Meet production requirements of PU sandwich panel, rock wool sandwich panel,glass wool sandwich panel, soft surface panel, PU-rock wool composite panel for cold storage, construction etc.
The side sealing devices is our patented technology which can reduce the waste of the chemical material and breakcthe traditional side sealing technology both at home and abroad.It is also a landmark in improving the producing technology of soft substrate sandwich panels.
Our First system has been successfully applied at Nanjing Hongbaoli Co., LTD. In the light of two shafts everyday and 300 working days every year, it can save USD164,000.00 every year. We have applied patent for this technology.