We have a batch of extruder screen in stock now. . .
The material is standard stainless steel 304.
two layers of mesh : 20/40
one layer is 20 mesh x 0.30 mm wire
the other layer is 40 mesh x 0.21 mm wire
Outer diameter is 120mm
The screen with aluminum frame
800 pieces in stock now.
filtercc
wire screen （wire mesh ,wire cloth ）the biggest of world manufacture,application for shielding, water, filter and coal industry