Melamine tableware wholesale type

The most commonly used cups are cups, but there are all kinds of cups. What kind of materials do you like? In terms of cups, ordinary glasses, enamel cups, ceramic cups, plastic cups, stainless steel cups, paper cups, vacuum cups, health Cup, etc. How to choose a safe drinking cup?

Plastic cup: choose edible grade plastic

Due to its versatile shape, bright colors and not afraid of falling off, the plastic cup is very popular among many people and is very suitable for outdoor users and office workers. Generally speaking, the bottom of the plastic cup has a mark, which is the number of small triangles, the common one is "05", and the material of the melamine tableware wholesale representative cup is PP (polypropylene). The glass of PP material has good heat resistance, the melting point is between 170 ° C and 172 ° C, and the chemistry is relatively stable. In addition to concentrated sulfuric acid and nitric acid, various other chemical reagents are stable. But the problem with ordinary plastic cups is very common. Plastic is a kind of polymer chemistry. When filling hot water or boiling water in a plastic cup, the polymer is easily dissolved in water, which is harmful to human health after drinking.

There are a lot of pores in the microstructure of the plastic, these pores hide the soil, but the bacteria can breed without cleaning. Therefore, the choice of plastic cups for plastic materials is very important, you must choose edible grade plastics in line with national standards. Page material.

Colorful ceramic cups are very flattering, but in reality there are huge hidden dangers in those colorful paints. A cheap colored ceramic cup wall is usually coated with a layer of glaze, DangTu glazed cup boiling water, acid or alkaline drinks, high aluminum and other toxic heavy metal elements glaze is easily dissolved in liquid 

precipitation, when people drink chemical liquids, the body will Hurt. It is best to use a ceramic cup to choose a color cup. If you can't resist the temptation of color, you will reach out to touch the color surface. If the surface is smooth, it will be relatively safe under glaze or underglaze. If it is uneven, it will still be dug with your nails. Shedding phenomenon, it is glaze color, it is best not to buy.