{"id":1735,"date":"2023-08-22T09:31:58","date_gmt":"2023-08-22T09:31:58","guid":{"rendered":"https:\/\/vinamagnet.vn\/?p=1735"},"modified":"2025-10-08T02:32:12","modified_gmt":"2025-10-08T02:32:12","slug":"nam-cham-deo-la-gi-va-nhung-loi-ich","status":"publish","type":"post","link":"https:\/\/vinamagnet.vn\/?p=1735","title":{"rendered":"Nam ch\u00e2m d\u1ebbo l\u00e0 g\u00ec v\u00e0 nh\u1eefng l\u1ee3i \u00edch c\u1ee7a nam ch\u00e2m d\u1ebbo trong qu\u1ea3ng c\u00e1o"},"content":{"rendered":"

C\u00e1c b\u1ea1n th\u01b0\u1eddng s\u1ebd nghe nhi\u1ec1u t\u1edbi ngam ch\u00e2m v\u0129nh c\u1eedu, nam ch\u00e2m \u0111i\u1ec7n\u2026 l\u00e0 nh\u1eefng lo\u1ea1i nam ch\u00e2m c\u1ef1c k\u00ec ph\u1ed5 bi\u1ebfn hi\u1ec7n nay. Nh\u01b0ng khi nh\u1eafc t\u1edbi nam ch\u00e2m d\u1ebbo th\u00ec ch\u01b0a ch\u1eafc c\u00e1c b\u1ea1n \u0111\u00e3 bi\u1ebft t\u1edbi. V\u1eady nam ch\u00e2m d\u1ebbo l\u00e0 g\u00ec v\u00e0 nh\u1eefng nh\u1eefng l\u1ee3i \u00edch c\u1ee7a nam ch\u00e2m d\u1ebbo trong qu\u1ea3ng c\u00e1o. H\u00e3y c\u00f9ng tham kh\u1ea3o b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin chi ti\u1ebft v\u1ec1 nam ch\u00e2m d\u1ebbo v\u00e0 nam ch\u00e2m qu\u1ea3ng c\u00e1o nh\u00e9.<\/strong><\/em><\/p>\n

1.NAM CH\u00c2M D\u1ebaO L\u00c0 G\u00cc?<\/strong><\/h2>\n

Nam ch\u00e2m d\u1ebbo l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i nam ch\u00e2m c\u00f3 t\u00ednh \u0111\u00e0n h\u1ed3i cao, c\u00f3 kh\u1ea3 n\u0103ng u\u1ed1n cong v\u00e0 c\u00f3 th\u1ec3 co gi\u00e3n m\u00e0 kh\u00f4ng b\u1ecb h\u01b0 h\u1ecfng g\u00ec. Nam ch\u00e2m d\u1ebbo \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng c\u00e1ch l\u00e0 pha tr\u1ed9n m\u1ed9t s\u1ed1 h\u1ee3p ch\u1ea5t cao su t\u1ed5ng h\u1ee3p, ferrite v\u00e0 c\u00e1c ch\u1ea5t ph\u1ee5 gia kh\u00e1c.<\/p>\n

2.NAM CH\u00c2M D\u1ebaO \u0110\u01af\u1ee2C S\u1ea2N XU\u1ea4T \u0110\u1ea6U TI\u00caN V\u00c0O N\u0102M N\u00c0O?<\/strong><\/h2>\n

Nam ch\u00e2m d\u1ebbo \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u00e0o n\u0103m 2001, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u1ee7a Hoa K\u00ec \u0111\u00e3 c\u00f4ng b\u1ed1 h\u1ecd l\u00e0 nh\u1eefng ng\u01b0\u1eddi \u0111\u1ea7u ti\u00ean ch\u1ebf t\u1ea1o ra nam ch\u00e2m d\u1ebbo. Tuy nhi\u00ean, c\u00e1c k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u v\u1eabn c\u00f2n nhi\u1ec1u h\u1ea1n ch\u1ebf v\u00ec c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y ch\u1ec9 c\u00f3 th\u1ec3 hi\u1ec7n \u0111\u01b0\u1ee3c nh\u1eefng \u0111\u1eb7c t\u00ednh c\u1ee7a nhi\u1ec7t \u0111\u1ed9 l\u00e0 g\u1ea7n kho\u1ea3ng -270 \u0111\u1ed9 C.<\/p>\n

\"nam<\/p>\n

V\u00e0 sau \u0111\u00f3 th\u00ec m\u1ed9t nh\u00f3m l\u00e0m vi\u1ec7c t\u1ea1i Durham (Anh) \u0111\u00e3 t\u1ea1o n\u00ean m\u1ed9t s\u1ef1 \u0111\u1ed9t ph\u00e1 m\u1edbi. H\u1ecd \u0111\u00e3 th\u1ef1c hi\u1ec7n ch\u1ebf t\u1ea1o ra nam ch\u00e2m d\u1ebbo c\u00f3 \u0111\u1ea7y \u0111\u1ee7 nh\u1eefng \u0111\u1eb7c t\u00ednh ngay khi \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng b\u00ecnh th\u01b0\u1eddng. Sau \u0111\u00f3, c\u00e1c lo\u1ea1i s\u1ea3n ph\u1ea9m n\u00e0y \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ea5t nhi\u1ec1u v\u00e0o cu\u1ed9c s\u1ed1ng h\u1eb1ng ng\u00e0y.<\/p>\n

3.\u0110\u1eb6C T\u00cdNH S\u1ea2N PH\u1ea8M<\/strong><\/h2>\n

Kh\u00e1c v\u1edbi nh\u1eefng lo\u1ea1i nam ch\u00e2m r\u1eafn kh\u00e1c th\u00ec \u0111\u1ed9 c\u1ee9ng s\u1ebd kh\u00f4ng b\u1eb1ng, tuy nhi\u00ean th\u00ec b\u00f9 l\u1ea1i lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m kh\u00e1c nhau nh\u01b0 sau:<\/p>\n

Nam ch\u00e2m d\u1ebbo c\u00f3 th\u1ec3 u\u1ed1n cong ho\u1eb7c c\u1eaft th\u00e0nh nhi\u1ec1u h\u00ecnh d\u1ea1ng kh\u00e1c nhau. \u0110a d\u1ea1ng c\u00e1c h\u00ecnh th\u00f9, nhi\u1ec1u h\u00ecnh d\u1ea1ng nh\u01b0 l\u00e0: h\u00ecnh v\u00f2ng tr\u00f2n, A4 hay c\u00e1c d\u1ea1ng h\u00ecnh h\u1ecdc kh\u00e1c, d\u1ea1ng h\u00ecnh d\u00e2y\u2026<\/p>\n

4.NH\u1eeeNG L\u1ee2I \u00cdCH C\u1ee6A NAM CH\u00c2M D\u1ebaO TRONG QU\u1ea2NG C\u00c1O<\/strong><\/h2>\n

Nam ch\u00e2m d\u1ebbo hay nam ch\u00e2m qu\u1ea3ng c\u00e1o \u0111ang l\u00e0 m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c qu\u1ea3ng c\u00e1o c\u1ef1c k\u1ef3 hi\u1ec7u qu\u1ea3 v\u00e0 chi ph\u00ed th\u1ea5p. Mang t\u1edbi hi\u1ec7u qu\u1ea3 cao cho doanh nghi\u1ec7p v\u00e0 \u0111\u01b0a t\u1edbi kh\u00e1ch h\u00e0ng m\u1ed9t c\u00e1ch nhanh nh\u1ea5t.<\/p>\n

Ch\u00fang c\u1ef1c k\u00ec linh ho\u1ea1t trong c\u00e1c d\u1ef1 \u00e1n qu\u1ea3ng c\u00e1o, c\u00f3 th\u1ec3 l\u00e0 nh\u1eefng v\u1eadt ph\u1ea9m t\u1eb7ng k\u00e8m, v\u1eadt ph\u1ea9m khuy\u1ebfn m\u1ea1i. Cho d\u00f9 l\u00e0 h\u00ecnh th\u1ee9c qu\u1ea3ng c\u00e1o n\u00e0o th\u00ec ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c ph\u00e1t huy v\u00e0 \u0111em \u0111\u1ebfn hi\u1ec7u qu\u1ea3 khi kh\u00e1ch h\u00e0ng d\u00e1n ch\u00fang \u1edf c\u1eeda ra v\u00e0o hay tr\u00ean t\u1ee7 l\u1ea1nh\u2026<\/p>\n

4.1 CHI PH\u00cd R\u1eba, M\u1ee8C \u0110\u1ed8 \u1ee8NG D\u1ee4NG S\u1ea2N PH\u1ea8M CAO<\/strong><\/h3>\n

S\u1eed d\u1ee5ng decal nam ch\u00e2m d\u1ebbo nh\u01b0 l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p h\u1ee3p l\u00fd v\u00e0 t\u1ed1i \u01b0u. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 d\u00e1n l\u00ean nh\u1eefng ph\u01b0\u01a1ng ti\u1ec7n c\u00f4ng c\u1ed9ng. Ch\u00ednh b\u1eb1ng h\u00ecnh th\u1ee9c n\u00e0y th\u00ec ph\u1ea1m vi nam ch\u00e2m qu\u1ea3ng c\u00e1o \u0111\u01b0\u1ee3c lan r\u1ed9ng h\u01a1n. Kh\u00e1ch h\u00e0ng s\u1ebd b\u1eaft g\u1eb7p v\u00e0 t\u1ef1 t\u00ecm \u0111\u1ebfn c\u1eeda h\u00e0ng \u0111\u1ec3 mua.<\/p>\n

4.2 NAM CH\u00c2M D\u1ebaO C\u00d3 TH\u1ec2 T\u1eacN D\u1ee4NG L\u1ea0I NHI\u1ec0U L\u1ea6N<\/strong><\/h3>\n

Nam ch\u00e2m d\u1ebbo c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c, do \u0111\u00f3 b\u1ea1n c\u00f3 th\u1ec3 in l\u1ea1i th\u00f4ng tin \u0111\u1ec3 qu\u1ea3ng c\u00e1o. Sau m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng nam ch\u00e2m d\u1ebbo \u0111\u1ec3 in, d\u00e1n qu\u1ea3ng c\u00e1o \u0111\u00f3 l\u00ean xe c\u1ee7a b\u1ea1n th\u00ec c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u1ea1i. B\u1ea1n ch\u1ec9 vi\u1ec7c b\u00f3c ra d\u00e1n th\u00eam l\u1edbp m\u1edbi v\u00e0 kh\u00f4ng b\u1ecb tr\u00e0y x\u01b0\u1edbc hay \u1ea3nh h\u01b0\u1edfng g\u00ec t\u1edbi l\u1edbp s\u01a1n c\u0169 c\u1ee7a xe. V\u00ec th\u1ebf, b\u1ea1n c\u0169ng kh\u00f4ng t\u1ed1n c\u00f4ng s\u1ee9c \u0111\u1ec3 lau l\u1ea1i c\u00e1c l\u1edbp d\u00ednh tr\u00ean th\u00e2n xe, g\u00e2y ra \u1ea3nh h\u01b0\u1edbng t\u1edbi th\u00e2m m\u1ef9 nh\u00e9.<\/p>\n

4.3 H\u00ccNH \u1ea2NH NAM CH\u00c2M QU\u1ea2NG C\u00c1O TR\u1ede N\u00caN THU H\u00daT<\/strong><\/h3>\n

Th\u1ef1c hi\u1ec7n in h\u00ecnh qu\u1ea3ng c\u00e1o nam ch\u00e2m l\u00ean A4 s\u1ebd c\u00f3 nhi\u1ec1u m\u00e0u s\u1eafc kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y c\u0169ng gi\u00fap cho nh\u1eefng m\u1eabu qu\u1ea3ng c\u00e1o c\u1ee7a b\u1ea1n tr\u1edf n\u00ean thu h\u00fat h\u01a1n r\u1ea5t nhi\u1ec1u l\u1ea7n. So v\u1edbi nh\u1eefng h\u00ecnh th\u1ee9c qu\u1ea3ng c\u00e1o th\u00f4ng th\u01b0\u1eddng kh\u00e1c, b\u1ea1n c\u00f3 th\u1ebb l\u00e0m logo, \u0111\u00ednh k\u00e8m c\u00e1c th\u00f4ng tin l\u00ean \u0111\u00f3, t\u1ea1o n\u00ean s\u1ef1 b\u1eaft m\u1eaft, \u1ea5n t\u01b0\u1ee3ng v\u00e0 khi\u1ebfn nh\u1eefng ng\u01b0\u1eddi xem ph\u1ea3i ghi nh\u1edb v\u1ec1 th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a b\u1ea1n.<\/p>\n

\"\"<\/p>\n

4.4 KH\u1ea2 N\u0102NG B\u00c1M D\u00cdNH T\u1ed0T<\/strong><\/h3>\n

M\u1ed9t v\u00ed d\u1ee5 \u0111\u01b0\u1ee3c \u0111\u01b0a ra cho th\u1ea5y kh\u1ea3 n\u0103ng b\u00e1m dinh c\u1ee7a b\u0103ng keo nam ch\u00e2m d\u1ebbo t\u1ed1t, \u0111\u00f3 l\u00e0 c\u00e1c m\u1eabu qu\u1ea3ng c\u00e1o b\u1ea1n s\u1ebd b\u1eaft g\u1eb7p tr\u00ean th\u00e2n m\u00e1y gi\u1eb7t. \u0110i\u1ec1u n\u00e0y l\u00e0 minh ch\u1ee9ng cho vi\u1ec7c b\u00e1n d\u00ednh c\u1ee7a n\u00f3 c\u1ef1c k\u1ef3 t\u1ed1t v\u00e0 t\u00ednh ph\u1ed5 bi\u1ebfn r\u1ed9ng r\u00e3i trong \u0111\u1eddi s\u1ed1ng hi\u1ec7n nay.<\/p>\n

5. C\u00c1C LO\u1ea0I NAM CH\u00c2M D\u1ebaO \u0110\u01af\u1ee2C S\u1eec D\u1ee4NG PH\u1ed4 BI\u1ebeN TRONG \u0110\u1edcI S\u1ed0NG<\/strong><\/h2>\n

Ng\u00e0y nay, tr\u00ean c\u00e1c th\u1ecb tr\u01b0\u1eddng c\u00e1c lo\u1ea1i nam ch\u00e2m cu\u1ed9n d\u1ebbo \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn, c\u00e1c d\u1ea1ng th\u01b0\u1eddng s\u1eed d\u1ee5ng bao g\u1ed3m nh\u01b0 l\u00e0:<\/p>\n