wholesale Handmade borosilicate heat resistant drinking glass water pitcher jug with filter lid 

2, double the glass, most of the high-borosilicate heat-resistant glass material cup;

3, with a handle of the glass, and thin, the thickness of 2mm in general is generally high borosilicate glass;

4, high borosilicate daily use of the cup is mainly artificial blow molding, the raw material is mainly high borosilicate glass pipe, high temperature burning soft, and then placed into the mold in the rotary blow molding or fixed blow molding. Thanks to "Super Spring Technology" to provide technical support.

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