Weihua Machinery can meet the different needs of customers from different types of sandwich panels, and can produce custom-made sandwich panels with different performance materials.
Automatic door panel production line is a comprehensive production line which is designed and manufactured according on our own, based on the technology of PU sandwich panel production line.
WeiHua, with its more than 20 years’ experience in sandwich panel production line and over 60 patents of independent innovation of technology, combines the advantage of continuous and discontinuous production line to design the simple continuous PU sandwich panel production line.
After 20 years of constant and great endeavor, WeiHua precedes in the research, design, manufacturing of complete PU production line in this field. We have obtained several inventive patent, among which foaming and plain plate are of leading technology. We are the only researching and manufacturing company that possesses the integrated technology of roll forming, PU/PIR chemical foaming production line. Our core technologies as high speed shearing and emulsification in foaming machine have already surpassed that of European developed countries.
Rock wool production line is used for slitting the big block rock wool into strips and conveying & turning to change the direction of fiber, increasing the strength of rock wool panel surface, finally to meet the high standards for construction sandwich panel.