... -pentration glaze,suitable for wall and floor tile. GlazeEngobe Frit LK413 & LK4139Engobe additive for water anti-pentration glaze,suitable ... kinds of ceramic raw material, including special frit for bone china, luster, printing glaze, composed frit, engobe, etc, and invested in ... . Since almost 20 years’ major in ceramic pigment and frit, Fuxing has been focusing on credit sales’ management. Now ...