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Pneumatic diaphragm pumps

admin 2 23 апреля 2026

Pneumatic diaphragm pumps are pumps that operate using compressed air (pneumatics) and are used for pumping aggressive, viscous, and abrasive liquids. They can pump liquids containing suspended particles up to 10 mm in size.

They are used in mining, pharmaceutical, food industries and other fields where it is necessary to handle liquids, gases, or paste-like substances.

The diaphragm pump design allows it to operate in conditions where other pumps cannot work effectively. The pump uses pneumatic energy to move the diaphragm, which alternates between two chambers. This creates suction and pressure movement for the liquid, ensuring safe and continuous transfer without the risk of overheating or the need for connection to the power grid.

The main advantages are reliability, explosion safety, and ease of maintenance. A wide range of pneumatic pumps can be purchased in our online store. Pumps from the Turkish manufacturer DiaPump have proven to be reliable.

Applications: pumping viscous liquids, nitric acid, ethylene, alcohol, acetic acid, carbonate, paint, varnish, etc.

ML and MT Series Pumps

admin 2 22 апреля 2026

ML and MT series pumps are the most popular self-priming roller pumps for agricultural work, which are connected directly to the tractor power take-off shaft without the use of a кардан shaft.

PTO is a system that allows mechanical energy to be transferred from the engine to various units and devices such as pumps, mowers, plows, etc.

Thanks to their simple maintenance, these pumps are used worldwide for high-pressure washing, irrigation with or without sprinkler machines, on fields with significant height differences, as well as for pumping and spraying.

The pumps use a roller rotation system to move the liquid. All models are equipped with a chain for fastening to a fixed point on the tractor.

Main features: cast iron pump body, rotor with nylon rollers, cast iron cover. A chain for fastening to a fixed point of the tractor is included.

They can operate with water containing fertilizers, pesticides, sediments, or impurities — the tube does not come into contact with other parts.

Applications in irrigation:

  • drip irrigation with simultaneous fertilizer application;
  • pumping liquids with high viscosity or impurities;
  • precise dosing of concentrated solutions into irrigation systems.

BK centrifugal pumps with open impellers

admin 2 20 апреля 2026

BK centrifugal pumps with an open impeller can pump clean and contaminated water, water containing sand or solid particles, as well as liquids with weak solutions of acids and alkalis.

They are most commonly used for washing vegetables, fruits, and meat, cleaning glass containers, crates and jars, as well as for pumping wine, beer, and milk.

The wetted parts, casing, impeller, and pump shaft are made of AISI 304 stainless steel, which allows pumping food-grade products.

The maximum temperature of the pumped liquid is 80°C.

Frost-proof hydrant

admin 2 20 января 2026

A frost-free hydrant is a device installed outdoors to supply drinking water from the water supply system to the ground surface and is equipped with a tap. The hydrant can operate year-round and withstand temperatures down to −30 °C. It does not need to be shut off or drained.

Used in city squares, parks, gardens, on farms, for drinking water points, baths, and hot tubs.

Design:

  • water riser pipe made of galvanized steel;
  • a valve at the end where a hose is connected for water supply;
  • hydrant head with a handle and a transition nipple for pipe connection.

We offer the hydrant BG-203 with a length of 1.6 m and BG-205 with a length of 2.2 m, with or without a protective casing.

Metal stainless steel rings Meloring VSP-50-M AISI 316 TI / 1.4571 (A5), 1.4573 / 08Cr17N13M2T, 10Cr17N13M2T

admin 2 27 января 2025

Features:

  • High resistance to corrosion:
    • in chloride environments such as seawater.
    • to the action of acids such as sulfuric, nitric, phosphoric.
    • to pitting corrosion.
    • to intergranular corrosion.
  • Resistance to sensitization: AISI 316 Ti has better resistance to intergranular corrosion after welding or heating than AISI 316L.
  • Weldability: easy to weld by various welding methods.
  • Plasticity: easy to mold.
  • Strength: high tensile strength and yield strength.

Disadvantages:

  • Relatively high cost
  • Complexity of processing

Application:

  • Chemical industry: manufacture of tanks, pipes, fittings for aggressive media.
  • Oil and gas industry: manufacture of parts for drilling equipment, pipelines.
  • Food industry: manufacture of containers for storage and transportation of food products, cutlery.
  • Medicine: manufacture of surgical instruments, implants.
  • Construction: facade cladding, manufacture of decorative elements.
  • Shipbuilding: manufacture of ship hulls, ship equipment parts.

Chemical composition

ElementContaining, %
Cr16-18
Ni12-14
Mo2-3
Ti0,5-0,8
Mnup to 2
Si16-18
C≤ 0,03
N≤ 0,10
P≤ 0,035
S≤ 0,02
Сuup to 0,3

Flow measurement of acids and alkalis with electromagnetic flowmeters

admin 2 31 октября 2024

Electromagnetic flowmeters are widely used to measure various conductive liquids in industry. For example, the measurement of corrosive liquids such as sulfuric acid, sodium hydroxide, nitric acid, hydrochloric acid, seawater, sewage, various acids, alkalis and salts such as hydrochloric acid, acetic acid and hydrofluoric acid, various industrial wastewater, paper pulp. Tap water, drinking water, juice, milk can also be measured.

Large diameter (DN200-DN300) electromagnetic flowmeters are mainly used in wastewater, sewage, water supply and drainage systems. Small (DN4-DN25) and medium diameter (DN40-DN150) electromagnetic flowmeters are used in the pulp and paper industry to measure paper pulp and black lye, in the metallurgical and coal industries to measure suspensions and liquids and turbid water with suspended solids, in the chemical industry for measuring corrosive and aggressive liquids and solutions, in the pharmaceutical, food and biological engineering industries for juice, milk and pure water, in hygienic and sanitary applications.

To measure the flow of highly aggressive substances, the electromagnetic flowmeter is equipped with a liner made of PTFE. The body is made of stainless steel AISI 304 or AISI 316. The electrode is made of Pt/Iridium alloys.

Main characteristics of electromagnetic flowmeters

  • Medium: conductive liquids and suspensions, etc.
  • Accuracy: ±0,5%
  • Measuring range: 0.06 - 18000 m3/h.
  • Contents of the display information: instantaneous flow rate, accumulated flow rate.
  • Conditional passage: DN 15-DN3000.
  • Connection type: threaded, flanged, plug-in, etc.
  • Power supply: lithium battery or 24V DC power supply, 220V AC power supply.
  • Output: 4-20 mA output, RS-485 and GPRS communication, Hart, etc.
  • Advantages: high accuracy, wide measuring range, ease of use.

Use of a 13X molecular sieve

admin 2 22 августа 2024

13X molecular sieve, also known as 13x zeolite, is a kind of synthetic zeolite with a specific pore size and structure that makes it highly effective for a variety of applications.

Here are some common uses:

1. Gas separation and purification:

  • used to separate nitrogen from oxygen in air separation plants;
  • natural gas processing: removes water, CO2 and other impurities from natural gas streams;
  • is used in variable pressure adsorption (PSA) systems to purify hydrogen by removing impurities such as CO, CO2 and water;

2. Drying and dehydration:

  • air drying, namely the removal of moisture from compressed air supply systems;
  • drying of liquids - dehydration of various liquids such as ethanol and solvents in chemical processes;
  • gas dehydration, removal of moisture from gases, e.g. in cooling and air conditioning systems;

3. Catalysis.

Acts as a catalyst or catalyst support in various chemical reactions due to its large surface area and porous structure.

4. Applications in the field of environmental protection:

  • VOC removal: adsorbs volatile organic compounds (VOCs) from industrial emissions;
  • Water purification: removes pollutants such as heavy metals and organic compounds from water.

5. Pharmaceutical and chemical industry:

  • used in the synthesis and purification of pharmaceuticals and fine chemicals;
  • adsorbs impurities and unwanted by-products of chemical reactions.

6. Gas storage:

  • used in gas cylinders for the safe storage and transportation of gases such as oxygen and hydrogen by adsorption by sieve pores;

The 13X molecular sieve was selected for this application due to its high adsorption capacity, selectivity, thermal stability and regeneration capability.

Supply of valve plates for a distillation column

admin 2 11 июля 2024

For the rectification column 1400 mm supplied valve plates of 3 mm stainless steel and 2 mm valve of 321 steel. Considering the slight difference in chemical composition, AISI steel 321 and its analogue 12Х18Н10Т belong to the categories of non-magnetic heat-resistant and heat-resistant alloys.

All parts and fasteners are also made of 321 steel

Our technological engineers carry out inspection and completeness

Shipment of valve plates of the rectification column to the customer for installation

We thank our customers for their trust and cooperation.

Production of shell-and-tube and spiral heat exchangers for distillation and rectification

admin 2 10 июля 2024

Shell-and-tube heat exchangers for acute and recovery steam in the production of alcohol and bioethanol.

Production of valves for a distillation column

admin 2 8 июля 2024

Production of valves for a distillation column made of 08Cr13 steel with a thickness of 2 mm.

Rectification columns are used to separate oil into fractions during distillation.

The internal devices of the plate and the column body are made of heat-resistant stainless steel.

Our company manufactured valves for the distillation column from 08Cr13 steel, a 2 mm thick heat-resistant stainless steel.

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