BZM glass straight line edging machine is designed for grinding straight line flat edging of different sizes and thickness. It can process straight line and 45°edge. Coarse grinding, refine grinding, polishing, and angle-making can be completed ina a process. Its speed can be wedely adjusted by its stepless regulator. Speed alteration is very mooth. In grinding operation, feeding and operation speed can be adjusted at random. Front rails can be adjusted to fit varied thickness of processed glass.