<p>A blockage material for molten metal tapping hole, characterized by consisting of a refractory aggregate and a binder, the binder being one of 1 to 3 Pa sec viscosity at 60°C composed of over 70 to 90 mass% of novolac phenolic resin of less than 400 number average molecular weight measured by gel permeation chromatography (referred to as GPC) and 10 to less than 30 mass% of solvent.</p>
