Bottle proofing problems, the first understanding of their product level, physical and chemical functions and appearance.It is important to know the quality of the products produced by the manufacturer.See if the factory can produce glass bottles of similar quality.If the bottle requires good material quality it is best produced in a well-known glass factory so that the minimum physical and chemical functions meet the requirements.

    If good appearance is required and the error is very strict, spray welding molds are recommended, and the price is almost doubled. Therefore, from the proofing point of view, after making thousands of molds, if they fail, they will lose money.The main reason is that production costs are too high.For the mold factory, especially the special-shaped bottle, through repeated improvement.