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Came glasswork is the process of joining cut pieces of art glass through the use of came strips or foil into picturesque designs in a framework of soldered metal. Final products include a wide range of glasswork, including stained glass and lead light pieces. Came is made of different metals, such as lead, zinc, brass and copper. The metal came ...
anodized stainless steel test plate (molybdate based solution) 7.5 g of sodium dichromate , 1000 mL of sulfuric acid (1.24 g/cm 3 ), lead cathodes, object as an anode, 70-90 °C temp, 0,06 A/dm 2 , voltage 1.3 V – colors depend on the duration of the procedure (5-50 min.), brown, blue, reddish brown, yellow, green.
The chromate coating acts as paint does, protecting the zinc from white corrosion, thus making the part considerably more durable, depending on the chromate layer's thickness. [ 8 ] [ 9 ] [ 10 ] The protective effect of chromate coatings on zinc is indicated by color, progressing from clear/blue to yellow, gold, olive drab and black.
After the vessel turns pinkish hot, virgin grade tin (in the form of strips) is applied on the hot vessel. This step is called ‘casting’ by the Kalaigars. The ‘nausadar’ powder is sprinkled on the vessel. The tin melts rapidly which is then rubbed evenly on the utensil with the help of a cotton cloth or a swab of cotton.
Plating is a finishing process in which a metal is deposited on a surface. Plating has been done for hundreds of years; it is also critical for modern technology. Plating is used to decorate objects, for corrosion inhibition, to improve solderability, to harden, to improve wearability, to reduce friction, to improve paint adhesion, to alter conductivity, to improve IR reflectivity, for ...
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Cloisonné (French:) is an ancient technique for decorating metalwork objects with colored material held in place or separated by metal strips or wire, normally of gold. In recent centuries, vitreous enamel has been used, but inlays of cut gemstones , glass and other materials were also used during older periods; indeed cloisonné enamel very ...
Brass rubbing was originally a largely British enthusiasm for reproducing onto paper monumental brasses – commemorative brass plaques found in churches, usually originally on the floor, from between the thirteenth and sixteenth centuries. It was particularly popular in Britain because of the large number of medieval brasses surviving there ...
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