Which is better, a ceramic cup or a glass cup? The manufacturer of customized cups tells you
2020-11-20
The physical properties of glass products are poor, and they are more fragile than porcelain products when encountering impact, knock, cold and hot mutation. Therefore, even if there is glass tableware, most of them are tempered glass, with high cost. Therefore, among non porcelain tableware, plastic tableware has price advantage, while metal tableware has physical property advantage (hot, heat insulated). Glass processing belongs to thermoforming
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