... a big L/D ratio and extrudes foam in single-grade. Our EPE pearl cotton foaming machine is the equipment that ... a big L/D ratio and extrudes foam in single-grade. It uses the LDPE resin as the raw material. During ... packing industry, such as electronic circuit board, electrical apparatus products, top-grade furniture, motorbikes, shoe-making, wooden board, box, hardware, bikes, cars ...