V Mixer /
V Blender
Gentle, efficient, and hygienic dry powder blending for food, pharmaceutical, chemical, and industrial applications. Built to GMP standards with full customization support.
What Is a V Mixer?
The V Mixer -- also known as a V Blender or Twin Shell Blender -- is a batch blending machine designed for dry powders, granules, and other free-flowing solid materials. Its distinctive "V"-shaped shell is formed by two hollow cylinders welded together at an angle of 75° to 90°.
As the V-shaped container rotates, materials repeatedly split and recombine between the two arms, achieving uniform mixing through a diffusion mechanism. Because there are no internal agitator blades, the process is exceptionally gentle -- ideal for fragile granules, heat-sensitive powders, and applications where particle integrity must be preserved.
How Does a V Mixer Work?
The V Mixer operates on the principle of diffusion blending -- a low-shear, tumble-based mixing mechanism that achieves high uniformity without damaging materials.
Loading
Materials are loaded through the two feed inlets at the top of the V-shell. Fill level should be 40%-70% of total volume for optimal blending.
Rotation
The container rotates around its horizontal axis at 5-25 rpm. The V-shape causes the material to repeatedly split between the two arms and recombine at the base.
Diffusion
Each rotation cycle causes particles to move randomly relative to each other. Over 8-10 minutes, this achieves a highly uniform blend with minimal segregation.
Discharge
The blended material is discharged through a butterfly valve at the bottom of the V-shell. The valve design ensures low residue and easy cleaning.
Key Operating Parameters
Technical Specifications
The YDV Series covers a wide range from laboratory-scale to large industrial production. All models are available in SS304 or SS316L contact parts.
V20 - V50L
- Batch Weight8 - 20 kg
- Mixing Time3 - 6 min
- ApplicationR&D, pilot scale
V100 - V300L
- Batch Weight40 - 120 kg
- Mixing Time8 - 10 min
- ApplicationFood, pharma, chemical
V500 - V2000L
- Batch Weightup to 800 kg
- Mixing Time6 - 10 min
- ApplicationLarge-scale industrial
| Model | Volume (L) | Loading Factor | Motor Power (kW) | Overall Dimensions (mm) |
|---|---|---|---|---|
| YDV-100 | 100 | 0.3 - 0.4 | 1.1 | 1850 × 660 × 1500 |
| YDV-200 | 200 | 0.3 - 0.4 | 1.5 | 2100 × 780 × 1700 |
| YDV-300 | 300 | 0.3 - 0.4 | 2.2 | 2350 × 900 × 1900 |
| YDV-500 | 500 | 0.3 - 0.4 | 3.0 | 2650 × 1050 × 2150 |
| YDV-800 | 800 | 0.3 - 0.4 | 4.0 | 2950 × 1200 × 2450 |
| YDV-1000 | 1000 | 0.3 - 0.4 | 5.5 | 3200 × 1350 × 2700 |
| YDV-1500 | 1500 | 0.3 - 0.4 | 7.5 | 3650 × 1550 × 3100 |
| YDV-2000 | 2000 | 0.3 - 0.4 | 7.5 | 4050 × 1750 × 3500 |
| YDV-4000 | 4000 | 0.3 - 0.4 | 11 | 4950 × 2200 × 4230 |
* Dimensions are approximate. Custom sizes and configurations available on request. Contact our engineering team for project-specific specifications.
Applications & Industries
The V Mixer is trusted across a wide range of industries wherever gentle, uniform dry powder blending is required.
Food Processing
- • Milk powder & dairy blends
- • Cereals & grain mixes
- • Coffee & beverage powders
- • Vitamin & supplement blends
- • Spices, salt & sugar
- • Food additives & flavors
Pharmaceutical
- • Pre-blend for tablet compression
- • API & excipient mixing
- • Mineral powder blends (K, Fe, Ca)
- • Capsule fill blending
- • Herbal medicine powders
- • Health supplement powders
Chemical & Biochemical
- • Mineral powder blends
- • Metal powder mixing
- • Fine granulation blending
- • Pigment & dye powders
- • Enzyme & biotech powders
- • Cosmetic raw materials
Plastics Industry
- • Plastic pellet blending
- • Masterbatch color mixing
- • Resin & additive blending
- • Recycled material mixing
Construction Materials
- • Steel & alloy powder pre-blending
- • Dry mortar blending
- • Ceramic powder mixing
- • Refractory material blends
Agriculture & Other
- • Pesticide powder blending
- • Feed additive mixing
- • Fertilizer blends
- • Paint & coating powders
Advantages & Limitations
Understanding both the strengths and constraints of V Mixer technology helps you make the right equipment decision for your process.
Advantages
- Easy to Operate & MaintainSimple structure with straightforward loading, discharging, moving, and cleaning procedures. Minimal operator training required.
- No Internal AgitatorsNo paddles or blades inside the mixing chamber -- minimizes particle breakage and wear, ideal for granules and fragile materials.
- No Shaft Penetrating the Mixing ChamberEliminates shaft seal contamination risk -- critical for pharmaceutical and food-grade applications.
- Optional Intensifier Bar & Liquid SprayCan be configured with a lump breaker and liquid addition system to extend application range.
- Digital Control PanelMonitors and controls rotation speed and mixing time for consistent, repeatable batch results.
- Closed Loading System AvailableSupports dust-free loading configurations for contained powder handling environments.
Limitations to Consider
- High Headroom RequiredInstallation requires sufficient ceiling clearance to accommodate the full rotation arc of the V-shell. Confirm building height before ordering.
- Not Suitable for Large Particle/Density DifferencesMaterials with significantly different particle sizes or bulk densities may segregate during discharge. Consider other blender types for such combinations.
- Not Suitable for Sticky or Cohesive MaterialsHigh-moisture, high-fat, or cohesive materials tend to clump and adhere to the shell wall. A Ribbon Blender or Sigma Mixer may be more appropriate.
- Batch Process OnlyThe V Mixer is a batch blender and is not designed for continuous processing. For continuous blending lines, other equipment configurations should be considered.
Not sure if a V Mixer is right for your material? Send us your material details and we can recommend the most suitable blending solution for your process.
V Mixer vs. Other Blenders
Choosing the right blender depends on your material properties, batch size, and process requirements. Here's how the V Mixer compares.
| Feature | V Mixer | Double Cone Blender | Ribbon Blender | Sigma Mixer | Octagonal Blender |
|---|---|---|---|---|---|
| Mixing Mechanism | Diffusion (tumble) | Diffusion (tumble) | Convection (ribbon) | Shear (sigma blade) | Diffusion (tumble) |
| Rotation Speed | 5-25 rpm (low) | 6-20 rpm (low) | ~300 fpm (high) | Medium | Very low |
| Mixing Time | Shorter (2-10 ingredients) | Longer (2-5 ingredients) | Fast | Slow | Slow |
| Heat Generation | Very low | Very low | Higher | High | Very low |
| Particle Breakage | Minimal | Minimal | Moderate | High | Minimal |
| Suitable Materials | Dry powders & granules | Dry powders & granules | Dry powders, large batches | High-viscosity (honey-like) | Dry powders & granules |
| Cleaning Ease | Moderate | Good | Moderate (complex interior) | Difficult | Good |
| Pharma / Food Grade | Excellent | Excellent | Good | Moderate | Excellent |
Customization Options
Every V Mixer from Yinda can be configured to match your specific material, process, and facility requirements.
Material & Finish
- • SS304 contact parts
- • SS316L contact parts
- • Mirror polished interior
- • Electropolishing available
- • Ra ≤ 0.4μm surface finish
Control & Drive
- • Variable frequency drive (VFD)
- • Digital timer control
- • PLC + touchscreen HMI
- • Custom voltage/frequency
- • Safety interlock system
Optional Add-ons
- • Intensifier bar (lump breaker)
- • Liquid spray nozzle system
- • Closed loading system
- • Dust-tight cover
- • Sampling valve
Documentation
- • Material certificates (CoA)
- • FAT test records
- • Operation & maintenance manual
- • IQ/OQ support documents
- • CE/GMP compliance records
Frequently Asked Questions
Common questions about V Mixer selection, operation, and purchasing.
What materials are suitable for a V Mixer?
How do I select the right V Mixer capacity for my production?
What is the difference between SS304 and SS316L, and which should I choose?
Can Yinda provide material testing before I place an order?
What documentation can you provide for pharmaceutical projects?
What is the typical lead time and how is the equipment shipped?
What after-sales support is available?
Purchasing Guide
Before placing an order, confirm these key parameters with our engineering team to ensure the right machine for your application.
Material Properties
- › Material name and composition
- › Particle size and bulk density
- › Moisture content
- › Flowability and cohesion
- › Heat sensitivity
- › Number of ingredients to blend
Production Requirements
- › Batch weight per cycle (kg)
- › Required batches per shift
- › Target mixing uniformity
- › Upstream and downstream process
- › Cleaning frequency and method
- › Number of different products
Technical Specifications
- › Contact material: SS304 or SS316L
- › Surface finish requirements
- › Power supply (voltage/frequency)
- › Available floor space and headroom
- › Control requirements (manual / PLC)
- › Optional accessories needed
Compliance & Certification
- › Industry standard (GMP, food, chemical)
- › Required certificates (CE, CoA)
- › FAT requirements
- › IQ/OQ documentation needs
- › Validation support requirements
Delivery & Installation
- › Required delivery date
- › Trade terms (EXW / FOB / CIF)
- › Destination port or address
- › Installation support needed
- › Operator training requirements
Why Choose Yinda?
- › Direct factory pricing -- no middlemen
- › Full customization support
- › Material testing before purchase
- › Complete technical documentation
- › International export experience
- › Long-term spare parts & support
Ready to Find the Right V Mixer for Your Process?
Share your material details and production requirements with our engineering team. We'll recommend the right model, confirm the configuration, and provide a detailed quotation -- no obligation.