{"id":15952,"date":"2024-11-30T08:37:22","date_gmt":"2024-11-30T08:37:22","guid":{"rendered":"http:\/\/quartz-grinding.com\/?p=15952"},"modified":"2024-11-30T08:40:47","modified_gmt":"2024-11-30T08:40:47","slug":"quality-requirements-for-quartz-sand-for-different-types-of-glass","status":"publish","type":"post","link":"https:\/\/www.quartz-grinding.com\/ko\/quality-requirements-for-quartz-sand-for-different-types-of-glass\/","title":{"rendered":"\ub2e4\uc591\ud55c \uc720\ub9ac \uc885\ub958\uc5d0 \ub300\ud55c \uc11d\uc601 \ubaa8\ub798 \ud488\uc9c8 \uc9c0\uc218"},"content":{"rendered":"

1. \uc18c\uac1c<\/strong><\/h2>\n\n\n\n

\uc774\uc0b0\ud654\uaddc\uc18c\ub294 \uc720\ub9ac\uc758 \uc8fc\uc694 \uc131\ubd84\uc785\ub2c8\ub2e4. \uc720\ub9ac\uac00 \ub192\uc740 \uac15\ub3c4\uc640 \uc88b\uc740 \ud654\ud559\uc801 \uc548\uc815\uc131\uc744 \uac16\ub3c4\ub85d \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc11d\uc601\ubaa8\ub798<\/a> \uc774\uc0b0\ud654\uaddc\uc18c\uc758 \uc8fc\uc694 \uacf5\uae09\uc6d0\uc774\ubbc0\ub85c \uc11d\uc601\ubaa8\ub798\ub294 \uc720\ub9ac\uc758 \uc8fc\uc694 \uc0b0\uc5c5\uc6a9 \uad11\ubb3c \uc6d0\ub8cc\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uc11d\uc601 \ubaa8\ub798\uc5d0 \ub300\ud55c \uc720\ub9ac\uc758 \ud488\uc9c8 \uc694\uad6c \uc0ac\ud56d\uc740 \uc8fc\ub85c \ud654\ud559 \uc131\ubd84, \uc548\uc815\uc131 \ubc0f \uc785\uc790 \ud06c\uae30\uc758 \uc138 \uac00\uc9c0 \uce21\uba74\uc5d0 \ubc18\uc601\ub429\ub2c8\ub2e4. \uc720\ub9ac \uc81c\ud488\ub9c8\ub2e4 \uc11d\uc601 \ubaa8\ub798\uc5d0 \ub300\ud55c \ud488\uc9c8 \uc694\uad6c \uc0ac\ud56d\uc774 \ub2e4\ub985\ub2c8\ub2e4. \uc774 \ud14d\uc2a4\ud2b8\uc5d0\uc11c \uc5b8\uae09\ud55c \uc720\ub9ac \uc720\ud615\uc740 \uc8fc\ub85c \ub2e4\uc74c\uc744 \ub9d0\ud569\ub2c8\ub2e4. \ud310\uc720\ub9ac, \ucd08\ud22c\uba85 \uc720\ub9ac \ubc0f \ud0dc\uc591\uad11 \uc720\ub9ac. \uc544\ub798\uc5d0\uc11c \uc790\uc138\ud788 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

2. \uc11d\uc601\ubaa8\ub798\uc758 \ud488\uc9c8\uc9c0\uc218 \ucc28\uc774 <\/strong><\/h2>\n\n\n\n

<\/p>\n\n\n\n

2.1. \ud3c9\ud310 \uc720\ub9ac<\/strong><\/h3>\n\n\n\n
\"\"<\/figure>\n\n\n\n

\uc21c\ub3c4 \uc694\uad6c \uc0ac\ud56d<\/strong>: \uc774\uc0b0\ud654\uaddc\uc18c(SiO2) \ud568\ub7c9\uc774 97% \uc774\uc0c1\uc5d0 \ub3c4\ub2ec\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\u200c\uc785\uc790 \ud06c\uae30<\/strong>:\u200c \uc11d\uc601\ubaa8\ub798\uc758 \uc785\uc790 \ud06c\uae30\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc57d 70\u03bcm-350\u03bcm\uc758 \ud2b9\uc815 \ubc94\uc704\ub97c \ucda9\uc871\ud574\uc57c \ud558\uba70, \uc774 \ubc94\uc704\uc758 \ub204\uc801 \uc9c8\ub7c9 \ubd84\uc728\uc740 90%\u200c \uc774\uc0c1\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\u200c\ubd88\uc21c\ubb3c \ud568\ub7c9<\/strong>\u200c : \uc11d\uc601\ubaa8\ub798 \uc911 \ubd88\uc21c\ubb3c \ucd1d \ud568\ub7c9\uc740 25\u03bcg\/g \uc774\ud558\uc774\uc5b4\uc57c \ud558\uba70, \uc774 \uc911 \uce7c\ub968\uacfc \ub098\ud2b8\ub968 <\/a>\ud568\ub7c9\uc740 2.5\u03bcg\/g\u200c \ubbf8\ub9cc\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\u200c\uc810\ud654 \uc190\uc2e4<\/strong>\u200c: 0.01%\u200c\ubcf4\ub2e4 \uc791\uac70\ub098 \uac19\uc544\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

2.2. \ucd08\ud22c\uba85 \uc720\ub9ac<\/strong><\/h3>\n\n\n\n
\"\"<\/figure>\n\n\n\n

\ucca0\ubd84 \ud568\ub7c9<\/strong>: \ucd08\ud22c\uba85 \uc720\ub9ac\ub294 \uc11d\uc601 \ubaa8\ub798\uc758 \ucca0\ubd84 \ud568\ub7c9\uc5d0 \ub300\ud55c \ub9e4\uc6b0 \uc5c4\uaca9\ud55c \uc694\uad6c \uc0ac\ud56d\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ucca0\ubd84 \ud568\ub7c9\uc774 \ub108\ubb34 \ub192\uc73c\uba74 \ube5b\uc774 \uac10\uc18c\ud569\ub2c8\ub2e4. \ud22c\uacfc\uc728 <\/a>\uc720\ub9ac\uc758 \uacbd\uc6b0, \ucd08\ud22c\uba85 \uc720\ub9ac\uc6a9 \uc11d\uc601 \ubaa8\ub798\uc758 \ucca0 \ud568\ub7c9\uc740 150ppm \uc774\ud558\ub85c \uc81c\uc5b4\ud574\uc57c \ud558\uba70, \uad6c\uccb4\uc801\uc778 \uc9c0\ud45c\ub294 \u03c1Fe2O3\u2264150\u00d710-6, \u03c1Fe\u226480\u00d710-6\u200c12\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc785\uc790 \ud06c\uae30<\/strong>: \uc11d\uc601 \ubaa8\ub798\uc758 \uc785\uc790 \ud06c\uae30\ub294 \ucd08\ud22c\uba85 \uc720\ub9ac\uc758 \ud488\uc9c8\uc5d0 \uc911\uc694\ud55c \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc785\uc790 \ud06c\uae30\ub294 \uc57d 0.71-0.104mm\uc5ec\uc57c \ud558\uba70 0.104mm \ubbf8\ub9cc\uc758 \uc785\uc790 \ube44\uc728\uc740 5%\ub97c \ucd08\uacfc\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \uc0dd\uc0b0 \uc911 \uc548\uc815\uc131\uacfc \uc720\ub9ac\uc758 \ud488\uc9c8\uc744 \ubaa8\ub450 \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uae30\ud0c0 \ubd88\uc21c\ubb3c<\/strong>\u200c: \ucca0 \ud568\ub7c9 \uc678\uc5d0 \ub2e4\ub978 \uc720\ud574 \ubd88\uc21c\ubb3c \ud568\ub7c9\ub3c4 \uc81c\uc5b4\ud574\uc57c \ud569\ub2c8\ub2e4. \ud2f0\ud0c0\ub284 \ud568\ub7c9\uc740 300ppm\uc744 \ucd08\uacfc\ud574\uc11c\ub294 \uc548 \ub418\uba70, \ub0b4\ud654\uc131 \uc911\uae08\uc18d \ucd1d\ub7c9\uc740 \u22645ppm(Cr2O3\ub85c \uce21\uc815)\uc774\uc5b4\uc57c \ud558\uba70, \ub2e8\uc77c \uc785\uc790\uc758 \uc9c1\uacbd\uc740 \u22640.25mm\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

2.3. \ud0dc\uc591\uad11 \uc720\ub9ac<\/strong><\/h3>\n\n\n\n
\"\"<\/figure>\n\n\n\n

\u200c\uc774\uc0b0\ud654\uaddc\uc18c(SiO\u2082) \ud568\ub7c9<\/strong>\u200c: \uc11d\uc601 \ubaa8\ub798\uc758 \uc774\uc0b0\ud654\uaddc\uc18c \ud568\ub7c9\uc740 99.99% \uc774\uc0c1\uc774\uc5b4\uc57c \ud558\uba70, \uc774\ub294 \ud0dc\uc591\uad11 \uc720\ub9ac\uc758 \ud488\uc9c8\uacfc \uc131\ub2a5\uc744 \ubcf4\uc7a5\ud558\ub294 \ud575\uc2ec \uc694\uc18c\uc785\ub2c8\ub2e4\u200c.<\/p>\n\n\n\n

\u200c\u200c\ucca0\ubd84 \ud568\ub7c9<\/strong>\u200c: \ud0dc\uc591\uad11 \uc720\ub9ac\uc758 \uc11d\uc601 \ubaa8\ub798\uc758 \ucca0 \ud568\ub7c9\uc740 100ppm\uc744 \ucd08\uacfc\ud574\uc11c\ub294 \uc548 \ub418\uba70, \uc774\ub807\uac8c \ud558\uba74 \uac00\uc2dc\uad11\uc120\uc758 \ud761\uc218\ub97c \uc904\uc774\uace0 \ube5b\uc758 \ud22c\uacfc\uc728\uacfc \ubcc0\ud658 \ud6a8\uc728\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.\u200c<\/p>\n\n\n\n

\ud2f0\ud0c0\ub284 \ud568\ub7c9<\/strong>\u200c: \uc11d\uc601\ubaa8\ub798\uc758 \uc774\uc0b0\ud654\ud2f0\ud0c0\ub284 \ud568\ub7c9\uc740 300ppm\uc744 \ucd08\uacfc\ud574\uc11c\ub294 \uc548 \ub418\uba70, \uc774\ub294 \ube5b \ud22c\uacfc\uc728\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0 \uc720\ub9ac\uc758 \ud22c\uba85\ub3c4\ub97c \uac1c\uc120\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\u200c\ubd88\uc21c\ubb3c \ud568\ub7c9<\/strong>\u200c: \ubd88\uc21c\ubb3c\uc758 \ucd1d \ud568\ub7c9\uc740 25\u03bcg\/g\ub97c \ub118\uc9c0 \uc54a\uc544\uc57c \ud569\ub2c8\ub2e4. \uce7c\ub968, \ub9ac\ud2ac \ubc0f \ub098\ud2b8\ub968\uc758 \ucd1d \ud568\ub7c9\uc740 2.5\u03bcg\/g \ubbf8\ub9cc\uc774\uc5b4\uc57c \ud558\uba70, \ucca0(Fe)\uc740 0.5\u03bcg\/g \ubbf8\ub9cc\uc774\uc5b4\uc57c \ud558\uba70, \uc54c\ub8e8\ubbf8\ub284(Al)\uc740 20\u03bcg\/g \ubbf8\ub9cc\uc774\uc5b4\uc57c \ud558\uba70, \uce7c\uc298(Ca)\uc740 1\u03bcg\/g \ubbf8\ub9cc\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubd88\uc21c\ubb3c\uc758 \ud568\ub7c9\uc744 \uc81c\uc5b4\ud558\ub294 \uac83\uc740 \uace0\uc628\uc5d0\uc11c \ud0dc\uc591 \uc804\uc9c0 \uc720\ub9ac\uac00 \ubcc0\ud615\ub418\uace0 \uacb0\uc815\ud654\ub418\ub294 \uac83\uc744 \ubc29\uc9c0\ud558\ub294 \ub370 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc785\uc790 \ud06c\uae30<\/strong>\u200c: \uc785\uc790 \ud06c\uae30\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 70~350\u03bcm \uc815\ub3c4\uc5ec\uc57c \ud558\uba70, \uc774 \ubc94\uc704\uc758 \ub204\uc801 \uc9c8\ub7c9 \ubd84\uc728\uc740 90% \uc774\uc0c1\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubaa8\uc2b5<\/strong>: \uc11d\uc601\ubaa8\ub798\ub294 \uc77c\uc815 \uc218\uc900\uc758 \ud22c\uba85\ub3c4\ub97c \uac00\uc9c4 \ud770\uc0c9 \uc785\uc790\uc5ec\uc57c \ud558\uba70, \uc774\ub97c \ud1b5\ud574 \ud0dc\uc591\uc804\uc9c0 \uc720\ub9ac\uc758 \ube5b \ud22c\uacfc\uc131\uc744 \ud655\ubcf4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

3. \uc694\uc57d<\/strong><\/h2>\n\n\n\n

\uc11d\uc601 \ubaa8\ub798\ub294 \ub2e8\ub2e8\ud558\uace0 \ub0b4\ub9c8\ubaa8\uc131\uc774 \uc788\uc73c\uba70 \ud654\ud559\uc801\uc73c\ub85c \uc548\uc815\ub41c \uaddc\uc0b0\uc5fc \uad11\ubb3c\uc758 \ud55c \uc885\ub958\uc785\ub2c8\ub2e4. \uace0\uc21c\ub3c4 \uc11d\uc601 \ubaa8\ub798\ub294 \ud22c\uba85\ub3c4\uac00 \ub192\uace0 \uad11\ud559\uc801 \ud2b9\uc131\uc774 \uc88b\uc740 \uc720\ub9ac\ub97c \uc0dd\uc0b0\ud560 \uc218 \uc788\uc73c\uba70 \ub2e4\uc591\ud55c \uc720\ud615\uc758 \uc720\ub9ac \uc0dd\uc0b0\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4. \uc11d\uc601 \ubaa8\ub798\uc758 \uc785\uc790 \ud06c\uae30\uc640 \ubaa8\uc591\uc740 \uc720\ub9ac \uc81c\uc870\uc5d0 \uc911\uc694\ud55c \uc601\ud5a5\uc744 \ubbf8\uce5c\ub2e4\ub294 \uc810\uc5d0 \uc720\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \ubd84\uc1c4 \ubc0f \ubd84\ub958 \ud6c4\uc5d0\uc57c \ucc9c\uc5f0 \uc11d\uc601 \ubaa8\ub798\uac00 \uc720\ub9ac \uc81c\uc870\ub97c \uc704\ud55c \uc790\uaca9\uc744 \uac16\ucd98 \uc6d0\ub8cc\uac00 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uade0\uc77c\ud55c \uc785\uc790 \ud06c\uae30\ub294 \uc720\ub9ac \uc561\uccb4\uc758 \uc720\ub3d9\uc131\uacfc \uade0\uc77c\uc131\uc5d0 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \ub3d9\uc2dc\uc5d0 \uc11d\uc601 \ubaa8\ub798\uc758 \uc0b0\uc5c5\uc801 \uac00\uce58\ub97c \ub192\uc774\uae30 \uc704\ud574\uc11c\ub294 \ud45c\uba74\uc744 \uac1c\uc9c8\ud558\uc5ec \uc720\uae30 \uc911\ud569\uccb4\uc640\uc758 \ud638\ud658\uc131\uacfc \ubd84\uc0b0\uc131\uc744 \uac1c\uc120\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uce6d\ub2e4\uc624 \uc5d0\ud53d \ud30c\uc6b0\ub354 \uae30\uacc4 \uc720\ud55c\ud68c\uc0ac<\/em><\/strong><\/em><\/strong>.<\/a> \uc774\ub2e4 \uc81c\uc870\uc5c5\uccb4<\/a> \ubd84\ub9d0 \uac00\uacf5 \uc7a5\ube44 \uc0dd\uc0b0\uc744 \uc804\ubb38\uc73c\ub85c \ud569\ub2c8\ub2e4. <\/mark><\/p>\n\n\n\n

\uc774 \ud68c\uc0ac\uc758 \uc81c\ud488\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <\/strong><\/strong><\/p>\n\n\n\n

– \ubc00<\/mark>: \ubcfc \ubc00<\/a>\ub864\ub7ec \ubc00, \uc81c\ud2b8 \ubc00, \uc5d0\uc5b4 \ubd84\ub958 \ubc00(ACM), \uc9c4\ub3d9 \ubc00 \ubc0f \uc784\ud329\ud2b8 \ubc00 \ub4f1.<\/strong><\/p>\n\n\n\n

– \ubd84\ub958\uc790<\/mark>: \uacf5\uae30 \ubd84\ub958\uae30 4\uac1c \uc2dc\ub9ac\uc988: \uace0\uc628 \ud14c\uc2a4\ud2b8<\/a>, (\uc8fc)\uc544\uc774\ud2f0\uc528\uc528<\/a>, MBS \ubc0f CTC.<\/strong><\/p>\n\n\n\n

– \uc218\uc815\uc790<\/mark>: \ud540\ubc00 \uac1c\uc9c8\uae30, \ud130\ubcf4\ubc00 \uac1c\uc9c8\uae30, 3\ub864\ub7ec \uac1c\uc9c8\uae30 \ub4f1.<\/strong><\/p>\n\n\n\n

– \ubcf4\uc870 \uc7a5\ube44<\/mark>: \uc81c\uc5b4 \uce90\ube44\ub2db, \uc9d1\uc9c4\uae30, \ubc84\ud0b7 \uc5d8\ub9ac\ubca0\uc774\ud130 \ub4f1<\/strong><\/p>\n\n\n\n

– \uace0\uac1d\uc740 \ub610\ud55c \uc790\uc2e0\uc758 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c \uc7a5\ube44\ub97c \ub9de\ucda4 \uc124\uc815\ud560 \uc218 \uc788\uc73c\uba70, \ud55c \uace0\uac1d\ub2f9 \ud558\ub098\uc758 \ub514\uc790\uc778\ub9cc \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/mark><\/strong><\/p>\n\n\n\n

\ub9cc\uc57d \ub2f9\uc2e0\uc774 \uc81c\ud488\uc5d0 \uad00\uc2ec\uc774 \uc788\ub2e4\uba74 \uce6d\ub2e4\uc624 \uc5d0\ud53d<\/a>, \uc81c\ubc1c \uc9c1\uc6d0\uc5d0\uac8c \uc5f0\ub77d\ud558\uc138\uc694 <\/a>\uc9c1\uc811\uc801\uc73c\ub85c, \uadf8\ub4e4\uc740 \ud56d\uc0c1 \ub2f9\uc2e0\uc744 \uc704\ud574 \ubd09\uc0ac\ud569\ub2c8\ub2e4. \u00a0<\/p>\n\n\n\n

\u200c\uc544\ub798\ub294 \uc0ac\uc9c4\uc785\ub2c8\ub2e4 \uce6d\ub2e4\uc624 \uc5d0\ud53d<\/a> \ucc38\uace0\uc6a9\uc73c\ub85c. <\/strong><\/mark><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
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\"\"<\/figure>\n\n\n\n
\"\"<\/figure>","protected":false},"excerpt":{"rendered":"

1. \uc11c\ub860 \uc774\uc0b0\ud654\uaddc\uc18c\ub294 \uc720\ub9ac\uc758 \uc8fc\uc694 \uc131\ubd84\uc785\ub2c8\ub2e4. \uc720\ub9ac\uac00 \ub192\uc740 \uac15\ub3c4\uc640 \uc88b\uc740 \ud654\ud559\uc801 \uc548\uc815\uc131\uc744 \uac16\ub3c4\ub85d \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc11d\uc601 \ubaa8\ub798\ub294 [\u2026]\uc758 \uc8fc\uc694 \uacf5\uae09\uc6d0\uc785\ub2c8\ub2e4.<\/p>","protected":false},"author":1,"featured_media":15953,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[42],"tags":[],"class_list":["post-15952","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"yoast_head":"\nQuality Index for Quartz Sand for Several Types of Glass<\/title>\n<meta name=\"description\" content=\"Different glass have different quality requirements for quartz sand. 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