Ceramic tableware is a kind of tableware with a long history in China. It was almost the mainstream tableware in ancient times, because the technology was not developed at that time, it was impossible to make plastic tableware. There are many colorful ceramic tableware, but black ceramic tableware is still very popular, which is inseparable from their simple style. Although many people are using black pottery tableware, little is known about its classification and purchase precautions. This article will introduce the classification and purchase precautions of black ceramic tableware for everyone.

Classification of black ceramic tableware

1, magnesium porcelain tableware

Jinyu ceramics are mainly made of magnesium-rich silicate mineral talc as the main raw material of porcelain clay and fired at a high temperature of 1380 degrees Celsius. Therefore, jinyu tableware has the outstanding characteristics of high strength and high thermal stability. Crystal clear and moist, it is the best choice for tableware in star-rated hotels. It has been designated as the national banquet porcelain for the Great Hall of the People and Diaoyutai State Guesthouse, and it has been selected as the special porcelain by Beijing Wang Fu Hotel.

2. Jinyu Royal Porcelain Tableware

Jinyu Royal Porcelain Tableware is made of magnesia stone powder and feldspar powder as the main raw materials and fired at a high temperature of about 65438 0340 degrees Celsius. Its strength is super high, its brittleness is very low, its glaze is smooth, and its service life is 3-5 times that of ordinary ceramics. It is an ideal product for disinfecting tableware among all household porcelain at present. Although the cost of a single product is about 25% higher than that of white porcelain and ordinary reinforced porcelain, it has long service life, low breakage rate, high grade and good image, and the accumulated total investment of actual tableware is lower than 50%. Porcelain is noble and elegant, with smooth and soft glaze, which has the characteristics of high temperature resistance, rapid cooling resistance, high temperature resistance and scratch resistance, and does not contain lead and other chemicals. It is pollution-free green tableware and environment-friendly tableware, and it is the first choice of ceramic tableware products for modern hotels, hotels and disinfection tableware companies, and has won high praise from users.

3. Jinyu Tableware

Jinyu Royal Porcelain is a kind of high-quality porcelain clay, which is added with aluminum and magnesium, and then fired at about 1300 degrees Celsius, so that they can be recrystallized and combined and magnetized into a substance. Anti-collision is its housekeeping skill. Feel delicate. The glazed surface of reinforced porcelain is deeper than that of magnesium reinforced porcelain. At present, the tableware used in the disinfection tableware market has been gradually replaced by magnesium reinforced porcelain and magnesium porcelain.

4. Shell porcelain tableware

Shell porcelain is made of shell powder with high white mud and high white glaze, which is scientifically formulated, fired at a high temperature above 1200 degrees Celsius, glazed and fired at a second high temperature. It is non-toxic, lead-free and harmless, never fades and is not easy to break, and is suitable for washing dishes. Shell porcelain tableware with white glaze and blue background is suitable for middle and low-grade ceramic tableware users.

5, glazed tableware

Colored glazed porcelain is directly painted on the embryo before firing, and then fired at high temperature. It belongs to underglaze colored ceramics, and the patterns on porcelain are drawn by hand, which has artistic value. It is a tableware product with different styles from the above porcelain, which provides more choices for disinfection centers that need special tableware.

Matters needing attention in purchasing black ceramic tableware

1, you must choose the regular market to buy ceramic tableware, and you must not buy inferior products without regular manufacturers for petty gain. According to national regulations, when ceramic tableware is soaked in 4% acetic acid, the dissolution amount of lead shall not be greater than 7 mg/L, and the dissolution amount of cadmium shall not be greater than 0. 5 mg/liter. At present, the products of regular manufacturers can basically meet this requirement;

2. Pay attention to the color of tableware when buying, and touch the surface of tableware with your hands to see if the inner wall is smooth;

3. Smell it with your nose if there is an odor;

4. Don't buy ceramic tableware with too bright colors. In order to make the color bright, manufacturers will add some heavy metal additives to the glaze, so the brighter the color of tableware, the easier it is for heavy metals to exceed the standard;

5, should choose and buy raw materials, process control strictly underglaze tableware.

From the above description, we already know the classification of black ceramic tableware. It can be said that there is no clear distinction between the advantages and disadvantages of different materials of black pottery tableware, and they all have their own advantages and disadvantages and scope of application. You can choose the one that suits you according to your own needs. In addition, some "dirty" manufacturers often add toxic substances to ceramic tableware in order to save costs. Pay attention to identification when purchasing, to prevent tableware with worrying ingredients, and lay hidden dangers for future health.

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