Faashadda POP
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Xannaanada dhaawaca ee la tuuri karo faashad shub ah oo kabka hoostiisa ah oo loogu talagalay POP
1. Marka faashadda la qooyay, gypsum-ku wax yar ayuu qashinkaa.Waqtiga daaweynta waa la xakameyn karaa: 2-5 daqiiqo (super fasttype), 5-8 daqiiqo (nooca degdega ah), 4-8 daqiiqo (sida caadiga ah nooca) ayaa sidoo kale ku saleysan ama shuruudaha isticmaalaha ee waqtiga daaweynta si loo xakameeyo wax soo saarka.2.Hardness, qaybaha aan rarka lahayn, ilaa inta isticmaalka 6 lakab, ka yar faashadda caadiga ah 1/3 qiyaasta wakhtiga qalajinta waa mid degdeg ah oo gebi ahaanba qallalan 36 saacadood.3. La qabsiga xooggan, heerkulka sare (+40 "C) alpine (-40 'C) aan sun ahayn, ...