Dangane da zurfin sarrafawa daban-daban, za a iya kasu kashi daya zuwa rukuni da yawa, wadanda suka hada da ɓangaren litattafan almara, da sauran litattafan almara, da sauran litattafan almara, ana san su da ɓangaren litattafan almara.
1
An ba da takarda mai banƙyama na blook bamboo, wanda kuma aka sani da ɓangaren ɓangaren litattafan almara ba, yana nufin ɓangaren ɓangaren da aka samo kai tsaye daga nau'ikan fiber na fiber na sinadarai ko injiniyoyin injina, ba tare da bleaching ba. Wannan nau'in ɓangaren ɓangaren rike da launi na halitta na albarkatun ƙasa, yawanci jere daga kodadde zuwa duhu launin ruwan kasa, kuma ya ƙunshi babban adadin kayan aikin da ba su da sel ba. Kudin da aka samar na dabi'a shine ya zama mara nauyi, kuma ana buƙatar yadu a filayen da basa buƙatar babban fararen takarda, kamar takarda, katin takarda da sauran al'adun da sauransu. Amfaninta shine kula da halaye na zahiri na albarkatun kasa, wanda yake da karfin amfani da albarkatu.
2. Semi-Bleach
Semi-cleached Book Book Book pamp wani nau'in ɓangaren ɓangaren ɓangaren ɓangaren ɓangaren ɓangaren ɓangaren litattafan almara ba da kuma m ɓangaren litattafan almara. Yana ƙarƙashin tsarin bleaching tsari, amma digiri na bleaching ba shi da kyau kamar yadda ɓangaren blep din, saboda haka launi ya kasance tsakanin launi na halitta da farin fari, kuma yana iya har yanzu suna da wasu sautin launin shuɗi. Ta hanyar sarrafa adadin Bleach da Bleaching lokaci yayin samar da wani ɓangaren litattafan almara na Semi-beed, yana yiwuwa a tabbatar da wani farin ciki yayin rage farashin samarwa da tasirin yanayin muhalli. Wannan nau'in ɓangaren litattafan almara ya dace da lokutan inda akwai wasu buƙatu maxin takarda takarda amma ba babban farin fararen takarda ba, kamar takarda buga takarda, da sauransu.
3. Bleached ɗan kunshin
Buckoozed takarce takarda an cika m ɓangaren litattafan almara, launi yana kusa da farin fari, ƙayyadaddun farin fari. Tsarin Bleaching yawanci yana ɗaukar hanyoyin sunadarai, kamar amfani da chlorine, hypochlorite, chloriren dioxide da sauran jami'an bleaching, don cire lintin da sauran abubuwa masu launin launuka a cikin ɓangaren litattafan almara. Bleached pulp has high fibre purity, good physical properties and chemical stability, and is the main raw material for high-grade cultural paper, special paper and household paper. Saboda babban farinsa da kuma kyakkyawan aiki, mukakiyar ɓangaren ɓangaren ɓangaren mahimman matsayi a cikin masana'antar takarda.
4. Dokar takarda takarda
Retuled Pickp yawanci yana nufin ɓangaren litattafan almara da aka samu a kan ɓangaren ɓangaren ɓangaren litattafan almara, wanda ke ci gaba da ta hanyar inganta tsarkakakken kaddarorin na ɓangaren ɓangaren litattafan almara. Tsarin, wanda zai iya haɗawa da matakai kamar ƙoshin grinding, impures da kuma amsar sunadarai masu kyau, don haka inganta daidaituwa, mai sheki da ƙarfin takarda. An sake tsaftataccen ɗakunan da aka kara musamman don samar da samfuran takarda na takarda, kamar takarda mai zane, da sauransu, waɗanda, waɗanda ke da babban buƙatu don kyakkyawan ƙarfin takarda, daidaituwa da kuma karɓar haraji.
Lokaci: Satumba 15-2024
