1.the inner and outer drum are made of stainless steel plate. 2.it has auto washing and dewatering functions 3.Thewasher extractorcan be used in hotel,hospital,rastaurant,factory,fabric,clothes,print and so on,Welcome to visit us. 4.pls see the stable below about the technical paremter. ModelXTQ-15HXTQ-30HXTQ-50HXTQ-70HXTQ-100HRated capacityMin(kg)1020355070Max(kg)15305070100DrumDiameter(mm)650902106012001200Diameter deepness(mm)450500605626815Volume(Lit)149320504708920Overall DimensionLength*Hight*width1510×10101760×14101900×16502300×18502300×1850(mm×mm×mm)×1110×1430×1750×1800×2000Drum speedWashing rotate speed (r/min)5036353331Uniformity speed(r/min)9072757065Mid speed (r/min)450420380350310High speed (r/min)890780760680680Motor(Kw)2.245.57.57.5Draining valve(mm)φ70φ140φ140φ140φ140Hot water pipe3/4''''3/2''''3/2''''3/2''''3/2''''Cold water pipe3/4''''3/2''''3/2''''3/2''''3/2''''Steam pipe3/4''''1''''1''''1''''1''''Power supplyStandard:380+N-3PH-50HzMachine weight(kg)9501900260028003130