Metal prices printed circuit board

The paper of wood pulp is mainly made of wood fibre, generally lower than the cotton velvet paper price, and the great of mechanical strength, can improve the planking appearance while using and bleaching the paper of wood pulp. ... In order to improve epoxy glass Bucky PCB metal-clad plate's mechanical processing characteristics and reduce the cost of planking, and development have spin glass fibre in recent years ' Also call the glass felt) . ...