Ifgl refractories limited manufactures refractories for purging. This is an iso 9001-2000 certified company. The most cost effective and efficient method of gas stirring in a ladle is via a bottom mounted porous plug/purge plug. Purging plug is of unidirectional porosity with slotted design. The purge plug as well as seating blocks/housing blocks are manufactured in alumina spinal quality for consistently high levels of performance.