The 300mm core specification Phi Phi 300 * 150 * 300 * L1500, Phi Phi 150 * L1800
300mm pipe core for aluminum foil cutting machine
300mm steel core specifications are 300 x 150 x Phi Phi L1500, Phi Phi 300 * 150 * L1800, the core of national patents, patent No.: 2L201020101753.9
