Calcium Bentonite Lumps

Calcium Bentonite Lumps

Premium quality Calcium Bentonite (Calcium Montmorillonite clay) supplied as natural lumps (crushed & screened) for various industrial applications.

Calcium Bentonite is known for its excellent absorption properties and neutral pH, making it ideal for animal feed binder, iron ore pelletization, civil engineering, foundry applications, and oil absorbent & cat litter production.

Grade Form Applications
Animal Feed Grade Natural Lumps (Crushed & Screened) Animal feed binder for poultry, cattle, and aquaculture industries.
Pelletization Grade Natural Lumps (Crushed & Screened) Iron ore pelletization in steel industry.
Civil Engineering Grade Natural Lumps (Crushed & Screened) Civil engineering and construction applications.
Foundry Grade Natural Lumps (Crushed & Screened) Foundry moulding sand binder for metal casting.
Absorbent Grade Natural Lumps (Crushed & Screened) Oil absorbent & cat litter (after processing).

Product Details

Product Overview

Calcium Bentonite is a naturally occurring calcium montmorillonite clay with excellent absorption and binding properties. Our bentonite lumps are crushed and screened to meet various industrial requirements.

Key Features

  • Good absorption capacity (Water: 100–200%, Oil: 50–70 g/100g)
  • Neutral to slightly alkaline pH (7.0–9.0)
  • Low swelling index (8–15 ml/2g)
  • Light grey to cream / pale yellow color
  • Excellent binding properties

Applications

  • Animal feed binder
  • Iron ore pelletization
  • Civil engineering
  • Foundry applications
  • Oil absorbent & cat litter (after processing)

Packaging Options

  • 25 Kg bags
  • 50 Kg bags
  • 1 MT Jumbo bags
  • Custom packaging available on request

Typical Specifications

MaterialCalcium Bentonite (Calcium Montmorillonite clay)
FormNatural Lumps (Crushed & Screened)
ColorLight grey to cream / pale yellow
Specific Gravity2.4 – 2.6
Moisture Content10 – 14%

Supply & Support

  • Samples and test reports available on request
  • Bulk supply support for domestic and export orders
  • Technical guidance on application suitability

Packing Types / Sizes

Packing Types

HDPE bags / PP bags / Jumbo bags

Sizes
25 Kg 50 Kg 1 MT

Chemical Composition (Typical)

SiO₂ Al₂O₃ CaO MgO Fe₂O₃ Na₂O LOI
55–65% 15–20% 2.0–5.0% 2–4% 2–5% < 1.5% 12–16%

Physical & Absorption Properties

Physical Properties

Specific Gravity2.4 – 2.6
Moisture Content10 – 14%
pH (10% slurry)7.0 – 9.0
Free Swell Index8 – 15 ml/2g

Absorption Properties

Water Absorption100 – 200%
Oil Absorption50 – 70 g/100g

Testing & Quality

Quality checks and documentation to support consistent supply

Testing Parameters

We follow standard checks to ensure consistent quality and compliance.

  • Quality Compliances
  • Chemical Analysis
  • Physical Properties
  • Purity & Consistency
  • Product Specific

Core values

Quality, reliability, transparency, and customer support in every shipment.

Test reports

Any test reports can be shared on request at an additional cost, including third-party testing where required.

Quality Materials

Premium grade calcium bentonite suitable for animal feed, foundry, civil engineering, and industrial applications.

Ready to Order Calcium Bentonite Lumps?

Contact us today to discuss your requirements. Our team is ready to provide you with the best solutions for your business needs.

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