Octagonal Blender

Octagonal Blender

Octagonal Blender: Space-Saving, Low Power, High Efficiency

Octagonal Shape Model LI-OB blender is designed to process larger volume of material. It occupies less space compared to other similar blenders like V and Double Cone. Power consumption is also less. The blending takes place at low speed during operation. It is well balanced even in higher capacities. It is very useful for pharmaceutical industries where in gentle of dry granules of powder are to be done. It is a slow sped blender and has removable type baffles mounted on a rectangular shell. The important feature of machine is easy to wash in place. Octagonal blender is supplied with a bin charging system or can be designed for vacuum charging. Dust free charging system is also incorporated, which is a completely closed system for charging and discharging of powders and granules. The power consumption is comparatively lower than other similar types of blenders. The machine basically consists of shell welded with conical Octagonal shape ends and supported with sturdy supporters on the both side.

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The Octagonal Blender can produce high-quality output with no degradation in particle structure due to its slow tumbling action. The R&D Octagonal Blender has a class of its own when it comes to combining dry solids and semi-solid products. The best part about this machine is that it allows for human or automatic loading and unloading of products. This flexibility has notable advantages like high blending efficiency, fast mixing process and can be operated within a limited space. The compact Octagonal Blender is highly suitable where a gentle blending of dry granules or powder is required. It is a well-organized and adaptable amalgamation mechanism for mixing and lubrication.

The Lab Octagonal Blender is used in laboratories for research and development due to which it is also known as R&D Octagonal Blender. It is also known by the names Mini Octagonal Blender, Small Octagonal Blender and Compact Octagonal Blender due to its small and compact size.

The Octagonal Blender Lab model emerges as the most efficient and apt machine for mixing and lubricating granular products homogenously. The shape of the compact Octagonal blender gives excellent results due to the consistent slow speed of the container thereby resulting in the superior quality of blending. The Automatic R&D Octagonal Blender also used for research and development in laboratories is highly treasured in the market for its longer service life and optimum performance.

These machines are also known by the name Mini Octagonal Blender, Small Octagonal Blender provides excellent modulation advantage to clients with the specifications they desire. Stringent tests of the Lab Octagonal Blenders are conducted to comply with International Standards.

The right hand side shaft is connected to a standard gearbox by means of chain and sprockets, which in turn coupled to an electric motor. The whole drive assembly is coupled with SS side panel. The inside panel portion of Octa body is mirror polished and the outside surface of the Octa body, frame & guards are matt polished. The material is to be mixed is charged in the machine either manually from top or bin discharging system or vacuum charging system and then the port is locked positively. Then blender is started to preset blending time. At the end of process, machine is stopped and the product is transferred to process containers by opening the butterfly valve.


Special Features:
  • Material handling in Octa Blender is through Bin Charging or Vacuum Charging System
  • Bin charging system ensures Dust free closed system for charging and discharging of product
  • Slow speed blender with gentle blending of Dry granule
  • Optional in built Vacuum Design. No external PTS required
  • The baffles are eliminated with blending profile analysis available.
  • Pneumatically actuated valves for dust free transfers
  • Bins with level sensory for automatic cut off
  • Mechanical seals on shafts for pneumatic connections
  • cGMP design for ease of cleaning

Technical Specification:

Model Number Gross Capacity (Liters) Working Capacity (Liters) RPM Electric Powder
LI-OB 5 5 4 24 1
LI-OB 10 10 8 24 1
LI-OB 15 15 12 24 1
LI-OB 20 20 16 24 1
LI-OB 25 25 20 24 1
LI-OB 50 50 40 24 1.5
LI-OB 75 75 60 24 2
LI-OB 100 100 80 24 2
LI-OB 150 150 120 24 2
LI-OB 200 200 200 24 2
LI-OB 400 400 320 12 3
LI-OB 500 500 400 12 3
LI-OB 750 750 600 12 3
LI-OB 1000 1000 800 8 5
LI-OB 1250 1250 1000 8 5
LI-OB 1500 1500 1200 8 7.5
LI-OB 2000 2000 1600 8 10
LI-OB 3000 3000 2400 6 10
LI-OB 5000 5000 4000 6 15

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Octagonal Blender FAQs

It is a pharmaceutical powder blending machine featuring a distinctive eight-sided (octagonal) vessel that rotates around its horizontal axis — combining the gentle tumbling blend action of a double cone blender with improved powder movement efficiency from its flat octagonal panels, delivering superior blend homogeneity with lower power consumption and compact space requirements for pharmaceutical, Ayurvedic, and nutraceutical powder blending operations.

The eight flat panels of the octagonal vessel create additional powder cascading patterns during rotation — generating more complex three-dimensional powder movement compared to the smooth curved surfaces of a double cone blender — delivering faster blend homogeneity achievement, more complete blend uniformity, and better handling of cohesive and difficult-to-blend pharmaceutical and Ayurvedic powder formulations.

The octagonal vessel's flat panel geometry allows a more compact overall machine dimension relative to its working volume — with the eight-sided shape fitting into a smaller height and width envelope than an equivalent capacity double cone or V-blender — making it the ideal blending equipment choice for pharmaceutical and Ayurvedic manufacturing facilities with limited production floor space.

Yes, it is widely used in Ayurvedic manufacturing for blending multi-herb powder formulations, herbal extract granule blends, churna preparations, and botanical multi-ingredient combinations — with the gentle tumbling action preserving the physical integrity of delicate Ayurvedic herbal particles while delivering the blend uniformity required for AYUSH-compliant tablet and capsule production.

Absolutely — nutraceutical companies blending vitamin and mineral premixes, protein supplement formulations, and wellness powder blends use octagonal blenders to achieve the ingredient uniformity required for consistent supplement potency across every tablet and capsule, while cosmetic powder product manufacturers use them for uniform blending of multi-component cosmetic powder formulations.

Octagonal blenders are available in a wide range of capacities from 50 liters to 3000 liters working volume — covering small pilot production batches through to large commercial pharmaceutical and Ayurvedic blend batches — with the working volume typically 40 to 60% of the total vessel capacity for optimal blending performance.

The octagonal vessel's tumbling rotation mechanism requires significantly less motor power than high-shear mixers, planetary mixers, or ribbon blenders — with the flat panel geometry enhancing powder movement efficiency so that blend homogeneity is achieved faster per revolution, reducing both blending time and total energy consumption per batch in pharmaceutical and Ayurvedic manufacturing operations.

Yes, it is manufactured with GMP-compliant SS 316 inner vessel construction with electropolished or mirror-polished internal surfaces — with SS 304 outer frame and drive components — meeting Schedule M, WHO-GMP, and AYUSH regulatory material, surface finish, and equipment hygiene standards for licensed pharmaceutical, Ayurvedic, and nutraceutical powder blending operations across India.

The octagonal blender's gentle tumble action is ideal for final lubricant addition — with magnesium stearate or other tablet lubricants added in a controlled short blending step after main blend homogeneity is confirmed — ensuring adequate lubricant distribution without over-lubrication that can reduce tablet hardness and increase disintegration time in compression batches.

The octagonal blender delivers excellent results with free-flowing granules, pharmaceutical powder blends with similar particle sizes and bulk densities, Ayurvedic multi-herb churna formulations, nutraceutical vitamin and mineral premixes, and any dry powder blend where gentle tumble mixing can achieve the required content uniformity without mechanical particle damage.

Yes, the octagonal vessel's flat panel geometry creates additional powder shear planes and cascading zones during rotation — improving mixing efficiency for cohesive and difficult-to-blend Ayurvedic herbal powders, fine botanical extracts, and sticky plant-based materials that can form agglomerates and resist homogenization in smoother-surfaced tumble blenders.

The octagonal blender's consistent and reproducible rotation speed, defined fill volume, and documented blending time parameters allow pharmaceutical manufacturers to conduct blend uniformity studies — sampling from multiple vessel positions at defined intervals to statistically demonstrate content uniformity compliance with pharmacopoeial specifications for each validated product blend.

Yes, octagonal blenders can be fitted with a spray nozzle liquid addition system — allowing controlled addition of granulation binders, flavor solutions, coating liquids, or pharmaceutical excipient solutions during blending — extending the machine's utility beyond dry powder blending to include some wet processing applications in pharmaceutical and Ayurvedic manufacturing.

The optimal working fill volume for an octagonal blender is 40 to 60% of total vessel capacity — this range allows adequate powder cascade and three-dimensional movement throughout the blending cycle, with underfilling causing insufficient powder interaction and overfilling preventing effective tumbling action and compromising blend uniformity achievement.

The octagonal vessel features smooth mirror-polished SS 316 internal surfaces, a large charging port with removable lid, and a bottom discharge valve — enabling thorough manual or semi-automated cleaning between product batches, with cleaning validation swab and rinse sampling conducted through the access port to demonstrate cross-contamination prevention between pharmaceutical and Ayurvedic product batches.

The octagonal blender delivers comparable blend uniformity to a V-blender while occupying less vertical height and offering lower power consumption — the V-blender's asymmetric shape can create dead zones for some cohesive materials, while the octagonal vessel's flat panel geometry provides more consistent powder cascade from all vessel surfaces during rotation.

Yes, an optional high-speed intensifier bar can be installed inside the octagonal vessel — providing localized high-shear action that breaks up agglomerates and improves distribution of minor formulation components like low-dose APIs and trace minerals — particularly valuable for pharmaceutical and Ayurvedic formulations containing active ingredients present at less than 1% concentration in the blend.

The octagonal blender operates on a 440V three-phase power supply for production models and 220V single-phase for laboratory models — with no compressed air or water utility requirements for basic blending operations — making it one of the most utility-efficient blending equipment choices for Indian pharmaceutical, Ayurvedic, and nutraceutical powder blend manufacturing facilities.

Yes, Lodha Pharma provides complete on-site machine installation, blending parameter optimization guidance, blend uniformity study methodology support, cleaning validation assistance, Factory Acceptance Test (FAT) documentation, IQ/OQ validation support, operator and maintenance staff training, Annual Maintenance Contracts (AMC), and fast availability of vessel seals, discharge valves, and critical spare parts — ensuring consistent and validated powder blending performance throughout the machine's operational life.

Simply contact Lodha Pharma through their official website with your powder formulation type, required batch size, blend uniformity specifications, any difficult blending characteristics of your formulation, GMP licensing status, and facility infrastructure details — their expert technical sales team will promptly provide a tailored quotation and arrange a comprehensive live factory or detailed video demonstration to help you select the ideal octagonal blender capacity and configuration for your pharmaceutical, Ayurvedic, or nutraceutical powder blend manufacturing operation.

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