Causes and solutions of Wall Putty Blister
The main reason for the blistering of Wall putty powder is the problem of the wall. If the wall is pitted, uneven, and has small pits. It must be blistered. And the amount of blistering depends on the shear force of hydroxypropyl methylcellulose. The higher the viscosity of cellulose, the more bubbles, and vice versa.