The left-wound right-wound spirals are fitted tightly together alternately and jointed with straight rods.A4 uses 4 rods for one spiral to joint.A3 uses 3 rods for one spiral to joint.
Advantages:
1.Since the surface is flat and smooth,the belts can carry small items and unstable products.
2.The allowable tension is high,so that heavy load can be transported.
3.The belt strenght against pressure is high,so that the belts can be used for processing under pressure.
4.The belts can be used at high temperature.
5.The belts can be used for textile products refining and cleaning process.
Order Particulars:
| a - pitch(the distance from the centre of cross rod to the centre of cross rod) | ml - length of end eye |
| b - rising(the distance from the center of spiral wire to the centre of spiral wire) | l - number of cross bars per a pitch |
| c - diameter of spiral wires or wire loop | L - belt length |
| d - diameter of cross rod | S - belt width |
| m - mesh(the distance between wires) |