... the upper and lower tool at a high speed, cutting the tire into width-even rubber strips which are ... blocks. 1. The alloy steel tool, which has good cutting effect and long life span.2. Upper and lower ... the sharpening repeatedly.3. It is at High cutting speed, get smooth cutting surface,and even width.4. Simple structure, ... kg/h)Power(kw)Material(mm)18002.2<1200 automatic used tyre retreading machine