Mataki na farko don kammala duk aikin aikin katako shine sanding . Ko kun zaɓi yin amfani da kowane irin ikon yin amfani da shi ko yashi da hannu , kuna buƙatar zaɓar nau'in da ya dace da girasar sandpaper. Sanding tare da gurbin sandpaper ba daidai ba zai iya lalata aikin hannu naka.
Zaɓi Gudun Dama
An yi takarda takarda bisa yawan adresan ƙwayoyin da ke cikin ƙananan inch wanda ya zama sandpaper. Ƙananan lambar, mafi ƙananan gishiri.
Yawan shanu suna da nauyin nau'i (40-60 grit), Medium (80-120), Fine (150-180), Very Fine (220-240), Extra Fine (280-320) da Super Fine (360 da sama) . Sanding tare da ci gaba da kyawawan grits yana kawar da raguwa da aka bari ta baya da takarda da ƙarshe ya bar wata ƙarancin ƙare.
Kuna iya tambaya, "Me yasa ba zan iya yashi dukkan aikin tare da sandar Fine Fine ba?" To, babu abin da ke cewa ba za ku iya ba. Duk da haka, takardun rubutun da za su iya cire kayan abu mai sauri, kuma idan wasu takardun rubutu sunyi amfani da su, zai sa sauƙi da sauri. Kamar yadda kowane mai aikin gwaninta ya gaya wa mawallafi, da sauri da za ku iya samu tare da sanding, mafi kyau.
Grading Sandpaper
Akwai nau'o'in takalma guda biyu na farko: takarda da masana'antu. Bambance-bambance a cikin ƙananan wurare, wato kayan da ake amfani da su a matsayin grit, da kayan tallafi (takarda) da kuma manne da aka yi amfani da shi don riƙe da rubutu akan takarda.
Hanyoyi na masana'antu suna amfani da kayan haɓaka mafi girma ga dukkan abubuwa uku.
Bugu da ƙari, za ka iya ganin shaidu da aka lasafta su a matsayin "gashi" ko "gashi-rufe". Bambanci shine cewa takalmin sandan rufewa yana da ƙananan kwakwalwa da aka haɗu tare da juna, inda wuraren gashin gashi suna da gagarumar rata tsakanin barbashi.
A matsayinka na yau da kullum, gashin gashi yana da kyau ga aikin aiki na itace, kamar yadda ya yi ta ƙarami sau da yawa, musamman a lokacin da yake aiki tare da softwoods wanda ya ƙunshi karin guduro.
Nau'ikan Abrasives
Akwai manyan nau'o'in takalma guda biyar, amma ba duka suna da kyau don aiki na itace ba. Gilashin takarda, wanda aka fi sani da takarda na flint, yana da nauyi, yawanci launin launi mai launin fata. Gilashin takarda yana sassauka sauƙi kuma yana da wuya a yi amfani da shi don aikin aikin itace.
Garnet takarda yawanci launin launi mai launin launin ruwan kasa, wanda ake amfani dashi a cikin aiki na itace. Ba zai yashi itace ba da sauri kamar sauran sanduna amma ya bar mafi kyau. Garnet kyauta ne mafi kyau don gama sanding.
Aluminiyar murmushi wani nau'in takarda ne na yau da kullum don ayyukan aikin man shuke-shuken. Yana da nau'in takarda da aka fi amfani da shi a sanders. Aluminum oxide ne mafi m fiye da rubnet takarda amma ba ya bar kamar yadda kyau na gama.
Silicon Carbide takarda shine yawanci launin toka mai duhu ko ma baki. Irin wannan takarda ana amfani dashi na farko don kammala mitoci ko don "sanding-wet", ta yin amfani da ruwa a matsayin mai laushi. Yayinda wasu sun kammala amfani da takarda Silicon Carbide, ba a saba amfani dashi a cikin aikin itace ba.
A ƙarshe, yakin sandan yumbura yana samuwa daga wasu abubuwanda zasu iya samuwa kuma zai iya cire adadi mai yawa a cikin hanzari.
Ana amfani da takarda mai yumbura don ƙera belt amma a wasu lokuta ana amfani dasu don yin amfani da itace. Yawanci zai bar wata matsala mai tsanani, don haka kulawa lokacin amfani da sandar yumbura, musamman a kan plywood da veneers, inda za a iya yayyafa da sauri ta hanyar kammala lakabi da lalacewa.
Tip don Mai Girma
A cikin aikace-aikacen aiki na mafi yawancin aiki, za ku iya ganin cewa farawa tare da takardun aljihunan Aluminum Oxide na farkon matakan gyaran takalmin da suka biyo bayan rubutun Garnet zai bar wani kyakkyawan gamawa wanda zai nuna maka da aikin aikin aikin itace kuma ya ba ku kyakkyawan dandamali don ɗaukar hoto ko zanen aikin aikin katako.