Generally speaking,after heat treatment and carburizing treatment the roller skin of briquette machine will expand or contract, and than drill socket knife is clearly displayed , which cause the interior of the ball socket is not smooth, and this time is the easiest way to touch. The solution is use the angle grinder to grinding each ball socket makes it smooth by the friction of pulverized coal, last proceed commissioning.
Another common phenomenon is the raw material is too wet cause touch during extrusion, or the stickiness of binder is too large. Appear situation, we should according the proportion of manufacturer to burdening exactly, or change the binder.