Enamel refers to glass decorative metal, which first appeared in ancient Egypt, and spread to China through maritime trade in the 8th century. The famous cloisonne is an enamel product. By the rapid development of industrial technology in the 19th century, Europe developed the cast iron enamel process, and thus enamel became an important daily necessities from handicrafts. Enamel bowls and enamel cups One of the main imprints of the era before China's reform and opening up.
What material is the enamel bowl
Enamel bowl is a product made by cast iron enamel process, which is mainly composed of metal materials and inorganic vitreous materials. The production method is to cast the metal billet first, then coat the bottom glaze on the metal billet occasionally, and apply the surface glaze after firing, which may be coated once or multiple times depending on the process. Now there is a one-time enamel coating process, that is, the effect of the bottom glaze and the surface glaze can be achieved by applying one kind of glaze, and it can be completed in one firing. The metal parts of the enamel bowl that come into contact with the ingredients are made of steel, aluminum, copper, cast iron or stainless steel, etc., which are safe and healthy and will not cause harm to the human body. The outer glaze and process are melted at high temperature, the structure is stable, and there are no toxic substances.
Enamel bowl features
Enamel bowls have good mechanical strength and enamel physicochemical characteristics, and are good in corrosion resistance, wear resistance and heat resistance, and also have the characteristics of non-toxicity and good decoration. It is favored by consumers because of its beauty and lightness.
Precautions for the use of enamel bowls
Because of the material and craftsmanship of enamel bowls, there are some precautions in use.
First, the enamel bowl can be heated directly on the stove, but it cannot be heated in empty. Please add water, oil and other liquids before heating to avoid damage to the enamel layer.
The second is that the enamel bowl cannot be cooled with cold water immediately after being fired at high temperature, as doing so will cause the enamel to crack.
The third is to dry the water after use to avoid rusting of the unpainted part of the pot.
Fourth, handle it with care when using it, as a heavy fall will cause the porcelain to fall off.
Fifth, the enamel bowl cannot be heated in the microwave oven. The temperature of the microwave oven rises too fast, which will damage the enamel layer, causing falling off or cracking.
