ZLINE · Cake Batter Processing Equipment Automatic Small Chiffon Cake Aeration System with Siemens PLC Control A compact batter aeration system designed for chiffon cake and sponge cake preparation. The listed configuration combines Siemens PLC control, 304 stainless steel construction and automated batter processing in a footprint suited to smaller production spaces. The ECER product listing identifies the model as ZLDQ800 and specifies chiffon cake output of 50–120 kg/h,