Molecular Sieve Desiccants & Beads | Air Drying, SF6 Molecular Sieve

Molecular Sieves

Molcat™ are synthetic zeolites (crystalline metal alumina-silicates) with small & uniform pores, having precisely defined diameter of molecular dimensions. Molecular Sieves of highest quality are our forte. Producing molecular sieve desiccant, molecular sieve beads, Air drying molecular sieve, SF6 molecular sieve, Molecular sieve for Oxygen plant.

Selectivity of molecular sieve is determined by its pore size. They comprise a mesh of cavities and narrow pores and a very high internal surface area.

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Molecules with critical diameter less than the pore size will be efficiently adsorbed while larger molecules will be excluded.

Most important characteristic of molecular sieve is to perform reversible adsorption of various gaseous compounds.

These crystals are characterised by a three dimensional pore system. The corresponding Building Blocks of Molecular Sieve crystallographic structure is tetrahedral where four oxygen anions surrounding a silicon or aluminium cation (AlO4) and (Sio4).

They are the basic building block for various zeolites which are the most common commercial adsorbents. Molecular sieves are the only adsorbents that remain effective under very hot conditions and can bring down dew point levels to -60 deg. And work at as low relative humidity as 10-20%.

Applications

- Dehydration of Hydrocarbon Gas or Liquid (No Olefins Present)
- Dehydration of Hydrocarbon Gas or Liquid (With Olefins Present)
- Hydrogen recycle treatment and hydrogen recovery and hydrogen purification
- Normal and Iso-paraffin separation
- Feedstock, Naptha, Propane, Butane, Pentane, Hexane,LPG sweetening
- Hydrogen purification and recovery
- Ethylene ,Solvent , Paraffin ,Alcohol drying
- CO2 adsorption
- Chlorofluorohydrocarbons purification
- CO and N2 removal from H2 rich streams
- SF6 removal
- Ethanol drying and production
- H2S adsorption
- Refrigeration and air conditioning
- Drying refrigerants in air conditioners, iceboxes and refrigerators in vehicles/transport (station wagons, trains etc.) home refrigerators, freezers, residential A/C, heat pumps and commercial refrigerants to prevent freeze-up and corrosion.
- Air Drying for instrument air
- Static De-humidification (Packaging of drugs, test-kits, electronic components, edibles and perishable chemicals etc.)
- Oxygen Generation for medical applications (ventilators etc.)
- Adsorption of nitrogen from compressed air (by utilising pressure or vacuum swing system)
- Nitrogen Generation

Molecular Sieves are the most diversified range of adsorbents used in petroleum, petrochemical, fertilizer and industrial chemical process industry.

MolCat is a registered trade mark of Bee Chems, Kanpur, India

Specifications

Grades

3A, 4A, 5A, 13X in both beads and pellets form
AD, ADHP special high capacity, -60 dew points, water resistant air drying
PETD for PET drying
XHN for refrigeration
ED for ethanol drying
IGT for insulation
SF for Circuit Breakers
CMS ( Carbon Molecular Sieves) for Nitrogen generation CARMOS Carbon Molecular Sieve is a carbon enriched Molecular Zeolite CMS is a 4 angstrom fine pore adsorbent. It can be used to separate air into nitrogen and oxygen. In industry, CMS can concentrate nitrogen from air with PSA systems. It can meet the requirement of all types of PSA nitrogen systems. The carbon molecular sieve is widely applied in petro-chem industry, heat treatment of metal, electronic manufacturing and food preservation and packaging industries. (1.0-1.5 mm pellets with crushing strength of min. 60 N/p)

Packing

20 kg cartons
25 kg HDPE drums
125–150 kg metal drums

MolCat™ is a registered trademark of Bee Chems, Kanpur, India.

Frequently Asked Questions

Q1. What are molecular sieves used for?

A: Molecular sieves are highly porous adsorbents used for drying, purification, and separation of gases and liquids. They are commonly used in petrochemical, pharmaceutical, air separation, refrigeration, and industrial gas processing applications.

Q2. How do molecular sieves work?

A: Molecular sieves work by selectively adsorbing molecules based on their size and polarity. Their uniform pore structure traps moisture and unwanted molecules while allowing desired substances to pass through.

Q3. What are the different types of molecular sieves?

A: Common types of molecular sieves include 3A, 4A, 5A, and 13X grades. Each type has a different pore size and is designed for specific applications such as dehydration, gas purification, or hydrocarbon separation.

Q4. Can molecular sieves be regenerated and reused?

A: Yes, molecular sieves can usually be regenerated by heating or pressure reduction to remove absorbed moisture and contaminants. Proper regeneration helps extend their operational life and efficiency.

Q5. Which industries commonly use molecular sieves?

A: Molecular sieves are widely used in industries such as oil & gas, petrochemicals, pharmaceuticals, electronics, chemicals, refrigeration, packaging, and industrial gas production.

Molecular Sieves

Molecular Sieves

Applications

Specifications

Packing

Frequently Asked Questions

Q1. What are molecular sieves used for?

Q2. How do molecular sieves work?

Q3. What are the different types of molecular sieves?

Q4. Can molecular sieves be regenerated and reused?

Q5. Which industries commonly use molecular sieves?

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