China Sand Kiln Dryer Sand Industrial Sawdust Vacuum
Point 3 Dryer Drum Welding The dryer cylinder section for toroidal welding longitudinal along the entire circumference of not more than two weld article number and shell welds shall be full the minimum is not lower than the parent metal surface the top should not be higher than 3 mm feed plate weld should be edge bite depth should not be greater than mm