High purity nickel crucible,Crucible/Pure Nickel Crucible with lid(30ml, 50ml, 100ml)
.Description |
1).Dimension:30ml Height:36.8mm,Thickness:0.7mm Caliber:41.9mm,Bottom diameter:22.4mm Weight:28g Total Weigh(include the cover):34g
2).Dimension:50ml Height:41.5mm,Thickness:0.8mm Caliber:46.4mm,Bottom diameter:27.1mm Weight:36g Total Weight(include the cover):44g
3).Dimension:100ml Height:50.4mm,Thickness:0.9mm Caliber:55.5mm,Bottom diameter:47.3mm Weight:80g Total Weight(include the cover):109g
2.Usage
It widely used in school for experiment or melting refractories and Alkaline materials etc.
3.Notes: 1).The melting point of Nickel is 1455℃. Nickel have strong alkali resistance and anti-corrision. So the nickel crucible usually is used to melt Fe alloy, slag, clay, fire resistance material. 2).The melting temp of Nickel crucible can not surpass 700℃, Under high temperature, the nickel is easy to be oxidized. 3).Nickel crucible can not be used for the ignition of the precipitate. 4).Nickel crucible is suitable to melt NaOH Na2O2Na2CO3 NaHCO3 etc but not suitable KHSO, NaHS04, K2S2O, Na2S2O7. 5).The metal such as Al,Zn, Pb,Sn,Hg, all can make nickel crucible very fragile. Borax also can not be melted in nickel crucible. 6).Nickel crucible containing traces of chromium, we should pay attention to it when using.
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