เคลือบเซรามิก - lib3.dss.go.th

1 1 . (HF) (Strong base) (Transparent or clear glaze)

2 (Matt glaze) (Opaque glaze) 1. 2. 3. 4. 5. 6. 1. (Mixture) (Lead glaze) flux (Leasless glaze) (Alkalies) flux , (Na2CO3), 2. (Temperature) (Low temperature glaze) 8000-11000.

3 (Medium temperature glaze) 11500-12000 . (High temperature glaze) 12300-13000 . 23. (Processing) (Raw glaze) (Fritted glaze) , 4. (Charecteristic) (Transparent or Clear glaze) (Opaque glaze) (Colored glaze) ( ) (Coloring Oxice) (Matt glaze) (Crackle glaze)

4 (Crystalline glaze) (willemite) (Luster glaze) (Coloring oxide) NiO, Fe2O3 - (Borax glaze) - (Lead glaze) - (Tin glaze) - (Barium glaze ) - (Talcum glaze ) - (Feldspar glaze ) - (Woodash glaze ) - 3 (Glaze materials) (Seger s formular) (Empirical formular)

5 3 R2O,RO R2O3 RO2 K2O CaO Al2O3 SiO2 MgO 3 1. (Basic Oxide) R2O RO Oxide Alkali (Li2O, Na2O, K2O) Alkali earth( CaO, MgO, BaO ) (PbO) (ZnO) 2. (Amphoteric Oxide) R2O3 Al2O3, B2O3, Fe2O3, Cr2O3 3.

6 (Acidic Oxide ) RO2 SiO2, ZrO2, TiO2, SnO2, (Basic Oxide) Alkali : Li, Na, K 1. strong flux flux 2. (increase fluidity) 3. shade 4. (brilliancy) 5. 6. thermal expansion ( ) (Na2O) Na2O - (Sodium chloride : NaCl) - (Sodium carbonate : Na2CO3) - (Sodium nitrate : NaNO3) - (Na2 B2O3 . 10 H2O, Na2B4O7. 10 H2O) - ( Na2O, CaO SiO2) - (Soda feldspar : Na2O.)

7 Al2O3. 6 SiO2) 4 (K2O) K2O - (Potassium carbonate : K2CO3) - (Potassium nitrate : KNO3) - (Potash feldspar : K2O. Al2O3. 6 SiO2) (Li2O) (flux) Li2O Na2O K2O Li2O (Lithium carbonate : Li2CO3 ) 1. Li2CO3 1% 2.

8 Flux CaO, Al2O3 SiO2 3. Li2O 4. Li2O (PbO) (Alkali earth : Ca, Mg, Ba) ( CaO) 1. 2. 3. (Tensile strength) CaO flux cone 4 (refractoriness) CaO microcrystalline structure CaO - (Calcium carbonate : CaCO3) (Limestone), Marble,Chalk - (Whiting : CaCO3) 5- (Dolomite : ) - (Calcium phosphate : Ca3 (PO4)2) - (Calcium fluoride : CaF2) - (Calcium silicate.)

9 CaSiO3) (MgO) flux MgO 1. 2. 3. (Opacity) MgO - (Magnesium carbonate : MgCO3) - (Dolomite : CaCO3 . MgCO3) - (Talc : 3 MgO . 4 SiO2 . H2O) (BaO) flux PbO BaO - (Barium carbonate : BaCO3) (ZnO) flux ZnO 1. 2.

10 3. opacity ZnO (Cr2O3) ZnO (PbO) PbO 1. 2. 3. 4. 5. 6. 6 1. 2. 3.