Dolphin Centrifuge supplies the Alfa Laval NX-314, a two-phase horizontal decanter centrifuge generating 3,157 Gs at 4,000 RPM with a 10 HP motor. Rated at 25 GPM for hemp ethanol slurry, it serves wastewater dewatering, waste oil de-sludging, and industrial sludge separation applications.
Alfa Laval NX 314 B31-G Two-Phase Decanter Centrifuge
Alfa Laval Decanter Centrifuge System — Class 1 Div 2 for Herbal Extraction
The Alfa Laval NX 314 Decanter Centrifuge is a horizontal de-sludging centrifuge built for the two-phase separation of wastewater, crude oil tank bottoms, municipal sludge-thickening, industrial sludge dewatering, paint sludge handling, etc. With a 10 HP Motor, the NX 314 decanter has a bowl RPM of 4,000 and can process 25 GPM of ethanol hemp biomass slurry.
The NX 314 is one of the most versatile decanter centrifuges in the Alfa Laval product line. Its compact 14-inch bowl diameter and 34-inch bowl length make it suitable for a wide range of industrial applications, from municipal wastewater sludge dewatering to edible oil desludging and waste oil recovery. Dolphin Centrifuge supplies fully reconditioned NX 314 decanter centrifuges with complete inspection, testing, and warranty coverage. Each unit undergoes thorough mechanical and process testing before delivery to ensure reliable performance in the field.
Alfa Laval Decanter for WVO De-Sludging
Alfa Laval NX-314 Decanter Centrifuge for Waste Oil De-Sludging
Alfa Laval Decanter Centrifuge NX 314 for Biomass Dewatering
Applications
The Alfa Laval NX 314 decanter centrifuge is suited for a wide range of two-phase solid/liquid separation applications across multiple industries. Its robust construction and adjustable differential speed allow it to handle varying solids concentrations and fluid viscosities effectively.
- ✓ Hemp Solvent Extraction
- ✓ Ethanol Extraction Centrifuge
- ✓ Waste Oil De-sludging
- ✓ Crude Oil Tank Bottom Sludge
- ✓ Municipal Wastewater
- ✓ Pyrolysis Sludge Separation
- ✓ Liquid Humus Fertilizer
- ✓ Sludge Thickening & Dewatering
Alfa Laval NX 314 B31-G Specifications
The following table lists the complete technical specifications for the Alfa Laval NX 314 B31-G two-phase decanter centrifuge. The rated capacity is based on hemp ethanol slurry processing. Actual throughput varies depending on the application, feed solids concentration, and required separation efficiency.
| Model Type | Alfa Laval NX 314 B31-G |
| Rated Capacity | 25 GPM on Hemp Ethanol Slurry |
| Auger Differential Speed | 1 ~ 50 RPM |
| Bowl Diameter | 14" (353 mm) |
| Bowl Length | 34" (860 mm) |
| Beach Angle (Half Cone) | 8.5 Degrees |
| Drive Motor Power | 10 HP |
| Gearbox Ratio | 1:159 (2.5 kN-M) |
| AE (Area Equivalent) | 780 |
| Centrifugal Force | 3,157 Gs RCF |
| Bowl Speed | 4,000 RPM |
| Conveyor Protection | Carbide Tile or Tungsten Carbide Hard-Surfacing |
Need a Quote for the Alfa Laval NX-314 Decanter?
Dolphin Centrifuge supplies reconditioned NX-314 units with full inspection, testing, and warranty. Contact us today.
Modularized NX-314 Decanter Units
A complete Alfa Laval NX-314 Decanter can be supplied as a modular packaged unit as shown below.
Alfa Laval NX-314 Decanter Centrifuge Module
This system is a plug & play design that includes all ancillary equipment required to operate the decanter centrifuge as a standalone processing station. The modularized design simplifies installation and reduces on-site engineering requirements, allowing operators to begin processing within hours of delivery.
Waste Oil / De-Sludging Module Features
| Feature / Option | Purpose |
|---|---|
| Sludge Conveyor | Transfer Separated Sludge to Roll-Off Bin |
| Clean Fluid Tank w/ Transfer Pump | Collect & Transfer De-Sludged Oil |
| Feed Pump | Transfer Contaminated Oil from the Supply Tank to the Decanter |
| Electric Pre-Heater (Circulation Type) | Heat Incoming Contaminated Oil for Efficient Separation |
Sunflower Oil Desludging Module
Sunflower Oil Desludging Decanter Centrifuge
| Feature / Option | Purpose |
|---|---|
| Stainless Steel Collection Tank | Collect De-Sludged Sunflower Oil |
| Feed Pump | Transfer Fresh Sunflower Oil from the Expeller to the Decanter |
| Clean Oil Transfer Pump | Transfer De-Sludged Oil to Storage Tanks |
Alfa Laval AVNX 414 B-31 Decanter Centrifuge
The Alfa Laval AVNX 414 Decanter is a three-phase decanter centrifuge specially built for the 2-phase separation of industrial wastewater, municipal sludge thickening, crude oil slop, tank bottom recovery, WVO desludging, etc. With a 15 HP Motor, the AVNX 414 decanter centrifuge has a bowl RPM of 4,000 and can process 25 GPM of solvent biomass separation.
Alfa Laval NX-414 Wastewater Centrifuge for Food Industry
AVNX 414 Specifications
| Model Type | Alfa Laval NX 414 B31-G |
| Rated Capacity | 25 GPM on Solvent Biomass Separation |
| Auger Differential Speed | 1 ~ 50 RPM |
| Bowl Diameter | 14" (353 mm) |
| Bowl Length | 34" (860 mm) |
| Beach Angle (Half Cone) | 8.5 Degrees |
| Drive Motor Power | 10 HP |
| Gearbox Ratio | 1:159 (2.5 kN-M) |
| AE (Area Equivalent) | 780 |
| Centrifugal Force | 3,157 Gs RCF |
| Bowl Speed | 4,000 RPM |
| Conveyor Protection | Carbide Tile or Tungsten Carbide Hard-Surfacing |
Alfa Laval NX 416 B-31 Decanter Centrifuge
The Alfa Laval NX 416 Decanter is a two-phase decanter centrifuge for the 2-phase separation of wastewater, municipal sludge thickening, crude oil tank bottom recovery, UCO desludging, etc. With a 20 HP Motor, the NX 416 decanter centrifuge has a bowl RPM of 4,000 and can process 40 GPM of UCO @ 180 F.
The NX 416 features a longer 46-inch bowl compared to the NX 314's 34-inch bowl, providing a higher Area Equivalent (AE) of 1,170 versus 780 for the NX 314. This increased separation area allows the NX 416 to handle higher flow rates and achieve better clarification on difficult-to-separate feed streams. The more powerful 15 HP drive motor and larger processing capacity make the NX 416 the preferred choice for higher-volume operations such as used cooking oil recycling facilities and large-scale industrial wastewater treatment plants.
Alfa Laval NX-416 Decanter Centrifuge for Used Cooking Oil
NX 416 Specifications
| Model Type | Alfa Laval NX 416 B31-G |
| Rated Capacity | 40 GPM on UCO @ 180 F |
| Auger Differential Speed | 1 ~ 50 RPM |
| Bowl Diameter | 14" (353 mm) |
| Bowl Length | 46" (1,160 mm) |
| Beach Angle (Half Cone) | 8.5 Degrees |
| Drive Motor Power | 15 HP |
| Gearbox Ratio | 1:159 (2.5 kN-M) |
| AE (Area Equivalent) | 1,170 |
| Centrifugal Force | 3,157 Gs RCF |
| Bowl Speed | 4,000 RPM |
| Conveyor Protection | Carbide Tile or Tungsten Carbide Hard-Surfacing |
Used Alfa Laval NX 314 Photo Gallery
Browse our gallery of Alfa Laval NX 314 and related decanter centrifuge units. These images show various configurations including standalone decanters, modular systems, and application-specific setups for waste oil de-sludging, biomass dewatering, and sunflower oil desludging.
Alfa Laval NX-314 Decanter Centrifuge
NX-314 Decanter Centrifuge Module
Alfa Laval Decanter for WVO De-Sludging
NX-314 for Waste Oil De-Sludging
NX 314 for Biomass Dewatering
Sunflower Oil Desludging Decanter Centrifuge
Class 1 Div 2 System for Herbal Extraction
Wastewater Decanter for Food Industry
Alfa Laval NX-416 Decanter
Frequently Asked Questions
What is the capacity of the Alfa Laval NX 314 decanter centrifuge?
The Alfa Laval NX 314 decanter centrifuge has a rated capacity of 25 GPM on hemp ethanol slurry. It is driven by a 10 HP motor with a bowl speed of 4,000 RPM, generating 3,157 Gs of centrifugal force for effective two-phase solid/liquid separation. Actual throughput varies depending on the specific application, feed solids concentration, and required separation efficiency.
What applications is the NX 314 decanter used for?
The NX 314 decanter is used for hemp solvent extraction, ethanol extraction, waste oil de-sludging, crude oil tank bottom sludge recovery, municipal wastewater treatment, pyrolysis sludge separation, liquid humus fertilizer processing, and sludge thickening and dewatering. Its versatile design and adjustable auger differential speed make it adaptable to a wide variety of industrial separation tasks.
What is the difference between the NX 314, AVNX 414, and NX 416 decanters?
The NX 314 is a two-phase decanter with a 10 HP motor and 34-inch bowl length, ideal for mid-range applications at 25 GPM. The AVNX 414 is a three-phase decanter with a 15 HP motor for industrial wastewater, crude oil slop, and WVO desludging. The NX 416 is a larger two-phase decanter with a 20 HP motor, 46-inch bowl, and AE of 1,170, capable of processing 40 GPM of UCO at 180°F.
Can the NX 314 be supplied as a modular packaged unit?
Yes, the Alfa Laval NX-314 decanter can be supplied as a complete modular packaged unit. This plug-and-play system includes all ancillary equipment for standalone operation: a sludge conveyor, clean fluid tank with transfer pump, feed pump, and electric pre-heater. Dolphin Centrifuge also builds custom sunflower oil desludging modules with stainless steel collection tanks.
What type of conveyor protection does the NX 314 decanter have?
The Alfa Laval NX 314 decanter features carbide tile or tungsten carbide hard-surfacing on the conveyor (auger) for protection against abrasive wear. This extends service life in demanding applications such as sludge dewatering, tank bottom recovery, and paint sludge handling. Contact Dolphin Centrifuge to discuss your specific application requirements.
Alfa Laval NX-314 Decanter — Ready to Ship
Dolphin Centrifuge stocks reconditioned NX-314, NX-418, and G2-40 decanter centrifuges. Same-day quotes. Sample testing available.