No.635 Whitehouse Sieve Standards

Whitehouse Sieve Standards for sieves with No.635 (20µm) opening sizes are supplied with five vials, each with a nominal weight of 0.8g.

Features:

• Ideal for calibration and performance testing of No.635 (20µm) sieves
• Produced on NIST traceable equipment
• Quick aperture reading using a calibration graph

Included Items:

• No.635 (20µm) Whitehouse Sieve Standards
• Calibration graph