According to the related investigation, curling the most common cup category where life:
1, for the summer cold drink cup.
2, ice cream after molding leaning place.
3, suitable for winter hot cup.
If a standard: paper coating to see categories, can be divided into:
Wax cup 1, simple.
2, a little more complicated than the straight wall of the double-layer cup.
3, the chemistry of some polyethylene coating Cup.
Talk about a wax coated cups, operating easily, a layer of wax coating on the surface of shallow, is for the purpose of water, although the wax, also do not matter, because the provisions is to eat the wax, accidentally entrance, damage would not exist; say that the mounted hot drinks, plus a layer of emulsion we must, on the straight wall coating double cup, do a hot drink cup reasons and because the double, so most winter need super insulation performance.