Here is another commercial machine for making delicious frozen drinks. The VEVOR Smoothie Slushy Machine comes with 2 x 2.5L tanks. It can make 16 cups of slushie every 25 minutes or so. It has a control panel for simple temperature control. You can use this to make fruit juice, frozen cocktails, iced coffee, and a whole lot more.
This machine comes with food grade cylinders and 1/4HP air-cooled compressor.