The left-hand and right-Hand spirals are fitted tightly together alternatively and joined with straight rods.

A4 style has 4 rods in 1 spiral, while A3 has 3 rods.

With flat and smooth surface, it’s suitable to carry small items such as fasteners and small sintering metal parts, it’s widely applied in continuous heat treatment furnaces and sintering furnaces.

Suitable material and wire sizes will be selected according to your applications

Parameter Name	Parameter Value
Type	flat
Material	wire mesh
Product applications	furnace
Other characteristics	smooth