... .2 x2.2 x2.0 m 2, long life 3,operate:easy to use 4,Suit PVC,ABS,PP,PS,etc 5,Stable ... large, high strength, steel is good, pressure deformation of small, long life, high-strength face plate, pressure capability.2, face lifting activities ... was divided into fast and slow speed, high efficiency, stable.4, box can be divided into two district heating, heat a ...