Vertical Mixer
- Efficient vertical mixing for tough powders
- Compact footprint with low energy
- Ideal pre-mixer for milling/pelleting
View details
From grain to feed
Ribbon Mixer
Ottevanger ribbon mixers deliver fast, uniform batch mixing of powders, granulates, and meal. A tulip shaped housing with dual counter rotating ribbons creates gentle, intensive mixing, achieving 1:100,000 accuracy in 3 to 4 minutes. With smooth hygienic surfaces and sizes from 500 to 12,000 liters, they offer consistent results, low energy use, and easy maintenance.
- Short mixing time (3–4 minutes)
- Hygienic, smooth interior construction
- Low energy consumption
Performance & Applications
Overview
Key benefits
Discover the key benefits of the Ribbon Mixer, designed for efficient, precise, and reliable mixing of powders and granulates in any processing environment.
- Consistent and homogeneous blending achieved through dual counter-rotating ribbons.
- Low-speed mixing minimizes product damage while maintaining precision.
- Smooth, welded interior prevents residue and cross-contamination.
- Pneumatic outlet slide supports controlled batch discharge and quick cycle times.
- Up to 10 batches per hour possible on outlet side configuration.
- Large inspection hatch with safety locks ensures easy access for cleaning and inspection.
- Proven reliability and low maintenance across a wide capacity range (500–12,000 L).
Available executions
All machines can be customized. The machines can be carried out in stainless and be delivered with ATEX 22 components, special internal coatings, a powerful drive and other options.
- Standard mild steel or full stainless-steel construction.
- Special internal coatings for food or corrosive applications.
- ATEX Zone 22 certified components.
- Pneumatic bomb doors (RM500–RM4000) for fast discharge.
- Optional spray bars for dosing liquids such as oil or water.
- Multiple drive options: 3 to 2 × 37 kW depending on model and capacity.
Downloads
Technical Datasheet
Download
Reliable by design
Equipment
Single Shaft Paddle Mixer
- High-accuracy mixing
- Fast discharge
- Efficient operation
View details
Double Shaft Paddle Mixer
- Fast mixing cycle (30–60 seconds)
- High accuracy (1:100,000 / C.V. < 5%)
- Residue- and dust-free operation
View details
Your questions answered
FAQ
Mixing accuracy is up to 1:100,000 with a coefficient of variation between 5–9%, depending on batch size and product.
A complete mixing cycle typically takes between 3 and 4 minutes.
Powders, meals, and granulates across feed, food, premix, and concentrate applications.
Yes. Internal surfaces are smooth and welded with minimal external bolts, ensuring cleanability and low contamination risk.
Yes. Optional spray bars allow the controlled addition of liquids such as oil or water during the mixing process.
Let's talk
Every successful project starts with a conversation.
No matter what your needs, we have all the equipment and process expertise to help you achieve it. Contact us today and let’s talk.
Manage Consent
Functional Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes.
The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.