Drywall Screw

Chiyambi cha Zamalonda
Chodziwika kwambiri pamawonekedwe a zomangira zowuma ndi mawonekedwe amutu wa lipenga.Imagawidwa kukhala zomangira za mizere iwiri ya fine-thread drywall ndi zomangira za mzere umodzi wa coarse-thread drywall.Kusiyanitsa kwakukulu pakati pawo ndi koyambirira, komwe kuli koyenera kugwirizana pakati pa bolodi la gypsum ndi keel yachitsulo ndi makulidwe osaposa 0,8mm, pamene chotsatirachi ndi choyenera kugwirizana pakati pa bolodi la gypsum ndi keel yamatabwa.
Drywall screw ndi imodzi mwamagawo ofunikira kwambiri pamzere wonse wazinthu zomangira.Izi makamaka ntchito unsembe zosiyanasiyana opepuka kugawa makoma ndi kudenga.

Ulusi wabwino kawiri
Zomangira za phosphated drywall ndiye mzere wofunikira kwambiri wazogulitsa, pomwe zomangira za buluu ndi zoyera za zinc ndizowonjezera.Kugwiritsa ntchito ndi mtengo wogula wa ziwirizo ndizofanana.Ma phosphated akuda ali ndi lubricity, ndipo kuthamanga (liwiro lolowera mu mbale yachitsulo ya makulidwe, yomwe ndi index yowunikira) imathamanga pang'ono;Zinc zoyera za buluu ndizopambana pang'ono polimbana ndi dzimbiri, ndipo mtundu wa mankhwalawo ndi wosazama, kotero sikophweka kupakidwa utoto mutapaka.
Palibe kusiyana kulikonse pakati pa zinki wabuluu ndi zinki wachikasu pakutha kwa dzimbiri, kusiyana kokha pamagwiritsidwe ntchito kapena zomwe ogwiritsa ntchito amakonda.

Ulusi umodzi wokha
Zomangira zomangira za ulusi umodzi zimakhala ndi mamvekedwe okulirapo komanso kuthamanga kwapang'onopang'ono.Nthawi yomweyo, ndizoyenera kuyika kuposa zomangira zopangira ulusi wowuma kawiri chifukwa sizingawononge mawonekedwe awo atagunda nkhuni.
M'misika yapadziko lonse lapansi, kusankha kwazinthu zoyenera kwakhala kofunika kwambiri.Single coarse ulusi drywall zomangira ndi oyenera kwambiri kulumikiza matabwa keel ngati njira ina pawiri kupeza ulusi drywall zomangira.Pamsika wapakhomo, zomangira zomata zowola ziwiri zakhala zikugwiritsidwa ntchito kwa nthawi yayitali, ndipo zimatenga nthawi kuti musinthe machitidwe ogwiritsira ntchito.

Zomangira zomangira zomangira
Amagwiritsidwa ntchito polumikizana pakati pa bolodi la gypsum ndi keel yachitsulo yokhala ndi makulidwe osapitilira 2.3mm ndipo pali phosphorous yakuda ndi mapeto achikasu a zinki omwe amapezeka.Kugwiritsa ntchito ndi mtengo wogula wa ziwirizo ndizofanana.Zinc yachikasu imakhala yopambana pang'ono mu anti- dzimbiri, ndipo mtundu wa mankhwalawo ndi wosazama, kotero sikophweka kukhala akuda.