Our factory produce Interior wall putty powder(not ready mix) and Ready mixed interior wall putty, both of which are made to give a superior finish to the interior walls. This premix application plaster, which is made of calcium carbonate(CaCO3), heavy calcium carbonate(powder of calcite) and talcum. How to use: 1)This product is suitable for all the coats for hand and machine application. Slightly stir before use and directly apply to plasterboards. Cover tight the lid of pails or close the bags afer use 2)the interior wall or plasterboard surface must be clean, smooth and firm, dry and without dust or oil. 3)interior wall putty is applied using a hawk and trowel, and daub the putty to the interior wall in average state Packing Putty powder: Packed by bag, 5kgs/10kgs/20/kgs25/kgs Ready mixed putty: Packed by pail, 10kgs/15kgs/25kgs Storage: Putty powder: 12 months. Ready mixed putty: 6 months Do not store in the sun or frozen and wet places.