Porcelain enamel (also called vitreous enamel or glass-lining) is an engineered boro-silicate glass layer, which may be applied in a liquid or powder form and fused on a metal substrates, like mild steel, cast iron, stainless steel, aluminum or copper.
This inorganic coating was already used by the Egyptians for art and jewels around 1000 B.C. and may be characterized by a number of unique chemical and mechanical properties, like :
- Color stability (during many years)
- Corrosion resistance (even against boiling water !)
- High temperature resistance
- Scratch resistance
Enamel on mild steel (Also called ceramic steel or glass on steel) has been adopted by many different industries all over the world.
It is nowadays used for providing a functional and/or decorative coating to a wide range of products.
Typical applications include :
- architectural panels
- bath-tubs / shower trays / sinks
- barbeques (BBQ’s)
- boilers / water heaters / hot water tanks
- chemical vessels/reactors
- cookers / ranges
- heat-exchange panels & tubes
- hollowware / cookware / cook utensils
- microwave ovens
- street signs
- washing machines