N\u1ea5u ch\u1ea3y v\u00e0 tinh ch\u1ebf v\u00e0ng sa kho\u00e1ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p gia nhi\u1ec7t c\u1ea3m \u1ee9ng<\/h2>\n
Kh\u00e1ch h\u00e0ng mu\u1ed1n n\u1ea5u ch\u1ea3y 50 kg v\u00e0ng sa kho\u00e1ng ph\u00f9 sa trong 30 ph\u00fat v\u00e0 ti\u1ebfn h\u00e0nh tinh ch\u1ebf s\u01a1 b\u1ed9. V\u00e0ng sa kho\u00e1ng l\u00e0 m\u1ed9t lo\u1ea1i qu\u1eb7ng v\u00e0ng. N\u00f3 c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb qu\u1eb7ng ph\u00f9 sa. \u0110\u00e2y l\u00e0 v\u00e0ng \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh b\u1eb1ng c\u00e1ch t\u00e1ch c\u00e1c m\u1ea1ch v\u00e0ng v\u00e0 th\u1ea1ch anh kh\u1ecfi v\u00e0ng \u0111\u00e1 trong th\u00e2n n\u00fai \u0111\u01b0\u1ee3c r\u1eeda s\u1ea1ch b\u1eb1ng n\u01b0\u1edbc s\u00f4ng. V\u00e0ng l\u00e0 ch\u1ea5t r\u1eafn \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng, c\u00f3 m\u1eadt \u0111\u1ed9 cao, m\u1ec1m, s\u00e1ng v\u00e0 ch\u1ed1ng \u0103n m\u00f2n. \u0110\u00e2y l\u00e0 kim lo\u1ea1i c\u00f3 \u0111\u1ed9 d\u1ebbo t\u1ed1t nh\u1ea5t, ch\u1ec9 \u0111\u1ee9ng sau b\u1ea1ch kim v\u00e0 l\u00e0 m\u1ed9t trong nh\u1eefng kim lo\u1ea1i d\u1ebbo nh\u1ea5t. <\/p>\n
- \n
- \u0110i\u1ec3m n\u00f3ng ch\u1ea3y c\u1ee7a v\u00e0ng: 1064 \u2103.<\/li>\n
- M\u1eadt \u0111\u1ed9 v\u00e0ng: 19,32 g\/ cm\u00b3 (20 \u2103).<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div>
Thi\u1ebft b\u1ecb gia nhi\u1ec7t c\u1ea3m \u1ee9ng \u0111\u1ec3 n\u1ea5u ch\u1ea3y v\u00e0 tinh ch\u1ebf 50 kg v\u00e0ng sa kho\u00e1ng:<\/h3>\n
- \n
- M\u00e1y m\u00f3c: L\u00f2 nung c\u1ea3m \u1ee9ng luy\u1ec7n v\u00e0ng c\u00f4ng su\u1ea5t<\/span> 110 kW v\u00e0 45 kW.<\/a><\/li>\n
- Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9: 1.200 \u2103 – 1.300 \u2103.<\/li>\n
- N\u1ed3i n\u1ea5u kim lo\u1ea1i: N\u1ed3i n\u1ea5u kim lo\u1ea1i \u0111\u1ea5t s\u00e9t v\u00e0 n\u1ed3i n\u1ea5u kim lo\u1ea1i than ch\u00ec nguy\u00ean ch\u1ea5t.<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div>
N\u1ea5u ch\u1ea3y v\u00e0 tinh ch\u1ebf v\u00e0ng Placer:<\/h3>\n
1. Nung n\u00f3ng v\u00e0 n\u1ea5u ch\u1ea3y v\u00e0ng Placer<\/strong>
\n S\u1eed d\u1ee5ng l\u00f2 nung c\u1ea3m \u1ee9ng c\u00f4ng su\u1ea5t 110 kW \u0111\u1ec3 n\u1ea5u ch\u1ea3y 50 kg v\u00e0ng ph\u00f9 sa v\u00e0 r\u00f3t v\u00e0o khu\u00f4n \u0111\u1ec3 t\u1ea1o th\u00e0nh th\u1ecfi v\u00e0ng.<\/p>\n- \n
- S\u1eed d\u1ee5ng n\u1ed3i n\u1ea5u: n\u1ed3i n\u1ea5u \u0111\u1ea5t s\u00e9t than ch\u00ec.<\/li>\n
- Th\u1eddi gian tan ch\u1ea3y: 25 ph\u00fat.<\/li>\n<\/ul>\n
2. Thanh l\u1ecdc th\u1ecfi v\u00e0ng<\/strong>
\n S\u1eed d\u1ee5ng l\u00f2 nung c\u1ea3m \u1ee9ng 45 kW \u0111\u1ec3 nung ch\u1ea3y l\u1ea1i th\u1ecfi v\u00e0ng n\u1eb7ng 20 kg v\u00e0 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t.<\/p>\n- \n
- S\u1eed d\u1ee5ng n\u1ed3i n\u1ea5u: n\u1ed3i n\u1ea5u b\u1eb1ng than ch\u00ec nguy\u00ean ch\u1ea5t.<\/li>\n
- Th\u1eddi gian tan ch\u1ea3y: 20 ph\u00fat.<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div>
H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc<\/h3>\n
Trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m, ch\u00fang t\u00f4i \u0111\u00e3 s\u1eed d\u1ee5ng m\u1ed9t h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc \u0111\u01a1n gi\u1ea3n bao g\u1ed3m m\u1ed9t m\u00e1y b\u01a1m n\u01b0\u1edbc, c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 m\u1ed9t b\u1ec3 ch\u1ee9a n\u01b0\u1edbc. M\u00e1y b\u01a1m n\u01b0\u1edbc b\u01a1m nhi\u1ec7t \u0111\u1ed9 th\u1ea5p c\u1ee7a b\u1ec3 ch\u1ee9a n\u01b0\u1edbc v\u00e0o b\u00ean trong m\u00e1y \u0111\u1ec3 lo\u1ea1i b\u1ecf nhi\u1ec7t sinh ra do ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y. <\/p>\n
\u0110\u1ecdc th\u00eam v\u1ec1 \u1ee9ng d\u1ee5ng n\u1ea5u ch\u1ea3y c\u1ea3m \u1ee9ng<\/a><\/span> .<\/p>\n<\/div><\/div><\/div><\/div><\/div>
- M\u00e1y m\u00f3c: L\u00f2 nung c\u1ea3m \u1ee9ng luy\u1ec7n v\u00e0ng c\u00f4ng su\u1ea5t<\/span> 110 kW v\u00e0 45 kW.<\/a><\/li>\n
![\"\"](\"https:\/\/www.focoinduction.com\/wp-content\/uploads\/2022\/05\/Melting-of-Placer-Gold-with-induction-heating.jpg\")
<\/a><\/div><\/div><\/div>![\"induction](\"https:\/\/www.focoinduction.com\/wp-content\/uploads\/2022\/05\/induction-melting-of-50kg-placer-gold.jpg\")
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