Hangzhou nuoyan building materials co.,Ltd

Nuoyan Rock Woll Company is the biggest factory in China .It has ten production lines , The rock wool is hot product, The rock wool product is made from basalt as main ingredient which is made into the fiber in high speed centrifugal machine after melting at temperature about 1450°C. Adding the proportional resin, it can be processed into rock wool board, blanket and pipe according to the customer requirement.