GG-40-type foam cement machine 1,annual output: up to 1,600,000 square meters ... sixth generation of GG-40 foam concrete dedicated machine (cement foam machine) model is divided into, JX-40A type, JX-40B type ... more robust to meet the needs of high-rise building construction needs. 2,stable performance, a unique double-cycle hydraulic ... layers steelpip2m , nut m52*2 GG-40-type foam cement machine