Refractory Mortar

Refractory Mortar is used in very high temperature smelters. It is created from Mortar, Sand, Kaolin and Quick Lime at the table.

Crafted Within

 * Basic Table
 * Table

Component of

 * Advanced Forge
 * Advanced Smelter
 * Beehive Oven
 * Electric Forge
 * Electric Smelter
 * Large Blast Furnace