=5412"},"modified":"2025-12-13T03:14:21","modified_gmt":"2025-12-12T20:14:21","slug":"cach-xu-ly-khi-mui-khoan-dap-gap-da-granit-hoac-lop-dia-chat-cung","status":"publish","type":"post","link":"https:\/\/mayxaydunghanoi.com\/vi\/cach-xu-ly-khi-mui-khoan-dap-gap-da-granit-hoac-lop-dia-chat-cung\/","title":{"rendered":"C\u00e1ch x\u1eed l\u00fd khi m\u0169i khoan \u0111\u1eadp g\u1eb7p \u0111\u00e1 granit ho\u1eb7c l\u1edbp \u0111\u1ecba ch\u1ea5t c\u1ee9ng"},"content":{"rendered":"<h2>H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt x\u1eed l\u00fd khi m\u0169i khoan \u0111\u1eadp g\u1eb7p \u0111\u00e1 granit, \u0111\u1ea5t s\u00e9t k\u1ebft ho\u1eb7c \u0111\u1ecba ch\u1ea5t c\u1ee9ng trong qu\u00e1 tr\u00ecnh khoan \u0111\u1eadp c\u00e1p c\u00f4ng tr\u00ecnh.<\/h2>\n<hr \/>\n<p>Trong thi c\u00f4ng khoan c\u1ecdc nh\u1ed3i, khoan l\u1ea5y m\u1eabu \u0111\u1ecba ch\u1ea5t hay thi c\u00f4ng h\u1ed1 m\u00f3ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p <strong>khoan \u0111\u1eadp c\u00e1p<\/strong>, vi\u1ec7c g\u1eb7p ph\u1ea3i l\u1edbp \u0111\u00e1 granit, \u0111\u00e1 g\u1ed1c, \u0111\u1ea5t s\u00e9t k\u1ebft ho\u1eb7c c\u00e1c \u0111\u1ecba t\u1ea7ng si\u00eau c\u1ee9ng l\u00e0 \u0111i\u1ec1u ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 x\u1ea3y ra. Khi \u0111\u00f3, <strong>m\u0169i khoan \u0111\u1eadp<\/strong> c\u00f3 th\u1ec3 b\u1ecb b\u00e0o m\u00f2n nhanh, gi\u1ea3m hi\u1ec7u qu\u1ea3 khoan, th\u1eadm ch\u00ed b\u1ecb m\u1eafc k\u1eb9t ho\u1eb7c g\u00e3y n\u1ebfu kh\u00f4ng c\u00f3 bi\u1ec7n ph\u00e1p x\u1eed l\u00fd h\u1ee3p l\u00fd.<\/p>\n<p>Trong b\u00e0i vi\u1ebft n\u00e0y, Hanoi Vietnam s\u1ebd ph\u00e2n t\u00edch s\u00e2u c\u00e1c kh\u00eda c\u1ea1nh k\u1ef9 thu\u1eadt, c\u00f4ng n\u0103ng th\u1ef1c t\u1ebf, chi ph\u00ed v\u1eadn h\u00e0nh v\u00e0 so s\u00e1nh v\u1edbi c\u00e1c d\u00f2ng m\u0169i khoan kh\u00e1c, t\u1eeb \u0111\u00f3 gi\u00fap k\u1ef9 s\u01b0 v\u00e0 ch\u1ee7 \u0111\u1ea7u t\u01b0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u00fang \u0111\u1eafn.<\/p>\n<p>B\u00e0i vi\u1ebft s\u1ebd \u0111i s\u00e2u v\u00e0o t\u1eebng n\u1ed9i dung: c\u00e1ch nh\u1eadn bi\u1ebft l\u1edbp \u0111\u1ecba ch\u1ea5t c\u1ee9ng, nguy\u00ean nh\u00e2n khi\u1ebfn m\u0169i khoan b\u1ecb h\u1ecfng, l\u1ef1a ch\u1ecdn b\u00faa \u0111\u1eadp v\u00e0 m\u0169i khoan ph\u00f9 h\u1ee3p, c\u0169ng nh\u01b0 c\u00e1c k\u1ef9 thu\u1eadt khoan \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 v\u01b0\u1ee3t qua \u0111\u1ecba t\u1ea7ng kh\u00f3 x\u1eed l\u00fd.<\/p>\n<hr \/>\n<h3>D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft m\u0169i khoan \u0111\u1eadp \u0111ang g\u1eb7p l\u1edbp \u0111\u00e1 granit ho\u1eb7c \u0111\u1ecba ch\u1ea5t si\u00eau c\u1ee9ng<\/h3>\n<p>Trong qu\u00e1 tr\u00ecnh khoan, n\u1ebfu g\u1eb7p \u0111\u00e1 granit hay \u0111\u1ecba ch\u1ea5t c\u1ee9ng, thi\u1ebft b\u1ecb th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng r\u00f5 r\u1ec7t nh\u01b0:<\/p>\n<ul>\n<li><strong>T\u1ed1c \u0111\u1ed9 khoan ch\u1eadm \u0111\u1ed9t ng\u1ed9t<\/strong>, m\u1eb7c d\u00f9 v\u1eabn duy tr\u00ec l\u1ef1c \u0111\u1eadp v\u00e0 t\u1ed1c \u0111\u1ed9 c\u00e1p \u1ed5n \u0111\u1ecbnh.<\/li>\n<li><strong>\u00c2m thanh va \u0111\u1eadp kh\u00f4, s\u1eafc v\u00e0 m\u1ea1nh h\u01a1n b\u00ecnh th\u01b0\u1eddng<\/strong>, \u0111\u1eb7c tr\u01b0ng khi m\u0169i khoan va v\u00e0o b\u1ec1 m\u1eb7t \u0111\u00e1 \u0111\u1eb7c.<\/li>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9 \u0111\u1ea7u khoan t\u0103ng nhanh<\/strong>, th\u1eadm ch\u00ed c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng b\u1ed1c kh\u00f3i nh\u1eb9 n\u1ebfu kh\u00f4ng d\u1eebng k\u1ecbp th\u1eddi.<\/li>\n<li><strong>B\u1ec1 m\u1eb7t c\u00e1t ho\u1eb7c \u0111\u1ea5t khoan l\u00ean c\u00f3 l\u1eabn m\u1ea3nh \u0111\u00e1 v\u1ee5n<\/strong>, m\u00e0u x\u00e1m ho\u1eb7c h\u1ed3ng \u0111\u1eb7c tr\u01b0ng c\u1ee7a \u0111\u00e1 granit.<\/li>\n<\/ul>\n<p>Nh\u1eefng d\u1ea5u hi\u1ec7u n\u00e0y gi\u00fap k\u1ef9 s\u01b0 nhanh ch\u00f3ng khoanh v\u00f9ng v\u1ea5n \u0111\u1ec1 v\u00e0 \u00e1p d\u1ee5ng bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt ph\u00f9 h\u1ee3p, tr\u00e1nh g\u00e2y h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb ho\u1eb7c m\u1ea5t th\u1eddi gian x\u1eed l\u00fd h\u1eadu qu\u1ea3.<\/p>\n<hr \/>\n<h3>Nguy c\u01a1 khi c\u1ed1 ti\u1ebfp t\u1ee5c khoan m\u00e0 kh\u00f4ng thay \u0111\u1ed5i gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt<\/h3>\n<p>Vi\u1ec7c ti\u1ebfp t\u1ee5c d\u00f9ng m\u0169i khoan th\u00f4ng th\u01b0\u1eddng \u0111\u1ec3 khoan v\u00e0o \u0111\u00e1 c\u1ee9ng c\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec1u h\u1ec7 l\u1ee5y nghi\u00eam tr\u1ecdng:<\/p>\n<ul>\n<li><strong>M\u00f2n nhanh l\u01b0\u1ee1i c\u1eaft ho\u1eb7c \u0111\u1ea7u ch\u00e8n h\u1ee3p kim<\/strong> \u1edf m\u0169i khoan \u0111\u1eadp, d\u1eabn \u0111\u1ebfn gi\u1ea3m hi\u1ec7u qu\u1ea3 truy\u1ec1n l\u1ef1c.<\/li>\n<li><strong>G\u00e3y ch\u1ed1t h\u00e0n ho\u1eb7c l\u1ecfng bul\u00f4ng gi\u1eef m\u0169i<\/strong> do rung l\u1eafc qu\u00e1 m\u1ee9c.<\/li>\n<li><strong>K\u1eb9t m\u0169i khoan trong h\u1ed1 khoan<\/strong>, bu\u1ed9c ph\u1ea3i d\u00f9ng c\u1ea9u ho\u1eb7c ph\u01b0\u01a1ng \u00e1n k\u00e9o th\u1ee7 c\u00f4ng t\u1ed1n th\u1eddi gian.<\/li>\n<li><strong>G\u00e3y tr\u1ee5c b\u00faa \u0111\u1eadp th\u1ee7y l\u1ef1c<\/strong> do truy\u1ec1n l\u1ef1c kh\u00f4ng \u0111\u1ec1u ho\u1eb7c ch\u1ecbu ph\u1ea3n l\u1ef1c ng\u01b0\u1ee3c qu\u00e1 m\u1ea1nh.<\/li>\n<\/ul>\n<p>Ngo\u00e0i chi ph\u00ed s\u1eeda ch\u1eefa, c\u00e1c l\u1ed7i n\u00e0y c\u00f2n g\u00e2y \u0111\u00ecnh tr\u1ec7 ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng, \u1ea3nh h\u01b0\u1edfng d\u00e2y chuy\u1ec1n \u0111\u1ebfn c\u00e1c h\u1ea1ng m\u1ee5c kh\u00e1c trong c\u00f4ng tr\u00ecnh.<\/p>\n<hr \/>\n<h3>L\u1ef1a ch\u1ecdn m\u0169i khoan \u0111\u1eadp v\u00e0 b\u00faa \u0111\u1eadp ph\u00f9 h\u1ee3p \u0111\u1ec3 x\u1eed l\u00fd \u0111\u00e1 granit<\/h3>\n<p>\u0110\u1ec3 x\u1eed l\u00fd hi\u1ec7u qu\u1ea3 c\u00e1c l\u1edbp \u0111\u00e1 granit ho\u1eb7c \u0111\u1ea5t \u0111\u00e1 k\u1ebft c\u1ee9ng, c\u1ea7n s\u1eed d\u1ee5ng m\u0169i khoan v\u00e0 b\u00faa \u0111\u1eadp \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf chuy\u00ean d\u1ee5ng:<\/p>\n<ul>\n<li><strong>M\u0169i khoan \u0111\u1eadp h\u1ee3p kim vonfram ho\u1eb7c m\u0169i xuy\u00ean th\u00e9p g\u1eafn \u0111\u1ea7u h\u1ee3p kim si\u00eau c\u1ee9ng<\/strong> (Tungsten Carbide) cho hi\u1ec7u qu\u1ea3 ph\u00e1 \u0111\u00e1 t\u1ed1t h\u01a1n.<\/li>\n<li><strong>B\u00faa \u0111\u1eadp th\u1ee7y l\u1ef1c c\u00f3 l\u1ef1c \u0111\u1eadp \u2265 4.5 t\u1ea5n<\/strong>, t\u1ed1c \u0111\u1ed9 \u0111\u1eadp l\u1edbn v\u00e0 c\u00f3 c\u01a1 c\u1ea5u gi\u1ea3m rung \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u0169i.<\/li>\n<li>V\u1edbi \u0111\u00e1 granit h\u1ea1t th\u00f4, n\u00ean ch\u1ecdn <strong>m\u0169i khoan d\u1ea1ng r\u0103ng d\u1eb9t d\u00e0y<\/strong>, \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng &#8220;g\u1eb7m&#8221; v\u00e0 tr\u00e1nh b\u1ecb b\u1eadt ng\u01b0\u1ee3c l\u1ef1c.<\/li>\n<\/ul>\n<p>T\u00f9y t\u1eebng lo\u1ea1i \u0111\u1ecba t\u1ea7ng c\u1ee5 th\u1ec3 (\u0111\u00e1 g\u00e3y n\u1ee9t, \u0111\u00e1 nguy\u00ean kh\u1ed1i, \u0111\u00e1 phong h\u00f3a&#8230;), n\u00ean trao \u0111\u1ed5i v\u1edbi k\u1ef9 thu\u1eadt vi\u00ean ho\u1eb7c \u0111\u01a1n v\u1ecb cung c\u1ea5p \u0111\u1ec3 l\u1ef1a ch\u1ecdn \u0111\u00fang m\u0169i ph\u00f9 h\u1ee3p.<\/p>\n<hr \/>\n<h3>K\u1ef9 thu\u1eadt khoan k\u1ebft h\u1ee3p: \u0111\u1eadp \u2013 xoay ho\u1eb7c khoan b\u1eb1ng \u1ed1ng v\u00e1ch t\u0103ng c\u01b0\u1eddng<\/h3>\n<p>Ngo\u00e0i thay \u0111\u1ed5i thi\u1ebft b\u1ecb, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng ph\u1ed1i h\u1ee3p c\u0169ng \u0111em l\u1ea1i hi\u1ec7u qu\u1ea3 cao:<\/p>\n<ul>\n<li><strong>K\u1ebft h\u1ee3p \u0111\u1eadp v\u00e0 xoay<\/strong>: D\u00f9ng m\u00e1y khoan xoay ch\u1eadm \u0111\u1ec3 xoay nh\u1eb9 m\u0169i trong khi \u0111\u1eadp, gi\u00fap m\u00e0i ph\u00e1 m\u1eb7t \u0111\u00e1 \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n.<\/li>\n<li><strong>Khoan b\u1eb1ng \u1ed1ng v\u00e1ch t\u0103ng c\u01b0\u1eddng<\/strong>: Khi g\u1eb7p \u0111\u00e1 t\u1ea7ng s\u00e2u, d\u00f9ng \u1ed1ng v\u00e1ch th\u00e9p v\u00e0 b\u00faa rung \u0111\u1ec3 h\u1ea1 s\u00e2u, sau \u0111\u00f3 khoan \u0111\u1eadp b\u00ean trong.<\/li>\n<li><strong>D\u00f9ng ph\u1ee5 gia b\u00f4i tr\u01a1n ho\u1eb7c l\u00e0m m\u00e1t m\u0169i khoan<\/strong> nh\u01b0 n\u01b0\u1edbc tu\u1ea7n ho\u00e0n, gi\u1ea3m m\u00e0i m\u00f2n v\u00e0 ch\u1ed1ng k\u1eb9t m\u0169i.<\/li>\n<\/ul>\n<p>K\u1ef9 thu\u1eadt khoan n\u00e0y \u0111\u00f2i h\u1ecfi thi\u1ebft b\u1ecb \u0111\u1ed3ng b\u1ed9 v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 kinh nghi\u1ec7m. N\u1ebfu \u00e1p d\u1ee5ng \u0111\u00fang c\u00e1ch, c\u00f3 th\u1ec3 r\u00fat ng\u1eafn th\u1eddi gian thi c\u00f4ng xu\u1ed1ng 30\u201340% so v\u1edbi khoan \u0111\u1eadp \u0111\u01a1n thu\u1ea7n.<\/p>\n<hr \/>\n<h3>T\u00ednh to\u00e1n chi ph\u00ed v\u00e0 th\u1eddi gian khi g\u1eb7p \u0111\u1ecba t\u1ea7ng kh\u00f3 thi c\u00f4ng<\/h3>\n<p>M\u1ed9t trong nh\u1eefng sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p l\u00e0 <strong>ch\u1ee7 \u0111\u1ea7u t\u01b0 kh\u00f4ng d\u1ef1 ph\u00f2ng chi ph\u00ed t\u0103ng khi g\u1eb7p l\u1edbp \u0111\u00e1<\/strong>, khi\u1ebfn d\u1ef1 to\u00e1n thi\u1ebfu h\u1ee5t ho\u1eb7c ph\u1ea3i thay \u0111\u1ed5i nh\u00e0 th\u1ea7u gi\u1eefa ch\u1eebng. C\u00e1c y\u1ebfu t\u1ed1 c\u1ea7n t\u00ednh \u0111\u1ebfn g\u1ed3m:<\/p>\n<ul>\n<li><strong>Chi ph\u00ed thay m\u0169i khoan chuy\u00ean d\u1ee5ng<\/strong> (\u0111\u1eaft g\u1ea5p 2\u20133 l\u1ea7n m\u0169i th\u01b0\u1eddng)<\/li>\n<li><strong>Th\u1eddi gian thi c\u00f4ng k\u00e9o d\u00e0i th\u00eam 20\u201350%<\/strong> n\u1ebfu kh\u00f4ng c\u00f3 gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt ph\u00f9 h\u1ee3p<\/li>\n<li><strong>Chi ph\u00ed thu\u00ea c\u1ea9u ho\u1eb7c nh\u00e2n c\u00f4ng x\u1eed l\u00fd s\u1ef1 c\u1ed1 m\u0169i k\u1eb9t<\/strong><\/li>\n<\/ul>\n<p>V\u00ec v\u1eady, n\u00ean kh\u1ea3o s\u00e1t \u0111\u1ecba ch\u1ea5t k\u1ef9 tr\u01b0\u1edbc khi ch\u1ecdn ph\u01b0\u01a1ng \u00e1n thi c\u00f4ng. Khi thu\u00ea nh\u00e0 th\u1ea7u khoan \u0111\u1eadp c\u00e1p, n\u00ean y\u00eau c\u1ea7u b\u00e1o gi\u00e1 <strong>trong tr\u01b0\u1eddng h\u1ee3p g\u1eb7p \u0111\u00e1<\/strong> \u0111\u1ec3 tr\u00e1nh tranh ch\u1ea5p h\u1ee3p \u0111\u1ed3ng.<\/p>\n<hr \/>\n<h3>Kinh nghi\u1ec7m th\u1ef1c t\u1ebf t\u1eeb c\u00e1c c\u00f4ng tr\u00ecnh \u0111\u00e3 thi c\u00f4ng khoan \u0111\u1eadp v\u00e0o l\u1edbp \u0111\u00e1 c\u1ee9ng<\/h3>\n<p>T\u1ea1i nhi\u1ec1u c\u00f4ng tr\u00ecnh thi c\u00f4ng h\u1ed1 m\u00f3ng ho\u1eb7c khoan kh\u1ea3o s\u00e1t \u0111\u1ecba ch\u1ea5t \u1edf H\u00e0 Giang, Cao B\u1eb1ng, Ngh\u1ec7 An, k\u1ef9 s\u01b0 hi\u1ec7n tr\u01b0\u1eddng cho bi\u1ebft:<\/p>\n<ul>\n<li><strong>D\u00f9ng m\u0169i th\u01b0\u1eddng kh\u00f4ng hi\u1ec7u qu\u1ea3, d\u1ec5 g\u00e3y r\u0103ng<\/strong>, ph\u1ea3i thay b\u1eb1ng m\u0169i h\u1ee3p kim ngay t\u1eeb \u0111\u1ea7u n\u1ebfu nghi c\u00f3 \u0111\u00e1.<\/li>\n<li><strong>Gi\u1ea3m t\u1ed1c \u0111\u1ed9 \u0111\u1eadp v\u00e0 t\u0103ng l\u1ef1c n\u00e9n m\u0169i<\/strong> gi\u00fap h\u1ea1n ch\u1ebf m\u00f2n v\u00e0 ki\u1ec3m so\u00e1t h\u01b0\u1edbng khoan.<\/li>\n<li>M\u1ed9t s\u1ed1 c\u00f4ng tr\u00ecnh \u0111\u00e3 <strong>k\u1ebft h\u1ee3p m\u0169i \u0111\u1eadp v\u1edbi c\u1ecdc khoan xoay<\/strong>, sau \u0111\u00f3 d\u00f9ng m\u00e1y x\u00fac g\u1eafp \u0111\u00e1 l\u1edbn sau khi ph\u00e1 v\u1ee1 kh\u1ed1i \u0111\u00e1 tr\u00ean c\u00f9ng.<\/li>\n<\/ul>\n<p>Nh\u1eefng kinh nghi\u1ec7m n\u00e0y cho th\u1ea5y <strong>t\u00ednh linh ho\u1ea1t v\u00e0 d\u1ef1 ph\u00f2ng k\u1ef9 thu\u1eadt<\/strong> l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t gi\u00fap c\u00f4ng tr\u00ecnh kh\u00f4ng b\u1ecb \u0111\u00ecnh tr\u1ec7.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Khi m\u0169i khoan \u0111\u1eadp g\u1eb7p \u0111\u00e1 granit ho\u1eb7c \u0111\u1ecba ch\u1ea5t c\u1ee9ng, c\u1ea7n x\u00e1c \u0111\u1ecbnh nhanh d\u1ea5u hi\u1ec7u v\u00e0 kh\u00f4ng c\u1ed1 khoan ti\u1ebfp b\u1eb1ng thi\u1ebft b\u1ecb th\u00f4ng th\u01b0\u1eddng.<\/li>\n<li>N\u00ean thay m\u0169i khoan h\u1ee3p kim c\u1ee9ng, k\u1ebft h\u1ee3p v\u1edbi b\u00faa \u0111\u1eadp c\u00f3 l\u1ef1c m\u1ea1nh v\u00e0 k\u1ef9 thu\u1eadt khoan h\u1ed7 tr\u1ee3.<\/li>\n<li>Ch\u1ee7 \u0111\u1ea7u t\u01b0 v\u00e0 nh\u00e0 th\u1ea7u c\u1ea7n d\u1ef1 ph\u00f2ng chi ph\u00ed \u2013 th\u1eddi gian \u0111\u1ec3 tr\u00e1nh b\u1ecb \u0111\u1ed9ng khi g\u1eb7p \u0111\u1ecba t\u1ea7ng ph\u1ee9c t\u1ea1p.<\/li>\n<li>L\u1ef1a ch\u1ecdn \u0111\u01a1n v\u1ecb c\u00f3 kinh nghi\u1ec7m th\u1ef1c t\u1ebf v\u00e0 thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p l\u00e0 gi\u1ea3i ph\u00e1p b\u1ec1n v\u1eefng cho thi c\u00f4ng khoan \u0111\u1eadp c\u00e1p chuy\u00ean nghi\u1ec7p.<\/li>\n<\/ul>\n<hr \/>\n<p>N\u1ebfu b\u1ea1n c\u1ea7n <strong>t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt ho\u1eb7c thu\u00ea thi\u1ebft b\u1ecb khoan \u0111\u1eadp, m\u0169i khoan h\u1ee3p kim<\/strong>, h\u00e3y li\u00ean h\u1ec7:<\/p>\n<p><strong>C\u00f4ng ty TNHH Hanoi Vietnam<\/strong><br \/>\n<strong>Tr\u1ee5 s\u1edf:<\/strong> S\u1ed1 35, L\u00f4 BT3, Khu \u0111\u00f4 th\u1ecb m\u1edbi \u0110\u1eb7ng X\u00e1 2, \u0110\u1eb7ng X\u00e1, Gia L\u00e2m, H\u00e0 N\u1ed9i<br \/>\n<strong>Kho b\u00e3i:<\/strong> Th\u00f4n Ph\u00f9 D\u1ef1c 1, x\u00e3 Ph\u00f9 \u0110\u1ed5ng, huy\u1ec7n Gia L\u00e2m, H\u00e0 N\u1ed9i<br \/>\n<strong>Hotline:<\/strong> 0906601755<br \/>\n<strong>Website:<\/strong> <a href=\"https:\/\/mayxaydunghanoi.com\/\">Mayxaydunghanoi.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt x\u1eed l\u00fd khi m\u0169i khoan \u0111\u1eadp g\u1eb7p \u0111\u00e1 granit, \u0111\u1ea5t s\u00e9t k\u1ebft ho\u1eb7c \u0111\u1ecba ch\u1ea5t c\u1ee9ng trong qu\u00e1 tr\u00ecnh khoan \u0111\u1eadp c\u00e1p c\u00f4ng tr\u00ecnh. Trong thi c\u00f4ng khoan c\u1ecdc nh\u1ed3i, khoan l\u1ea5y m\u1eabu \u0111\u1ecba ch\u1ea5t hay thi c\u00f4ng h\u1ed1 m\u00f3ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p khoan \u0111\u1eadp c\u00e1p, vi\u1ec7c g\u1eb7p ph\u1ea3i l\u1edbp \u0111\u00e1 granit, \u0111\u00e1 g\u1ed1c, \u0111\u1ea5t s\u00e9t k\u1ebft ho\u1eb7c c\u00e1c \u0111\u1ecba t\u1ea7ng si\u00eau c\u1ee9ng l\u00e0 \u0111i\u1ec1u ho\u00e0n&#8230;<\/p>\n","protected":false},"author":1,"featured_media":4749,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-5412","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v26.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u00e1ch x\u1eed l\u00fd khi m\u0169i khoan \u0111\u1eadp g\u1eb7p \u0111\u00e1 granit ho\u1eb7c l\u1edbp \u0111\u1ecba ch\u1ea5t c\u1ee9ng - Hanoi Vietnam Co., Ltd<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mayxaydunghanoi.com\/vi\/cach-xu-ly-khi-mui-khoan-dap-gap-da-granit-hoac-lop-dia-chat-cung\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C\u00e1ch x\u1eed l\u00fd khi m\u0169i khoan \u0111\u1eadp g\u1eb7p \u0111\u00e1 granit ho\u1eb7c l\u1edbp \u0111\u1ecba ch\u1ea5t c\u1ee9ng\" \/>\n<meta property=\"og:description\" content=\"H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt x\u1eed l\u00fd khi m\u0169i khoan \u0111\u1eadp g\u1eb7p \u0111\u00e1 granit, \u0111\u1ea5t s\u00e9t k\u1ebft ho\u1eb7c \u0111\u1ecba ch\u1ea5t c\u1ee9ng trong qu\u00e1 tr\u00ecnh khoan \u0111\u1eadp c\u00e1p c\u00f4ng tr\u00ecnh. 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