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All products in our store can be processed and customized，"Discretionary offer，Indicate the price、Logistics、Freight charges、The attributes are for reference only 。It may be changed at any time according to market prices or inventory，We will try our best to give you a satisfactory reply。

High borosilicate glass（Also known as hard glass），It takes advantage of the property that glass conducts electricity at high temperatures，The glass is melted by heating it inside，It is processed by advanced production techniques，Because the coefficient of linear thermal expansion is(3.3then0.1)×10-6/K，Some people also call it“Borosilicate glass3.3”。It has a low expansion rate、High-temperature resistant、High strength、High hardness、Special glass materials with high light transmittance and high chemical stability，Because of its excellent performance，It is widely applied in solar energy、Chemical Engineering、Pharmaceutical packaging、Electric light source、Industries such as craft ornaments。