Minerals Binders

Our product range includes a wide range of bentonite powder, perlite ore, coal dust for foundry, graphite powder and slag 30.

Bentonite Powder

4.3/Kg Get Latest Price

Product Brochure
Packaging Size50 kg
GradeTechnical Grade
Packaging Type50 kg beg packing
Physical StatePowder
Colordark yellow
Country of OriginMade in India

Minimum order quantity: 1000 Kg

Bentonite powder is a versatile natural clay material derived from volcanic ash deposits. It's commonly used in various industries for its unique properties and wide range of applications. Here's an overview:


  • Montmorillonite: Bentonite primarily consists of montmorillonite, a swelling clay mineral belonging to the smectite group. Montmorillonite is characterized by its high surface area and cation exchange capacity, which gives bentonite its unique properties.


  • Swelling Ability: One of the most distinctive properties of bentonite is its ability to swell when mixed with water, forming a gel-like substance. This swelling behavior is due to the structure of montmorillonite, which allows water molecules to penetrate between its layers, causing expansion.
  • Absorption Capacity: Bentonite has a high absorption capacity for water and other liquids, making it useful for various applications such as clumping cat litter, drilling muds, and sealing materials.
  • Viscosity: When hydrated, bentonite exhibits thixotropic properties, meaning its viscosity decreases under shear stress and increases when allowed to stand. This property is valuable in applications where controlled viscosity is required, such as drilling fluids and suspensions.
  • Binding Ability: Bentonite has excellent binding and cohesive properties, making it suitable for use as a binder in foundry sand, pelletizing of iron ore, and as a bonding agent in the production of animal feed pellets.
  • Chemical Stability: Bentonite is chemically stable and resistant to most chemicals, acids, and bases, which contributes to its longevity and reliability in various applications.
  • Cation Exchange Capacity (CEC): Bentonite has a high CEC, allowing it to exchange cations with surrounding solutions. This property is beneficial in soil conditioning, wastewater treatment, and as a catalyst support in chemical processes.


  • Foundry: Bentonite powder is widely used as a bonding agent in foundry sand to improve mold strength and permeability during metal casting processes.
  • Drilling Fluids: In the oil and gas industry, bentonite is utilized in drilling muds as a viscosity modifier, lubricant, and filtration control agent to stabilize boreholes and remove drill cuttings.
  • Cat Litter: Bentonite is a key ingredient in clumping cat litter due to its ability to absorb moisture and form solid clumps, making waste removal easier.
  • Sealing and Waterproofing: Bentonite is used as a sealant in geotechnical engineering for lining landfills, ponds, and underground structures to prevent water seepage.
  • Pharmaceuticals and Cosmetics: It's used in pharmaceutical formulations as a suspending agent and in cosmetics for its absorbent and clarifying properties.
  • Wastewater Treatment: Bentonite is employed in wastewater treatment processes for its ability to remove heavy metals, organic contaminants, and suspended solids.


  • Versatility: Bentonite powder finds applications in a wide range of industries due to its diverse properties and suitability for various processes.
  • Cost-Effective: It's a cost-effective solution for many applications, offering performance benefits at a relatively low cost.
  • Natural and Environmentally Friendly: Bentonite is a natural material with minimal environmental impact, making it an environmentally friendly choice for many applications.
  • Safe and Non-Toxic: Bentonite is generally regarded as safe (GRAS) and non-toxic, making it suitable for use in food, pharmaceutical, and cosmetic applications.

Perlite Ore

14/Kg Get Latest Price

Product Brochure
Packaging Size25 kg
Size1.2 - 2.8 mm
Packaging Type25 and 40 kg beg packing
Usage/ApplicationFoundry and steel plants
ColorWhite grey

Minimum order quantity: 1000 Kg

Perlite ore is commonly used as a slag remover in induction furnace operations in foundries and metalworking facilities. Slag removal is a crucial aspect of induction furnace operation as it helps maintain the purity of the molten metal and ensures the quality of the final castings. Here's how perlite ore is utilized as a slag remover in induction furnaces:

  1. Slag Formation in Induction Furnaces: During the melting process in an induction furnace, impurities and non-metallic components present in the scrap metal or charge material form a layer of slag on the surface of the molten metal. This slag consists of oxides, silicates, and other non-metallic compounds that need to be removed to produce high-quality castings.

  2. Role of Perlite Ore as a Slag Remover: Perlite ore is added to the molten metal in the induction furnace to facilitate the removal of slag. When perlite comes into contact with the slag, it reacts with the impurities, absorbing them and forming a lightweight, porous mass that floats to the surface of the metal bath.

  3. Absorption of Impurities: Perlite ore has a high affinity for absorbing impurities such as oxides, silicates, and other non-metallic contaminants present in the slag. As the perlite absorbs these impurities, it forms a frothy layer of slag on the surface of the molten metal, which can be easily skimmed off and removed from the furnace.

  4. Thermal Insulation: In addition to its slag removal properties, perlite ore also provides thermal insulation to the molten metal in the induction furnace. Its lightweight and insulating nature help reduce heat loss from the metal bath, allowing for more efficient melting and better temperature control during the melting process.

  5. Environmental Benefits: Perlite ore is a natural and environmentally friendly material that does not contain harmful chemicals or additives. Its use as a slag remover in induction furnaces helps minimize the generation of hazardous waste and reduces the environmental impact of metalworking operations.

  6. Cost-Effectiveness: Perlite ore is a cost-effective slag remover compared to other materials used for the same purpose. Its availability, low cost, and effectiveness in removing slag make it a preferred choice for foundries and metalworking facilities seeking to optimize their furnace operations.

Overall, perlite ore serves as an effective slag remover in induction furnace operations, helping to maintain the purity of the molten metal, improve casting quality, and enhance the efficiency of metalworking processes. Its ability to absorb impurities, provide thermal insulation, and offer environmental benefits make it a valuable material in the metalcasting industry.

Coal Dust For Foundry

18/Kg Get Latest Price

Product Brochure
Ash Content0.05
Moisture Content3%
Packaging TypePP Woven Bag

Minimum order quantity: 1000 Kg

Coal dust is a finely powdered form of coal that is commonly used in foundry applications as a carbonaceous additive. It serves several purposes in foundry operations and is typically added to molding sand or core sand mixtures to achieve specific properties and improve casting quality. Here's a description of coal dust for foundry use:


  • Carbon Content: Coal dust primarily consists of carbonaceous material derived from coal. The exact carbon content may vary depending on the type and quality of coal used.
  • Particle Size: Coal dust is finely ground to achieve a desired particle size distribution suitable for mixing with molding sand or core sand. The particle size may vary depending on the specific foundry application and requirements.

Functions and Applications:

  1. Carbonaceous Additive: Coal dust serves as a carbonaceous additive in foundry sand mixtures to improve mold and core properties. The carbon content of coal dust helps enhance the refractoriness and heat resistance of the sand, thereby improving casting quality.
  2. Reducing Agent: In foundry processes involving metals susceptible to oxidation, such as cast iron, coal dust can act as a reducing agent. It reacts with oxygen present in the molten metal, helping to minimize oxidation and prevent defects such as surface porosity.
  3. Binder Enhancement: Coal dust can be used in conjunction with binders such as clay or resin to enhance their properties. It improves the green strength and permeability of sand molds and cores, facilitating mold filling and metal solidification during casting.
  4. Surface Finish: The inclusion of coal dust in molding sand mixtures can help achieve desired surface finishes on castings. It can impart a smooth texture to the mold cavity surface, reducing surface roughness and improving the appearance of the final casting.
  5. Dimensional Stability: Coal dust contributes to the dimensional stability of molds and cores by reducing the risk of sand expansion or contraction during metal pouring and solidification. This helps maintain accurate casting dimensions and tolerances.
  6. Cost-Effective Additive: Coal dust is a cost-effective additive compared to other carbonaceous materials used in foundry applications. Its availability and relatively low cost make it a preferred choice for foundries seeking economical solutions for improving casting quality.


  • Improved Refractoriness: The carbon content of coal dust enhances the refractoriness and thermal stability of foundry sand mixtures, enabling them to withstand high temperatures during metal casting.
  • Enhanced Metal Flow: Coal dust improves the flowability and permeability of molding sand, allowing for smoother metal flow into the mold cavity and reducing the risk of defects such as incomplete filling.
  • Reduced Defects: By acting as a reducing agent and improving mold properties, coal dust helps reduce casting defects such as gas porosity, shrinkage, and surface roughness.
  • Versatility: Coal dust can be used in various foundry processes and applications, offering versatility and flexibility in mold and core production.
  • Cost-Effective: Coal dust provides a cost-effective solution for improving mold and core properties, contributing to overall foundry efficiency and profitability.

Graphite Powder

38/Kg Get Latest Price

Packaging Size50kg
FinishingFine Finish
Mesh Size200
Fixed Carbon60-65 %
Country of OriginMade in India

Minimum order quantity: 500 Kg

Graphite powder is a versatile material used in various foundry applications due to its unique properties, such as high thermal conductivity, lubricity, and resistance to high temperatures. Here's an overview of graphite powder and its uses in foundries:

  1. Composition:

    • Carbon Content: Graphite powder is primarily composed of elemental carbon, typically with a purity of over 99%. This high carbon content gives graphite its characteristic properties, including thermal conductivity and lubricity.
    • Particle Size: Graphite powder comes in various particle sizes, ranging from fine powders to coarse flakes, depending on the specific requirements of the application.
    • Additives: Depending on the application, graphite powder may contain additives or binders to improve flowability, adhesion, or other performance characteristics.
  2. Properties:

    • High Thermal Conductivity: Graphite powder exhibits excellent thermal conductivity, making it an ideal material for heat transfer applications in foundries.
    • Lubricity: Graphite powder has natural lubricating properties, reducing friction and wear between moving parts and surfaces.
    • Chemical Stability: Graphite is chemically inert and resistant to most acids, alkalis, and solvents, making it suitable for use in corrosive environments.
    • High Temperature Resistance: Graphite powder can withstand high temperatures without melting or degrading, making it suitable for use in high-temperature foundry applications.
    • Electrical Conductivity: Graphite powder is electrically conductive, allowing it to be used in applications where electrical conductivity is required.
  3. Uses:

    • Mold Release Agent: Graphite powder is used as a mold release agent in foundry operations to prevent metal castings from sticking to the mold cavity. It is applied to the mold surfaces to create a thin, lubricating layer that facilitates easy mold separation and improves casting quality.

Slag 30

19/Kg Get Latest Price

Packaging Size25 kg
Packaging TypeBag
Grade1.2 to 2.8 mm (dust free)
Usageto remove slag in foundrys
Country of OriginMade in India

Minimum order quantity: 1000 Kg

Introduction: Patel Corporation is pleased to introduce Slag 30, a specialized additive engineered to efficiently remove slag in foundry operations. Slag 30 is meticulously formulated to enhance the performance and productivity of foundry processes, ensuring clean and high-quality castings.

Key Features:

  1. Efficient Slag Removal: Slag 30 is specifically designed to facilitate the swift and thorough removal of slag from molten metal surfaces in foundry applications. Its unique composition promotes effective separation, allowing for cleaner and smoother castings.

  2. Enhanced Fluidity: By optimizing the fluidity of molten metal, Slag 30 aids in the separation and expulsion of slag particles, minimizing the risk of inclusion defects and ensuring the production of defect-free castings with superior surface quality.

  3. Reduced Dross Formation: Slag 30 helps mitigate dross formation by promoting the coalescence and removal of non-metallic impurities, such as oxides and inclusions, from the melt. This results in reduced material wastage and improved operational efficiency in foundry processes.

  4. Minimal Metal Loss: With its controlled formulation, Slag 30 minimizes metal loss during slag removal, preserving valuable material and optimizing resource utilization in foundry operations. This leads to cost savings and increased profitability for foundries.

  5. Easy Application: Slag 30 is easy to incorporate into existing foundry processes and requires minimal adjustments to operational parameters. Its user-friendly nature ensures seamless integration and hassle-free operation, enhancing overall productivity and efficiency.


  • Slag Removal: Slag 30 is ideal for use in foundry operations to effectively remove slag from molten metal surfaces during casting processes. It facilitates the separation and expulsion of slag, ensuring clean and high-quality castings with minimal defects.

  • Alloy Refinement: Slag 30 can also be utilized for alloy refinement by promoting the removal of impurities and non-metallic inclusions from the melt, resulting in improved alloy quality and performance in downstream processing.

Why Choose Patel Corporation Slag 30 for Foundry?

  • Performance Excellence: Slag 30 is engineered to deliver exceptional performance and reliability in slag removal applications, ensuring the production of clean, defect-free castings with superior surface finish and mechanical properties.

  • Technical Support: Our team of experienced metallurgists and foundry experts provides comprehensive technical support and assistance to help customers optimize their foundry processes and achieve optimal results with Slag 30.

  • Customer Satisfaction: At Patel Corporation, customer satisfaction is our top priority. We are committed to providing responsive service, tailored solutions, and reliable products to meet the unique needs and challenges of our customers, fostering long-term partnerships and mutual success.

Streamline your foundry operations with Patel Corporation Slag 30 – the trusted choice for efficient slag removal and high-quality casting production.


Contact Us

KD Patel (CEO)
Patel Corporation
Plot No. 40, Pan Business Park
Shapar, Rajkot - 360024, Gujarat, India

Get Directions
Send Email
Thank youYour Enquiry has been sent successfully.