{"id":707,"date":"2019-03-08T08:49:17","date_gmt":"2019-03-08T08:49:17","guid":{"rendered":"https:\/\/www.recycle-plant.com\/?p=707"},"modified":"2024-07-19T17:38:49","modified_gmt":"2024-07-19T09:38:49","slug":"what-is-the-function-of-plastic-granulator","status":"publish","type":"info","link":"https:\/\/www.recycle-plant.com\/vi\/what-is-the-function-of-plastic-granulator.html","title":{"rendered":"Ch\u1ee9c n\u0103ng c\u1ee7a m\u00e1y nghi\u1ec1n nh\u1ef1a l\u00e0 g\u00ec?"},"content":{"rendered":"

M\u00e1y t\u1ea1o h\u1ea1t nh\u1ef1a<\/strong><\/a> l\u00e0 m\u1ed9t ph\u00e1t minh tuy\u1ec7t v\u1eddi v\u00ec n\u00f3 kh\u00f4ng ch\u1ec9 mang l\u1ea1i l\u1ee3i \u00edch cho ng\u01b0\u1eddi d\u00f9ng m\u00e0 c\u00f2n \u0111\u00f3ng g\u00f3p \u0111\u00e1ng k\u1ec3 v\u00e0o vi\u1ec7c b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng c\u1ee7a ch\u00fang ta. Trong qu\u00e1 kh\u1ee9, nh\u1ef1a ph\u1ebf th\u1ea3i th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng c\u00e1ch \u0111\u1ed1t v\u00e0 ch\u00f4n l\u1ea5p, nh\u01b0ng hai c\u00e1ch n\u00e0y c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng g\u00e2y h\u1ea1i cho m\u00f4i tr\u01b0\u1eddng sinh th\u00e1i c\u1ee7a ch\u00fang ta.<\/p>

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 bi\u1ebfn nh\u1ef1a th\u00e0nh vi\u00ean h\u1ea1t? (qu\u00e1 tr\u00ecnh granulation)<\/h2>

Nh\u1ef1a ph\u1ebf th\u1ea3i \u0111\u01b0\u1ee3c nghi\u1ec1n qua m\u00e1y nghi\u1ec1n nh\u1ef1a<\/a><\/strong>, sau \u0111\u00f3 \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n \u0111\u1ebfn ph\u1ec5u n\u1ea1p li\u1ec7u th\u00f4ng qua h\u1ec7 th\u1ed1ng n\u00e2ng t\u1ef1 \u0111\u1ed9ng. Ph\u1ec5u n\u1ea1p li\u1ec7u sau \u0111\u00f3 chuy\u1ec3n v\u1eadt li\u1ec7u v\u00e0o m\u00e1y t\u1ea1o h\u1ea1t nh\u1ef1a. Khi v\u00e0o m\u00e1y t\u1ea1o h\u1ea1t, v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c tr\u1ed9n v\u00e0 t\u00e1i h\u00f3a d\u1ebbo, \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi c\u01a1 ch\u1ebf n\u00e9n c\u1ee7a tr\u1ee5c v\u00edt v\u00e0 c\u01a1 ch\u1ebf gia nhi\u1ec7t b\u00ean ngo\u00e0i.<\/p>

Sau \u0111\u00f3, c\u00e1c s\u1ee3i nh\u1ef1a s\u1ebd \u0111\u01b0\u1ee3c \u0111\u00f9n ra b\u1edfi \u0111\u1ea7u khu\u00f4n c\u1ee7a m\u00e1y t\u1ea1o h\u1ea1t. B\u1ec3 l\u00e0m m\u00e1t c\u00f3 th\u1ec3 l\u00e0m ngu\u1ed9i nh\u1ef1a nhanh ch\u00f3ng b\u1eb1ng n\u01b0\u1edbc l\u1ea1nh v\u00e0 l\u00e0m r\u1eafn ch\u00fang. Sau khi \u0111\u01b0\u1ee3c l\u00e0m ngu\u1ed9i, ch\u00fang \u0111\u01b0\u1ee3c c\u1eaft th\u00e0nh c\u00e1c vi\u00ean nh\u1ecf h\u01a1n, c\u00f3 k\u00edch th\u01b0\u1edbc \u0111\u1ed3ng nh\u1ea5t b\u1eb1ng m\u00e1y c\u1eaft h\u1ea1t<\/a><\/strong>.<\/p>

\"M\u00e1y
m\u00e1y t\u1ea1o h\u1ea1t nh\u1ef1a c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 M\u00e1y l\u00e0m vi\u00ean n\u00e9n<\/a><\/figcaption><\/figure>
\"M\u00e1y
m\u00e1y vi\u00ean nh\u1ef1a trong nh\u00e0 m\u00e1y c\u1ee7a ch\u00fang t\u00f4i<\/figcaption><\/figure> <\/figure>

H\u1ea1t cu\u1ed1i c\u00f9ng b\u1ea1n thu \u0111\u01b0\u1ee3c<\/h2>

H\u1ea1t nh\u1ef1a ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi k\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh d\u1ea1ng h\u1ea1t \u0111\u1ed3ng nh\u1ea5t, t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc \u1ed5n \u0111\u1ecbnh cao v\u00e0 h\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t th\u1ea5p, v\u00e0 tr\u1ea3i qua quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3. Nh\u1eefng vi\u00ean h\u1ea1t n\u00e0y th\u01b0\u1eddng th\u1ec3 hi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ea3y t\u1ed1t, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc, khi\u1ebfn ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m nh\u1ef1a kh\u00e1c nhau.<\/p>

\"M\u00e1y<\/figure>
\"M\u00e1y
h\u1ea1t nh\u1ef1a vi\u00ean cu\u1ed1i c\u00f9ng c\u1ee7a m\u00e1y nghi\u1ec1n nh\u1ef1a<\/figcaption><\/figure>
\"M\u00e1y<\/figure> <\/figure>

\u1ee8ng d\u1ee5ng cho thi\u1ebft b\u1ecb t\u1ea1o h\u1ea1t nh\u1ef1a<\/h2>

\u0110\u1ed1i v\u1edbi nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e0ng th\u1ed5i<\/strong><\/p>

Ch\u1ea5t th\u1ea3i c\u1ea1nh c\u00f2n l\u1ea1i t\u1eeb phim th\u1ed5i, cu\u1ed9n phim v\u00e0 t\u1ea5m phim c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 trong m\u1ed9t quy tr\u00ecnh \u0111\u01a1n gi\u1ea3n. H\u1ea1t t\u00e1i ch\u1ebf c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng cao, k\u00edch th\u01b0\u1edbc \u0111\u1ed3ng \u0111\u1ec1u g\u1ea7n gi\u1ed1ng nh\u01b0 nguy\u00ean li\u1ec7u th\u00f4, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a tr\u1edf l\u1ea1i ngay v\u00e0o d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t phim.<\/p>

\u0110\u1ed1i v\u1edbi nh\u00e0 s\u1ea3n xu\u1ea5t t\u00fai d\u1ec7t PP\/sap\/b\u0103ng<\/strong><\/p>

Ch\u1ea5t th\u1ea3i n\u1ed9i b\u1ed9 (h\u1eadu c\u00f4ng nghi\u1ec7p) \u0111\u01b0\u1ee3c t\u1ea1o ra trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t t\u00fai d\u1ec7t PP, raffia PP, v\u1ea3i kh\u00f4ng d\u1ec7t, t\u00fai ch\u1ee9a, t\u00fai d\u1ec7t PP, d\u00e2y PP, v.v. H\u1ea1t PP t\u00e1i ch\u1ebf b\u1edfi m\u00e1y nghi\u1ec1n c\u00f4ng nghi\u1ec7p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t phim.<\/p>

\u0110\u1ed1i v\u1edbi trung t\u00e2m t\u00e1i ch\u1ebf nh\u1ef1a<\/strong><\/p>

C\u00e1c trung t\u00e2m t\u00e1i ch\u1ebf nh\u1ef1a v\u00e0 nh\u00e0 m\u00e1y t\u00e1i ch\u1ebf thu gom r\u00e1c th\u1ea3i sau ti\u00eau d\u00f9ng v\u00e0 sau c\u00f4ng nghi\u1ec7p. Nh\u1eefng lo\u1ea1i nh\u1ef1a n\u00e0y th\u01b0\u1eddng kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t v\u00e0 c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng k\u00e9m h\u01a1n. Sau m\u1ed9t lo\u1ea1t c\u00e1c quy tr\u00ecnh nh\u01b0 ph\u00e2n lo\u1ea1i, l\u00e0m s\u1ea1ch v\u00e0 nghi\u1ec1n, nh\u00e0 m\u00e1y t\u00e1i ch\u1ebf s\u1ebd c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng h\u1ea1t b\u1eb1ng c\u00e1ch th\u00eam masterbatch ho\u1eb7c ph\u1ee5 gia.<\/p>

Nh\u1eefng thi\u1ec7t h\u1ea1i do vi\u1ec7c x\u1eed l\u00fd ch\u1ea5t th\u1ea3i nh\u1ef1a tr\u01b0\u1edbc \u0111\u00f3 g\u00e2y ra l\u00e0 g\u00ec?<\/b><\/strong><\/h2>

Th\u00f4ng th\u01b0\u1eddng, r\u00e1c th\u1ea3i nh\u1ef1a sau khi ch\u00f4n l\u1ea5p ph\u1ea3i m\u1ea5t h\u00e0ng tri\u1ec7u n\u0103m \u0111\u1ec3 ph\u00e2n h\u1ee7y ho\u00e0n to\u00e0n. Trong kho\u1ea3ng th\u1eddi gian d\u00e0i n\u00e0y, nh\u1ef1a ph\u1ebf th\u1ea3i c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng l\u00e0m \u00f4 nhi\u1ec5m ngu\u1ed3n n\u01b0\u1edbc ng\u1ea7m v\u00e0 g\u00e2y ra thi\u1ec7t h\u1ea1i kh\u00f4ng th\u1ec3 t\u00ednh to\u00e1n cho m\u00f4i tr\u01b0\u1eddng \u0111\u1ecba ph\u01b0\u01a1ng. N\u1ebfu ch\u00fang ta ch\u1ecdn \u0111\u1ed1t r\u00e1c th\u1ea3i nh\u1ef1a, r\u1ea5t d\u1ec5 g\u00e2y h\u1ea1i cho m\u00f4i tr\u01b0\u1eddng kh\u00ed quy\u1ec3n. C\u00e1c kh\u00ed \u0111\u1ed9c \u0111\u01b0\u1ee3c t\u1ea1o ra khi \u0111\u1ed1t nh\u1ef1a. V\u00ed d\u1ee5, khi polystyrene<\/a> b\u1ecb \u0111\u1ed1t ch\u00e1y, toluene s\u1ebd \u0111\u01b0\u1ee3c t\u1ea1o ra. M\u1ed9t l\u01b0\u1ee3ng nh\u1ecf toluene g\u00e2y m\u00f9 v\u00e0 c\u00e1c tri\u1ec7u ch\u1ee9ng h\u00f4 h\u1ea5p. Khi PVC b\u1ecb \u0111\u1ed1t ch\u00e1y, m\u1ed9t s\u1ed1 kh\u00ed \u0111\u1ed9c c\u0169ng \u0111\u01b0\u1ee3c t\u1ea1o ra, ch\u1eb3ng h\u1ea1n nh\u01b0 hydro clorua. Ngo\u00e0i ra, m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao c\u0169ng c\u00f3 th\u1ec3 khi\u1ebfn nh\u1ef1a ph\u00e2n h\u1ee7y th\u00e0nh c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u1ed9c h\u1ea1i, ch\u1eb3ng h\u1ea1n nh\u01b0 v\u00f2ng benzen. Do \u0111\u00f3, vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y t\u1ea1o h\u1ea1t nh\u1ef1a \u0111\u1ec3 t\u00e1i ch\u1ebf nh\u1ef1a l\u00e0 \u0111i\u1ec1u b\u1eaft bu\u1ed9c.<\/p>

\"m\u00e1y<\/figure>
<\/div>
\"m\u00e1y<\/figure>
<\/div> <\/div>

Video m\u00e1y nghi\u1ec1n nh\u1ef1a<\/h2>

Video tr\u00ecnh b\u00e0y d\u00e2y chuy\u1ec1n t\u1ea1o h\u1ea1t nh\u1ef1a 1000kg\/h, c\u00e1c m\u00e1y t\u00e1i ch\u1ebf ch\u00ednh l\u00e0 m\u00e1y nghi\u1ec1n m\u00e0ng nh\u1ef1a, b\u1ec3 r\u1eeda d\u00e0i 30 m\u00e9t, m\u00e1y t\u1ea1o h\u1ea1t nh\u1ef1a SL-220 v\u00e0 m\u00e1y c\u1eaft h\u1ea1t.<\/p>

Ch\u00fang t\u00f4i c\u0169ng c\u00f3 th\u1ec3 cung c\u1ea5p m\u00e1y \u0111\u00f3ng g\u00f3i cho nh\u1eefng y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t c\u1ee7a b\u1ea1n. C\u00e1c h\u1ea1t trong video d\u01b0\u1edbi \u0111\u00e2y \u0111\u01b0\u1ee3c \u0111\u00f3ng v\u00e0o t\u00fai 10kg m\u1ed7i t\u00fai.<\/p>