... requirements of different products, an optimized design used for RTB series hot melt adhesive coating machine, therefore, it functions greatly improved ... : about 70kw 15.Power: three phase 380v more or less 15%,50Hz 16.Adhesive volume and main motor can be synchronous controlled and ... ' requirements and drawings,and provide thermosol spraying device unit. RTB Series Hot Melt Adhesive Coating Machine