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Tetra Alex® 2

Tetra Alex® 2

Tetra Alex® 2

Product catalog summary
Overview
Tetra Alex 2 is a high-pressure homogenizer designed for liquid food applications such as dairy products and beverages. It operates by pumping the product under high pressure through a small gap, creating turbulence and cavitation to reduce droplet and particle size.

Design and Features
The device is a horizontally mounted 3-piston positive displacement pump with a built-in homogenizing device. It includes a high-quality cast iron crank case, a stainless steel oil cooler, and a forged stainless steel pump block. The homogenizing device is made of a wear-resistant cobalt-based alloy and features a reversible seat and forcer disc.

Control System
The control system includes a hydraulic pressure actuation unit, safety valve, electrical emergency switch, and analogue pressure indication. It also features a Y/D starter panel integrated into the frame.

Technical Specifications
- Cooling water requirement: 100 l/h at >300 kPa, max 25°C
- Dimensions: Depth 1,435 mm, Width 1,280 mm, Height 1,390 mm
- Capacity/Pressure Range: Up to 5,730 l/h at 831 bar
- Net weight: 1,250 kg (37 kW/50 hp)
- Energy consumption: 4.6 kWh/1,000 l product
- Water consumption: 12 l/h/1,000 l product
- Noise level: 75 dB(A)
- Carbon footprint: 2.3 kg CO2/1,000 l product

Environmental Impact
The environmental data is based on pasteurized milk at maximum capacity. The noise level is measured according to ISO 11203, and CO2 emissions are calculated based on a world average of 0.5 kg CO2/kWh.

Optional Equipment
An optional homogenizing device is available for semi-abrasive products.

Warranty and Notices
The product comes with a 5-year warranty on the block against cracking. Tetra Pak reserves the right to introduce design modifications without prior notice.
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Catalog excerpts

Tetra Alex® 2-1

Tetra Alex® 2 Homogenizer for liquid food applications Application High-pressure homogenization of emulsions and suspensions. Dairy. Pasteurised milk, cream, yoghurt, ice cream mix, etc. Beverages. Fruit juices, nectars Working principle The product is pumped under high pressure into the homogenizing device and forced through a small annular gap, where the pressure is transformed into high velocity. Extreme turbulence and cavitation effectively reduce the size of liquid droplets and solid particles. Design Tetra Alex 2 is basically a horizontally mounted 3-piston positive displacement pump with built-in homogenizing device. Drive system. Power transmission from the motor via V-belts and pulleys to the crankshaft. Crank case. High-quality cast iron housing. All bearings and crossheads are splash lubricated. Fully immersed stainless steel oil cooler. High-pressure pump block. One piece forged stainless steel block with quick-change piston-seal cartridge system, fully replaceable suction and discharge valve seats. Chromium plated pistons and piston seals for working temperatures up to 85ºC. Mushroom valves, closed cooling water system and pulsation dampers are included as well as hygienic heavyduty clamp connections. A warranty of 5 years on the block against cracking.

 Open the catalog to page 1
Tetra Alex® 2-2

Homogenizing device Homogenizing device with integrated second stage, hydraulic pressure setting. Wear- resistant homogenizing device of cobalt based alloy material. Reversible seat with impact ring and reversible forcer disc for double lifetime. Control system Hydraulic pressure actuation unit fitted within frame. Hydraulic valve for pressure setting on front panel. Safety valve included. Electrical emergency switch and on/off push-buttons. Analogue pressure indication. Cooling water valve (solenoid) actuated with drive motor. Remote on/offsetting of hydraulicpressure included. Y/D starter panel...

 Open the catalog to page 2

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