The use of air pressure control excludes the risk of rupture of the evaporator tube and the tube ice diameter can be adjusted according to customers' needs.<br />Half-full liquid: liquid level controller which manages liquid supply of refrigerant makes the system more stable.<br /><br />Focusun is the world leader in ice making machine, chiling and refrigeration systems.<br /><br />More information on Focusun website: http://chinaicemachine.com<br />or: http://www.facebook.com/focusun<br />or: http://chinaicemachine.com/tube-ice-machine/