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- Product Description
-
★ Basic Information
Molecular formula:ZnO
Molecular weight:81.39 (based on the atomic weight m♣©>βeasured in 2011 for international quality, pollut×♥σion, and acid contact)
CAS number:1314-13-2
Physical properties:Non-toxic, odorless, white or slightly ye₹llow, light powder or granules, easily hygroscopiβ 'c.
Applications:Widely used in the sanitary ware industry suc→→™h as high-end bathtubs, washbasins, and ₹£toilets.
★ Characteristics
01
High density, good fluid≥♥¥ity, low shrinkage of glaze, and not easy to pr♥←oduce pinholes and cracks on≈×®< the glaze surface.
02
Strong fluxing effect in the glaze, re§ ✔←ducing the expansion coefficient of the glaze aφ§✔ nd improving thermal st✘•ability.
03
Increases the gloss and whiteness₽Ω§ of the glaze, enhances the strength of the gla ™σ®ze, and adds brilliance to the glaze sur★∑face.
04
High density, good fluidity, low shrinkage of φ♠"×glaze, and not easy to produce pinh λ÷®oles and cracks on the glaze surface.
Zinc oxide particles
Appearance of zinc oxide Powder Item Index Direct method Calcination method Indirect method 1 Zinc oxide ZNO %Min 99 99 99.6 99.7 2 Lead oxide PbO %Max 0.02 0.05 0.03 0.02 3 Cadmium oxide Cdo %Max 0.01 0.005 0.005 0.0005 4 Ferric oxide Fe2O3 %Max 0.03 0.06 0.04 0.0002 5 Insoluble in hydrochloric ∑ ≠acid ----- %Max 0.01 0.02 0.01 0.0003 6 Loss on ignition ----- %Max 0.8 0.1 0.06 0.04 7 Water-soluble matter ----- %Max 0.55 0.45 0.40 0.02 8 Residue on sieve (325 mesh mixed scr•£ βeening) ----- %Max 0.30 0.50 0.30 0.02 9 Moisture ----- %Max 0.20 0.0066 0.10 0.001 10 Specific gravity ----- %Max 1.1 2.9 2.9 0.1
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