Cenosphere

Technical Data Sheet
Chemical Analysis %
SiO2 51-60
Al2O3 25-33
Fe2O3 1-6
CaO 0.2-0.6
TiO2 0.5-1
Physical Data  
Shape Powder
Color Light Grey
Flotage Rate >97%
Size Range 10-400µm
Hardness Mohs 5-6

Cenosphere

Premium quality for diverse industrial applications.

Cenospheres are hollow, lightweight microspheres made primarily from silica and alumina with varying amounts of other oxides. They are a byproduct of the combustion of coal and have garnered attention in various industries due to their unique characteristics. Here's an overview regarding their key benefits, properties, and specific applications:

Key Benefits
  • Lightweight : Cenospheres are extremely light, making them excellent fillers in various materials without adding significant weight.
  • Thermal Insulation : They provide good thermal insulation properties, making them suitable for applications where temperature control is critical.
  • Chemical Resistance : Cenospheres exhibit resistance to many chemicals, enhancing the durability of composites and coatings.
  • Cost-Effective : As a byproduct of coal combustion, they can be relatively inexpensive, especially compared to other lightweight fillers.
  • Environmental Benefits : Utilizing cenospheres can contribute to reduced waste from coal combustion, promoting sustainability in various applications.
Processed Cenospheres
Processed Cenospheres
Key Properties
  • Density : Cenospheres generally have a density ranging from 0.6 to 0.8 g/cm³, significantly lower than many traditional fillers.
  • Size : They typically range from 1 to 300 microns in diameter.
  • Strength : Despite their lightweight nature, cenospheres possess a high compressive strength due to their hollow structure.
  • High Temperature Resistance : Cenospheres can withstand high temperatures, making them suitable for thermal applications.
  • Low Thermal Conductivity : They exhibit low thermal conductivity, which makes them excellent as insulating materials.
Specific Applications
  • Construction Materials : Used as a lightweight aggregate in concrete and mortar, cenospheres improve the workability and thermal insulation of construction materials.
  • Aerospace & Automotive : Employed in composites to reduce weight while maintaining strength, helping improve fuel efficiency and performance in vehicles and aircraft.
  • Oil and Gas : Used in cementing processes to improve the properties of cement, enhancing its insulating capabilities, and reducing its weight.
  • Paints and Coatings : Incorporated as a filler in paints, coatings, and adhesives to improve properties such as coverage and durability.
  • Insulation Products : Used in thermal insulation boards and other insulating products due to their low thermal conductivity and lightweight nature.
HS Code : 68069000
Packing : 500KG/600KG Big Jumbo Bag

FAQ's

  • Are you a factory ?
    SR International is a Merchant Exporter and We specialize in producing Cenosphere, Fly Ash etc...
  • What is your MOQ?
    One full container (25-27 tons/Container). More quantity you required, then have to give Pre-intimation in advance
  • What is the leading time?
    That depends on order quantity. Generally it takes 15-20 days for one full container.
  • How to get the official quotation?
    Please send your detailed specification with your contact information on your Company Letter head, we will send the official quotation to you soon
  • What is your payment term?
    60% T/T in advance, and balance payment on Original Bill of Lading
  • How to contact us?
    You can leave messages on website, or send email to sales@srinternationals.in directly. We will reply you as soon as possibe.
  • How can I get samples to check the quality?
    We can provide the samples free for you, but the express /courier cost will be on your account.
  • Can you do the production as customized?
    Yes, we have professional technical team, the products can be made according to your required specifications.
  • Do you have any experiences of exporting?
    Yes, We have global sales network reaching all around the world.
  • What is the package?
    500KG to 600KG Big Jumbo Bags PP with 4 loops and seaworthy and strong enough to ensure mulimanipulations and handling.
  • Can I use my own design package?
    Yes, The package can be with your logo, but you have to give the details and Some specific printing Cost will be Incurred at your end.
  • I have asked a question but no answer?
    You can also call us: # or Directors email id rg@srinternationals.in , sd@srinternationals.in thanks.
  • In the context of the current outbreak, Can the order be delivered on time?
    We will do our best to ensure that the order is completed on time
  • How about your company's certification?
    We can provide you Test Report and COA, and If any Certification, depends on the requirements
  • What is the nearest port of your factory?
    By Sea - Nhava Shava Port
    By Air - Sahar Air Cargo
  • How will you Quote the Price?
    We will share both CIF & FOB price

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