They are mounted on a galvanised, brass or stainless steel U profile.
The possibility of supply is with continuous filaments (very close) or with bunches (clipped) for high velocity and resistant materials. For the standard production we have a big quantity in stock: base (m): 5-6-8-10-13 (3-4 on request)
Materials: nylon, polypropylene, nylon or polypropylene, flat steel, abrasive nylon, PVC, horsehair, vegetable fibre, stainless steel, brass and filaments on request.
Strip base (mm):5-8-10
Galvanised or stainless steel core.
The spiral can be right-hand or left-hand.
If with compact surface: the spiral are placed near.
If with spiral surface: the spiral are spaced out.
We have ready in shock a good quantity of the standard measurements.
On a basis of the requested quantities, we can produce internal and external diameters on request.