... new LG30-2HL lane and rolling cold rolling mill: dual rotary double sent end materials, continuous rolling machine with PLC control with the ... a must.The company's products have formed series, has a single-wire cold rolling mill: LG30-H, LG30-H, LG30 ... -HL, LG180-H, LG280-H, LG450-H, straightening machine, three-roll hose reel machine and other metallurgical processing pipe equipment. Cold rolling mill