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  • Chrome Oxide Green Refractory Grade

    Properties: Green crystal powder, metal luster, magnetic, good covering strength, high-temperature-resisting and sunlight fastness. Not soluble in water, barely soluble in acids, comparatively stable in air, unaffected by acids and alkalis of common density, sulfur dioxide, sulfur hydrogen etc. Chrome oxide green common type enjoys excellent quality and firmness.
    Application: In smelting of metal chrome, as coloring agent of chrome carbide, enamel, glass, artificial leather and building material, as organic synthetic catalyst, in making of sunlight fastness coatings, special printing ink for paper money, making of polishing ointment and abrasive etc.
    Specification:
    Color/Appearance: Green powder
    Cr2O3 Content: 99% min.
    Tinting strength (Compared with standard sample):100+/-5%
    Oil absorption:15-25%
    Fineness(Residue on 325mesh): 0.3% max.
    Water soluble matter: 0.3% max.
    Moisture: 0.2% max.
    Shade(Compared with standard sample): Similar
    Packing: in plastic woven or paper bag of 25 kg net.


     
    Chrome Oxide Green Abrasive Grade

    Characteristics: Green crystal powder, better fineness, grinding-resisting. Chromium oxide possess 9 degree of the sclerometer, is a high quality abrasive.
    Usage: The different object applied chromium oxide require different particle size. Chromium oxide produce polishing paste that apply to polishing surface for metal, instrument, meter, magnetism register material and optics parts ,it is used also produce for brake linings.& In glaze making abrasive materials.
    Color/Appearance: Green powder.
    Cr2O3 Content: 99% min.
    Tinting strength: 100+/-5%
    Oil absorption: 15-25 %
    Fineness(Residue on 320 mesh) : 0.3% max.
    Water soluble matter: 0.3% max.
    Moisture: 0.2% max.
    Particle Size: 2.6um, 1um, 0.3um as required.
    Packing: in plastic woven or paper bag of 25 kg net.
     
    Chrome Oxide Green paint grade, similar to Bayer GN,
     
    Characteristics: Chromium oxide green is one of fewness pure phase pigment , it is constituted by pure Cr2O3 ,possess intensive chemical inertia and physical resistance: dissolve not in water and ray ,resistance to erode ,resistance to heat until 1000 centigrade degree. The colour of chromium oxide green is differ owing to its manufacture technics and granularity ,varies from yellowish shade green go blue shade sap green. Chromium oxide green is colorant that apply to paint ,plastic, rubber, cement ,construction material ,gypsum and asphaltum etc.
     
    Specification:
    Cr2O3 content:98.5%-99.5%
    Cr6+: 5ppm max.
    Water soluble salt: 0.3% max.
    PH value: 5-7
    SiO2+Al2O3: 0.10% max.
    LOI at 1000 centigrade degree: 0.40% max.
    Bulk density: 1.0-1.3g/ml.
    Oil absorption: 12g/100g
    325mesh residue: 0.10% max.
    Color shade date:  Delta-L: -0.5----0.5
                      Delta-a: -0.6----0.6
                      Delta-b: -0.6----0.6
                      Delta-Eab: -1.0----1.0
    Diluted with TiO2 Dupont 902(1:5)
                      Delta-a: -0.6----0.6
                      Delta-b: -0.6----0.6
    Delta-Eab: -1.0----1.0
    Relative tinting strength: 95%--105%
    Packing: in 25 kgs bags or 1000 kgs bags.
     
    Chrome Oxide Green low hexavanlent chrome


    Environment Protect Grade Chromium Oxide: The environment protect grade chromium oxide can satisfy for Europe and American request of environment protect.
     
    Characteristics : Green crystal powder, bright shade, better covering strength than chrome oxide green common type, good pigment property after purification and a wide range of application.
     
    Uses: High purity chrome oxide green is mainly used as pigment for high class porcelain glaze making, printing ink for paper money, pigment for cosmetics etc.
    Specification:
    Color/Appearance: Green powder
    Tinting strength: 100+/-5%
    Oil absorption: 15-25%
    Fineness(residue on 325 mesh): 0.2% max.
    Water soluble matter: 0.3% max.
    Cr2O3 Content: 99.2% min.
    Moisture: 0.3% max.
    Hexa valence content: 5 ppm max.
    Packing: in plastic woven or paper bag of 25 kg net.
     
    Chrome Oxide Green Ceramics Grade
     
    Characteristics: Green crystal powder, better fineness, high-temperature-resisting, grinding-resisting, brighter color than common type chrome oxide green.
    Uses: In glaze making of porcelain, tinting of porcelain products, making of polishing material, super paint pigment etc.
    Specification:
    Color/Appearance: Green powder
    Cr2O3 Content: 99% min.
    Tinting strength: 100+/-5%
    Heat stability: aprox. 1200
    Fineness(Residue on 320mesh) %: 0.3% max.
    Water soluble matter: 0.3% max.
    Moisture: 0.3% max.
    Packing: in plastic woven or paper bag of 25 kg net.
     
    Chrome Oxide Green Refractory Grade
     
    Characteristics: Chromium oxide is very resistance to heat ,melting point is 2435 centigrade degree ,is important material of refractory that is used to produce pure chromium oxide refractory brick or comples refractory brick with other oxide. These refractory brick are used to line blast furnaces and glass fibre kilns etc.
    Specification:
    Cr2O3 content: 99%min
    Water soluble salt: 0.3%max.
    Moisture: 0.2%max.
    Fe2O3: 0.02% max.
    SiO2: 0.05% max.
    Residue on 325 mesh: 0.3% max.
    Packing: in 25/1000 kgs bags.
     
    Chrome Oxide Green Metallurgical Grade
     
    Characteristics: Chromium oxide is very pure, it is very good material of produced high pure chromium metal by the alumino-thermic process.
    Applications : making chrome metal etc.
     
    Specifications:
    Cr2O3 content: 99.0% min
    Fe2O3: 0.03% max
    Mn: 0.01% max.
    Cu: 0.01% max.
    Ni: 0.01% max.
    Co: 0.01% max.
    P: 0.0005% max.
    C: 0.03% max.
    SiO2: 0.03% max.
    SO4: 0.4% max.
    L.O.I. 107centigrade degree: 0.1% max.
    L.O.I. 750 centigrade degree: 0.2% max.
     
    Packing: in 1mt big bags
    1x20FCL can load 20 mt .
     
    Chromium Oxide applied to melt spray
    Characteristics: Chromium oxide is resistance heat, melting point 2265 centigrade degree ,possess 9 degree of the sclerometer, has intensive chemical inertia and physical resistance :resistance to acid or alkali and atmosphere, resistance to weather or ray ,resistance to erode. It is a excellent paint applied to melt spray (heat spray). Melt spray chromium oxide possess particle size well situated ,particle size distribute uniformity, particle shape is near ball, surface round and smooth, good fluidity. Chromium oxide is melted and spray to surface of metal and ceramic by using plasma (or 3000 centigrade degree gas), can endue to metal and ceramic with excellent characteristic of resistance to heat and resistance to abrade and resistance to erode.
    Specification:
    Cr2O3 content: 99% min.
    Matter soluble in water: 0.1% max.
    Size: 16~45um: 80% min.
    Fe2O3: 0.1% max.
    Al2O3: 0.1% max.
    CaO: 0.05% max.
    MgO: 0.2% max.
    SiO2: 0.1% max.
    TiO2: 0.1% max.
    Packing: in plastic woven or paper bag of 25 kg net.