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Polycarbonate Solid Sheet

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Lokaci: 2022-03-07 Hits: 106

Tsarin samarwa na takardar PC shine gyare-gyaren extrusion, kuma babban kayan aikin da ake buƙata shine extruder. Saboda sarrafa resin PC yana da wahala, abubuwan da ake buƙata don kayan aikin samarwa suna da yawa. Yawancin kayan aikin gida na kwamfyutocin PC ana shigo da su, galibi daga Italiya, Jamus da Japan. Yawancin resin da ake amfani da su ana shigo da su daga GE a Amurka da Baver a Jamus. Kafin extrusion, kayan ya kamata a bushe sosai don abin da ke cikin danshi ya kasance ƙasa da 0.02% (jari mai yawa). Ya kamata a sanya kayan aikin extrusion tare da busassun bushewa, wani lokacin ana buƙatar da yawa a jere. Ya kamata a sarrafa zafin jiki na extruder a 230-350 ° C, a hankali yana karuwa daga baya zuwa gaba. Kan da aka yi amfani da shi wani lebur ne wanda aka fitar da nau'in tsaga. Ana sanyaya extrusion ta hanyar calending. A cikin 'yan shekarun nan, domin saduwa da bukatun da PC hukumar anti-UV yi, sau da yawa a cikin PC hukumar surface rufe da bakin ciki Layer na anti-UV (UV) Additives, wanda na bukatar biyu-Layer co-extrusion tsari. wato kashin saman yana dauke da sinadaran UV sannan kasan ba ya dauke da sinadarin UV. Wadannan yadudduka guda biyu an lakafta su a kai kuma an fitar da su zuwa daya. Irin wannan ƙirar kai ya fi rikitarwa. Wasu kamfanoni sun yi amfani da wasu sabbin fasahohi, kamar tsarin haɗin gwiwar Bayer tare da na'ura mai narkewa na musamman da na'ura mai haɗawa da sauran fasahohi. Bugu da kari, akwai wasu lokatai da ke buƙatar allunan PC su zama marasa drip, don haka ya kamata a sami abin rufe fuska na drip a ɗayan gefen. Hakanan akwai allunan PC waɗanda ke buƙatar samun Layer anti-UV a bangarorin biyu, kuma tsarin samar da irin waɗannan allunan PC ya fi rikitarwa.

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