Ro-Tap Sieve Analyzer
Meets ARM 2.5 and ASTM D1921 Standards

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ASTM D1921

  • Sieve Analysis (Ro-Tap by WS Tyler)
  • Sound Enclosure and Stand
  • Sieves

Sieve Analysis

ASTM D1921 – Ro-tap® shaker, sieves, and sound enclosures manufactured by W.S. Tyler. Brass or Stainless Steel sieves are available any mesh or diameter.
The RX-29 Ro-tap® is the standard size sieve analyzer used by the roto industry. The RX-29 holds 6 full height 8 inch diameter sieves (screens) plus a pan and cover. Available in 110 or 220 volts, 60 Hz or 50 Hz.

Replacement Sieves (Screens)

Sieves are available for hand screening or as replacement sieves for the Ro-tap®. They are available in many different diameters. The frames are brass or stainless steel and the wire cloth (screen)is available in brass or stainless steel. Covers, pans, and cleaning brushes are also available. Many of these products are in stock for quick shipping.

Sound Enclosure and Stand

The sound enclosure and aluminum stand are manufactured by W. S. Tyler. Operating noise levels are reduced from 85 decibels to 60 decibels. The enclosure also protects and keeps the equipment clean between uses. This sound enclosure is a highly reccommended option. The aluminum stand may be used with or without the sound enclosure.