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WHAT IS THE OPENING AREA AND TOLERANCES OF THE SCREEN SLOT

Question 1. What Is The Open Area?

Answer 1. Wedge wire screen open area ratio (OA) is calculated using the following formula(multiply by 100 for percent:

WHAT IS THE OPENING AREA AND TOLERANCES OF THE SCREEN SLOT

Question2. What Are The Tolerances On The Screen Slot?

Answer 2. For the slot apertures in the range of:
0.0025mm to 1.0mm the mean slot will be within 0.025mm with a standard deviation of 0.025mm
≥1.0mm to 2.5mm the mean slot will be within 0.05mm with a standard deviation of 0.05mm
≥2.5mm the mean slot will be within 0.075 with a standard deviation of 0.075mm.

WHAT IS THE OPENING AREA AND TOLERANCES OF THE SCREEN SLOT