The technology R & D Department of keliyer company keeps forging ahead, and has made new progress in the field of high-performance modification of phenolic board. The modified phenolic board has made great progress, and has been successfully applied in production.
Our company independently developed the special phenolic board for tunnel freeze-thaw insulation system. The company's special production of phenolic resin board for tunnel is mature and advanced in technology, which has been widely used in the field of tunnel engineering.