The core equipment of sandwich panel production line is multi-component pentane foaming machine, the machine has reached modular and integrated delivery state, the  chemical material pipeline, electrical line, communication network line, temperature control compressor cold water main branch circuit, hot water pump station and pipeline, mixhead hydraulic station and pipeline, compressed air, nitrogen protection pipeline, etc. are all integrated in one module. Before leaving the factory, all the procedures shall be installed to ensure that the pipeline lines are connected at the customer's site for two days and all the installation and commissioning will be completed within one week!