The Original Rainhart Mary Ann Sifter

The Original Rainhart Mary Ann Sifter is a laboratory sieve shaker designed for high-throughput particle-size separation using standard 8" or 12" test sieves. Its enclosed design, digital timer, and integrated sieve rack make it well suited for busy aggregate, asphalt, and soils laboratories.

Key Features

• Built in the U.S.A.
• Accommodates 8" and 12" diameter test sieves
• Digital timer adjustable from 0 to 999 minutes
• Enclosed operating chamber for controlled sieve agitation
• No separate sieve clamps required
• Reversible door-opening orientation
• Integrated sieve-storage rack
• Designed to minimize sieve wear and sample degradation
• 115V/60Hz and 220V/50Hz configurations available
• UltraQuiet retrofit kit available separately

Lab Manager's Tip

Choose the electrical version for your facility before ordering. Keep sieve stacks within the stated capacity and verify that frames, pans, and lids fit the selected stack height; sieves are not included.