Slot Screen Slot Screen Weave Method: before curly curls, weaving, one-way crimp, crimp and intermediate crimp lock. Rectangular Screen Rectangular Screen Type of weaving: Crimped before weave, double-direction, ripples flections, tight lock flections, flattop flections, double-direction flections, list-direction separate ripples flections. Features: Rectangular Screen is substantially woven, firm structure, uniform cells, enduring, graceful, uniform surface, corrosion-resisting, etc.