... or double firing 1. About Product JM-618Is a semi-zirconium white frit ,Suitable for single and double firing ... glazed tiles, glazed tiles for double firingJM6181807801070-1120Is a semi-zirconium white frit ,Suitable for single and double firing ... prepare quotation for your requirement.1, Qty / month2, Specification of Physical properties3, Requirement in granular / powder form4, Packing5, Name of ...