Silica sands for the glass industry

Schlingmeier glass sands are distinguished by their high chemical and mineralogical purity. The glass sands are free of residuary flotation chemicals or other auxiliary agents since only physical preparation procedures are applied.

Please note our extremely pure grades are highlighted in light blue in the table below. They are characterized by their very low content of iron and titanium. These high-quality products satisfy even highest requirements.

Crystal Quartz Sand	Fe₂O₃ ppm	TiO₂ ppm	Typical Application
G23* G23T	190	140	White container and flat glass, mirror glass
G20EA G20TEA	140	140	Crystal glass, lead glass, high-quality mirror glass, cut glass, reflectors and lighting components
G20EAS G20TEAS	85	90	High value crystal glass, optical glass, special glass, technical glass, borosilicate glass, thick glassware, reflectors and lighting components, fused silica, solar glass
G20EAS-Extra G20TEAS-Extra	75	80	High value crystal glass, optical glass, special glass, technical glass, borosilicate glass, thick glassware, reflectors and lighting components, fused silica, solar glass

*Standard grade for white container glass
Special grades are available on request

Please note:

It is the duty of our contractual partner to check the suitability of the product for his specific application. Nonetheless, our General Terms and Conditions apply.