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The Expert's Corner

The Expert's Corner Blog features curated content from ROSS engineers, managers, and sales reps, updated regularly, to provide customers with in-depth mixing knowledge, advice, and solutions.

Blog Posts: planetary View All

Ask an Expert: Mixers for Producing Capsule Shells

Ask an Expert: Mixers for Producing Capsule Shells

Capsule shell chemistries today must meet a myriad of requirements, including those affected by consumer preferences, the need for compatibility with active pharmaceutical ingredients, a formulation`s dissolution rates and moisture sensitivity, the acceptable oxygen permeability, and the overall product stability.

April 12, 2021
chemicals planetary mixer pharmaceuticals

Best Chocolate on the Planet(ary)

Best Chocolate on the Planet(ary)

A major global confectionary company approached ROSS to improve their process of manufacturing a chocolate product. They were using a kitchen-style single planetary mixer that was unable to handle the high viscosity peaks that occur during mixing. The material spikes to over 1 million centipoise and finishes around 20,000 cps.

December 16, 2020
planetary food processing

Double Planetary Mixer with Vacuum Feature Eliminates Voids in FRP Pipe

Double Planetary Mixer with Vacuum Feature Eliminates Voids in FRP Pipe

A manufacturer of plastic pipe and pipe fittings upgrades to a ROSS double planetary mixer to improve consistency and eliminate voids in their products

June 9, 2020
double planetary plastics

Ross Double Planetary Mixer with HV Blade Design Solves Problems in Mixing Ultra High Viscosity Sealants

Ross Double Planetary Mixer with HV Blade Design Solves Problems in Mixing Ultra High Viscosity Sealants

A major manufacturer of silicone sealants was looking to make a new, highly filled, silicone sealant. The desired product has a viscosity of over 9 million centipoise and is very "sticky". This posed several problems for manufacturing the new sealant with their Double Planetary Mixer with rectangular stirrer blades.

May 15, 2019
planetary adhesives hv blade

Ross Double Planetary Mixer Makes High Quality Syntactic Foam Plugs for Thermoforming Applications

Ross Double Planetary Mixer Makes High Quality Syntactic Foam Plugs for Thermoforming Applications

One method of Thermoforming utilizes a male plug to assist the vacuum or pressure in forming the plastic part. These plugs have traditionally been machined from blocks of aluminum which can be expensive.

April 16, 2019
planetary plastics themoforming

Vacuum Mixing of Colored Thick Pastes

Vacuum Mixing of Colored Thick Pastes

Pest control in beehives is attracting renewed attention from pesticide manufacturers due to some species of mites that have become immune to commonly used pesticides. A new product consisting of vegetable shortening, granulated sugar, honey and an active ingredient is proven through laboratory tests to be effective in suppressing mite populations in beehives. The customer is looking to scale up their production of this successful formulation. In their R&D lab, a 1.5Hp single planetary mixer is being used but the machine is observed to be straining against the toughness of the dough-like mixture.

February 20, 2019
agriculture pesticide planetary vacuum

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