... as welkl as the reduced heat-exchanging efficiency caused by he lowered conductivity coefficient , and so on , thus it is high -effciency and energfy-saving , and ... due to rolling operation in rolling- operated horizontal evaporators , and so on , thus as evaporator is endurable in long service life , with the ... air 1.75 KW 6.2A 3/4"GAS 250KG 2012 new popular and good selling of flake ice maker