pope scientific series 800 sanitary pressurizable mixer

The high-performance Series 800 mixer is designed for the most demanding applications, such as strict sanitary, temperature and pressure/vacuum extremes, high chemical compatibility and other uses.

You may specify the type of motor (electric, air, explosion proof) you want, various optional seals, even your choice of impeller types.


Wetted Material: 316 stainless steel, Hastelloy, other alloys – Teflon/other coatings available

Vessel Connection: 3″ sanitary clamp standard – 150 lb flange mount, others available ANSI

Bearings: High temperature, permanently lubricated. Double row lower, single row upper

Shaft: 3/4″ diameter, standard or detachable “pool cue” styles

Impeller: Marine type standard. Turbine, hydrofoil, Cowles, anchor, paddle, others available per application (mounted with set screws or welded, ground and polished)

Motor Mount: Standard or quick removal type (for autoclaving, etc.)

Motors: Electric or Air, direct or gearmotors, other per application (XP, ATEX, etc.)

Optional: Digital RPM indicator, other custom accessories and modifications

Cooling: Teflon lip seal to protect ball bearings. Two coolant side ports

Seal Specifications:

Version: Balanced, single, dry-running mechanical seal (double mechanical and other types available)

Materials: 316 stainless standard (Hastelloy available) Viton elastomers (Kalrez, others per application) Carbon primary ring, tungsten carbide mating ring

Max Operating Speed: 800 rpm – (max recommended operating speed)

Max Seal Pressure: Full vacuum to 120 psig (dry running), 150 psig (wet running)

Seal Lubrication: Dry (can be wetted – see ‘Cooling’)

Operating Temp: -20° F to 500° F

Seal Life: 3,000 hours (estimated)