Codsiga saliidda dahaarka

Codsiga saliidaha dahaarka warqaddu waxay dib ugu noqotaa bilawga qarnigan.Waqtigaas, xabagta loogu talagalay dahaadhka midabaynta warqaddu waxay u badnaayeen xabagta xayawaanka ama casein, iyo nuxurka adag ee dahaarka ayaa ahaa mid aad u hooseeya.Inkasta oo dhejisyadani ay leeyihiin dhejis wanaagsan iyo waxqabadka biyaha ee wanaagsan, filimka ay sameeyeen iyaga ayaa ah mid aad u jilicsan, sidaas darteed waxaa lagama maarmaan ah in lagu daro wax lagu daro oo hagaajin kara isku-laabashada iyo foorarsiga caabbinta waraaqaha iyo guddiga.Waxyaabaha lagu daro waxay sidoo kale wanaajiyaan dareeraha iyo sinnaanta dahaarka qoyan.Waxyaabaha lagu daro waxay noqotay saliidda waraaqaha.

Shaqada dufanka dahaarka

Shaqada saliidaha ayaa ku kala duwan noocyada waraaqaha kala duwan iyo kala duwanaanshaha caadooyinka wax soo saarka ee waraaqaha waraaqaha.Mararka qaarkood dareeraha dahaarka iyo qaar ka mid ah sifooyinka warqadda daboolan (sida dhalaalka, jilicsanaanta, nuugista saliidda, xoogga dusha, iwm) ayaa loo isticmaalaa si loo qiimeeyo waxqabadka saliidda.Qaybaha saliidaha qaarkood waxay leeyihiin sifooyin shaqo oo gaar ah, sida "sifada hagaajinta viscosity", "iska caabin qallalan oo qallalan", "adhesion qoyan oo la hagaajiyey", "caabbinta qoyan oo la hagaajiyey", "gloss khad iyo impermeability", "caag", "lalaabin iska caabin" iyo "gloss la hagaajiyey", iwm.

Saliidda ugu habboon waa inay muujisaa sifooyinka soo socda

(1) Saliid rinjiga oo hagaajiso sifahiisa socodka;

(2) Hubi dahaarka jilicsan;

(3) Hagaajinta dhalaalka alaabta dahaarka leh;

(4) Hagaajinta daabacaadda warqadda;

(5) Iska yaree dildilaaca iyo diirka dahaarka marka warqaddu laalaado;

(6) Iska yaree ama ka saar budada super calender.