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Specialists in sanitary process equipment

Rotosolver - with High Shear Impeller for Dispersing, Dissolving and Emulsifying in one unit

HD Process supplies the Rotosolver, a top-entry batch mixer engineered for rapid liquid-liquid and solid-liquid dispersion, fast powder wet-out and complete hydration for 100% utilisation of ingredients. Its patented mix head balances shear, particle size reduction and macro-circulation so you get uniform results from top to bottom, even in viscous batches.

Why Rotosolver

  • High-intensity shear with full-vessel circulation, shortens blend and hydration times.

  • One-piece CIP mix head, no dead zones, fast rinse-out, safer changeovers.

  • Hygienic design meets 3-A Sanitary Standard 73-01 and USDA-AMS requirements.

  • Single-shaft, obstruction-free tank entry, simplifies cleaning and maintenance.

  • All-stainless mix head, shaft, drive and motor available for aggressive chemistries.

  • Optional secondary impeller to boost turnover in tall or high-solids tanks.

  • Handles viscosities up to 50,000 cP without sacrificing top-to-bottom uniformity.

  • Fully dissolves and hydrates powders, minimises fisheyes and agglomerates.

  • No wearing parts in the product zone, reduces consumables and downtime.

  • Scalable from lab to production, with models up to 100 HP for large kettles.

Positioning vs other technologies

  • Low-speed agitators are effective for miscible liquids, but struggle with powder wet-out.

  • High-speed saw-tooth dispersers reduce particle size, yet often require long residence time.

  • Fixed rotor-stator mixers give very high shear but can limit macro-flow in viscous batches.

  • Rotosolver combines strong shear with vigorous circulation, so you achieve fine dispersion and full-tank homogeneity in one pass.

Typical uses

  • Dairy and beverage hydration, stabiliser and protein addition.

  • Sauces, dressings, condiments and flavour emulsions.

  • Nutraceutical slurries, gels and polymer solutions.

  • Personal care and specialty chemical dispersions.

Ask us to size a Rotosolver for your vessel volume, target viscosity and required batch time, and to recommend head style and impeller options for your duty.

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+ 64 9 580 2520 | mail@hdprocess.co.nz | 1/10C Maurice Rd Penrose Auckland