Hopper dryer, with low noise blower,installed air filter(optional) purity guaranteed, Standard Hopper DryerContact parts made of stainless steel .Precisely cast ... type for 50-1500kg available, with double –walled hopper tank, stainless steel heating tube and high- temperature blower ... 5x27.5x12170WSDB-600600201000380/3158x116x24028x28x13.5280WSDB-800800302200380/3177x118x25428x28x13.5380 hopper dryer