... best materials. Steady, durable and long life. 2.Automatic control, easy to operate. 3.Easy to replace the moulds ... Machinery main components: open book machine (uncoiler),→ forming welding machine,→ grinding machine, →sizing machine,→ frame straightening, →cutting machine,→ finished frame.Technical parameters: ModelHorizontal ... , paper and air conditioning industry. Automatic SS Pipe Making Machine