Selection 17 lead & cacmium free resistant glass color
[Clicks on the enlargement]
·iring temperature: 600-680℃
·good chemical resistant
·wider color range
·all colors do not contain Pb except 1764、1732、1733 , all colors do not contain Cd
·four colors - yellow : 1731、1732 - cyan : 1781 - magenta:1792、1764 - black:1771 - flux: 1711、17136
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