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Western Adsorbents & Catalysts: Molecular Sieves

Top Molecular Sieve Suppliers in India: Best Moisture Dehydration Solutions

Molecular sieves play a vital role in providing an efficient adsorbent for a range of gases and liquids. Western Adsorbents & Catalysts offers a comprehensive range of molecular sieves, available in various sizes, pellets & custom specifications tailored to client needs. Our range of molecular sieves is extensively used across various industries in applications such as oxygen purification, biogas purification, oxygen generation, solvent drying, hydrogen purification, and other industrial applications. As a leading molecular sieves manufacturer in India, we provide high-quality 3A, 4A, 5A and 13X molecular sieves that meet & exceed global quality standards, ensuring reliable moisture removal, gas separation, and purification applications.

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Western Adsorbents

High-Efficiency Zeolite Molecular Sieves for Desiccant & Adsorption Uses

Molecular sieves are a highly porous material that allows for the separation of molecules based on size. Its internal pore volume accounts for 40 to 50% of its total volume, and surface area ranges from 600 to 1000 m2/g (varies depending on grade). Our sieves exhibit exceptional high-temperature resistance, hydrothermal stability, non-flammability, and excellent adsorption performance, making them widely appreciated in separation, adsorption and catalyst environments. As a leading molecular sieves supplier in India, our sieves are available in various configurations, like pellets and beads of different sizes, to help businesses optimize their products & processes while meeting industry & performance standards.

Key Features of Our Molecular Sieves

Strong Adsorption Selectivity

Strong Adsorption Selectivity

The interconnecting tetrahedral structure creates uniform pores of precise diameters, allowing for strong adsorption of moisture, carbon dioxide, nitrogen & other molecules based on size without compromising on core formulation components.

Thermal & Chemical Stability

Thermal & Chemical Stability

The internal structure forms a 3-dimensional grid of uniform pores that operate optimally in varying temperatures & conditions, maintaining integrity across different systems.

Long-lasting Performance

Long-lasting Performance

Molecular sieves are less prone to surface saturation, allowing for selective adsorption of molecules across different industrial applications for the long term.

Great Adsorption Capacity

Great Adsorption Capacity

W.A.C. molecular sieves exhibit excellent adsorption capabilities for achieving high purity levels in gases & liquids for industries like pharmaceutical, petrochemical & others.

Our Molecular Sieves Offerings

Our zeolite molecular sieves are a highly versatile material for various uses, making them an integral part of industrial processes.

W.A.C. 3A Molecular Sieve

As a top molecular sieves exporter in India, our premium 3A molecular sieves are renowned for general moisture removal in liquid and gas applications. This adsorbent demonstrates the outstanding properties of zeolite to remove moisture and impurities in industrial gases and liquids effectively. It exhibits a complex 3-dimensional structure with a pore diameter of 3 Angstrom.

Features:

  • Stable adsorption operations
  • High penetration temperature capacity
  • High adsorption capacity
  • Long service life

Working Mechanism of 3A Molecular Sieve

3A sieves adsorption works specifically by attracting molecules with a diameter less than 3 Angstrom and restricting those with larger molecules, making it very selective. It demonstrates excellent crush strength, durability and high rate of adsorption. At W.A.C., as one of the top molecular sieves manufacturers in India, we offer this sieve in bead and pellet forms produced under controlled processes to ensure consistent quality and performance throughout.

Applications

  • Drying of cracking gases & liquids
  • Solvent drying & insulating glass window uses
  • Dehydration of ethanol for the production of absolute alcohol
  • Drying of alkynes and polar liquids like ethanol & methanol
  • Drying of natural gases, olefins and hydrocarbon liquids

Technical Specifications of 3A Molecular Sieve

3A Molecular Sieve
Shape Pellet/beads
Diameter 1.5, 3.3, 1.6 - 2.6, 2-4mm
Bulk Density >0.60 g/ml
Crushing Strength >60N
Packed Moisture Content >1.5%

W.A.C. 4A Molecular Sieve

The 4A sieves are used for drying gases & liquids, as well as refining and purification of specific liquids and gases. It is designed to capture molecules with a kinetic diameter smaller than 4 Angstrom, excluding larger molecules. This 4A sieve also adsorbs gas molecules like nitrogen, oxygen, carbon dioxide and simple hydrocarbons.

Features:

  • Strong water adsorption capacity
  • Low dew point & abrasion rate
  • High acid adsorption capacity
  • Excellent compatibility with refrigerant & oil mixtures

Working Mechanism of 4A Molecular Sieve

This molecular sieve type adsorption works at the surface, due to its increased surface area that enhances its adsorption performance. It exhibits exceptional crushing strength, low attrition rate and reliable adsorption capacity, ensuring prolonged operational duration for demanding applications like removal of hydrocarbon, methanol and ammonia from gas streams.

Applications

  • Drying & removing of carbon dioxide from natural gas, inert & atmospheric gases, air, LPG & others.
  • Removing moisture in PU plastics & paints
  • Dried packing of chemical and electronics goods
  • Separation and purification of gas & liquid components
  • Universal degrading agent for polar & non-polar media

Technical Specifications of 4A Molecular Sieve

4A Molecular Sieve
Shape Pellet/beads
Diameter 1.6, 2.7, 3-5mm
Bulk Density 650-800 Kg/m3
Crushing Strength >70N
Packed Moisture Content >1.5%

W.A.C. 5A Molecular Sieve

The 5A molecular sieve is widely used for the removal of carbon monoxide, alcohols, carbon dioxide, and other oxygenates. It has an effective pore opening of 5 Angstroms & well-defined 3-dimensional pore structures mainly employed in PSA (Pressure Swing Adsorption)systems and applications. Our 5A molecular sieves exhibit a high rate of adsorption and desorption, high contamination resistance and crush strength.

Features:

  • High adsorption capacity & large specific surface area
  • 3-dimensional pore capacity for quicker adsorber speed
  • Strong adsorption selectivity ensures a better coefficient between components
  • High strength and low abrasion rate
  • Smooth and hard surface

Working Mechanism of 5A Molecular Sieve

This 5A sieve adsorption process works through chemisorption and capillary condensation. It is a high-performance adsorbent with a large contact surface and porosity, allowing it to adsorb molecules that also 3A and 4A molecular sieves can. This high-adsorption capacity makes the 5A molecular sieve ideal for PSA systems. As one of the leading 5A molecular sieves manufacturers in India, our sieves are designed to offer high crushing strength & adsorption capacity, low attrition rate, low bulk density and longer service life.

Applications

  • Adsorption of pressure swing for gas separation of oxygen & nitrogen
  • Hydrogen sulfide and carbon dioxide removal from biogas
  • Purification and separation of natural gas
  • Refining sulfur hexafluoride refrigerants for power
  • Separation of aromatics and hydrogen purification

Technical Specifications of 5A Molecular Sieve

5A Molecular Sieve
Shape Pellet/beads
Diameter 1.6, 2.4, 3-5, 5.0mm
Wear Ratio ≥25%
Bulk Density ≥ 60g/ml
Crushing Strength >60N
Free Moisture >1.5%

13X Molecular Sieves

The 13X molecular sieves have larger pores compared to the type A crystals. It adsorbs molecules with a critical diameter of less than 10 Angstrom and excludes larger molecules. This sieve is made from the X crystalline foam with larger pores than the 3A, 4A and 5A. Its exceptionally high adsorption capacity allows it to adsorb molecules, including aromatics as well as branched chain-hydrocarbons that have larger diameters.

Features:

  • Enhanced adsorption performance
  • Exhibits good mass transfer rates
  • 10 Angstrom pore size allows for capturing C02 & moisture
  • Highly stable and long shelf life

Working Mechanism of 13X Molecular Sieves

The 13X molecular sieves work through physisorption and chemisorption. The primary mechanism of electrostatic interactions between zeolite’s cations and polar adsorbate molecules. This creates strong binding sites in the structure where the molecules are held by van der Waals forces.

Applications

  • Removal of carbon dioxide & hydrogen sulfide for biogas purification
  • Drying and purification of gases and liquidss
  • Air drying at low pressure in dryers
  • Treatment of acetic acid process gases

Technical Specifications of 13X Molecular Sieve

13X Molecular Sieve
Shape Pellet/beads
Diameter 1.6, 2.4, 3-5, 5.0mm
Wear Ratio ≥25%
Bulk Density ≥ 60g/ml
Crushing Strength >60N
Free Moisture >1.5%

Premium Quality Molecular Sieves for Adsorbents & Dessicants

Buy versatile molecular sieves for your diverse industrial applications.

Frequently Asked Questions

Molecular sieves are zeolites, crystalline 3-dimensional structures with channels known as pores. These sieves' unique defined porosity allows for selective adsorption of molecules based on size.
As per the pore size, the molecular sieves supplier in India offers various grades like 3A, 4A, 5A and 13X available in beads and pellet forms.
Molecular sieves have a typical service life of 5 to 6 years under proper care and maintenance.
Yes. It can be regenerated and reused by simply heating it and getting rid of the adsorbed molecules.
Yes. The carbon molecular sieves exporter in India offers customization option for your specific applications. You can get in touch with us to discuss your requirements, and we can customize it accordingly.

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