WELCOME TO
RKB
Quality is our foundation, with rigorous testing ensuring every load delivers superior strength, consistency, durability, and dependable construction performance.
OUR PRODUCTS
6mm Aggregate
Well-graded 6mm crushed aggregate designed for strength, durability and superior finish in concrete and masonry applications.
Consistent Size
Uniform grading & shape
High Strength
Better durability
Low Dust Content
Cleaner concrete mix
Quality Tested
Lab tested & assured
Best Used For
- Concrete Floors
- Tiles & Pavers
- RCC Slabs
- Plastering Base
- Block Manufacturing
Key Benefits
- Improves workability
- Better compaction
- Smooth finish
- Reduces voids
- Enhances durability
Technical Specifications
| Nominal Size | 6mm |
| Type | Crushed |
| Shape | Angular |
| Color | Grey |
| Material | Hard Rock |
| Water Absorption | < 1% |
| Fineness Modulus | 2.6 – 3.2 |
Quality Assured
Every batch is laboratory tested to ensure the highest standards.
Available In
- Loose (Tippers)
- Bags (On Request)
- Bulk Supply
- Project Deliveries
Part of Strong Construction
6mm aggregate plays a vital role in achieving high strength and superior finish in all types of construction and infrastructure projects.
Need This Aggregate
for Your Project?
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Advanced Crushing
Modern crushing & screening technology
Consistent Quality
Strict quality control at every stage
Timely Delivery
On-time supply for your construction needs
Trusted by Builders
Preferred choice for quality construction
12mm Aggregate
Premium quality 12mm crushed aggregate manufactured from hard rock, ideal for RCC structures, concrete foundations, beams, columns and general construction requiring excellent strength and durability.
Uniform Size
Accurate 12mm grading
High Load Capacity
Superior compressive strength
Angular Shape
Excellent bonding with cement
Quality Assured
Every batch laboratory tested
Best Used For
- RCC Columns
- Concrete Beams
- Footings & Foundations
- Residential Buildings
- Commercial Structures
Key Benefits
- High compressive strength
- Excellent concrete bonding
- Reduces concrete shrinkage
- Improves structural durability
- Ideal for heavy load applications
Technical Specifications
| Nominal Size | 12mm |
| Type | Crushed Aggregate |
| Shape | Angular |
| Color | Grey |
| Material | Hard Granite Rock |
| Specific Gravity | 2.6 – 2.8 |
| Water Absorption | <1% |
Quality Assured
Every batch is laboratory tested to ensure the highest standards.
Available In
- Loose Supply (Tippers)
- Bulk Project Supply
- Ready Mix Plants
- Commercial Deliveries
Built for Structural Concrete
12mm aggregate is widely used for RCC works, structural concrete, columns, beams, slabs and foundations where strength and durability are essential.
Need 12mm Aggregate
for Your Site?
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Premium Hard Rock
Manufactured from & selected granite
Uniform Grading
Accurate 12mm particle size
Bulk Supply
Suitable for large infrastructure projects
Engineer's Choice
Preferred for RCC and structural concrete
20mm Aggregate
Premium quality 20mm crushed aggregate manufactured from hard granite rock for RCC works, foundations, highways, bridges and heavy-duty concrete applications. Designed to provide maximum strength, durability and structural stability.
Accurate Grading
Uniform 20mm particle size
Heavy Load Capacity
Ideal for structural concrete
Excellent Bonding
Strong cement adhesion
Laboratory Tested
Standard quality assured
Best Used For
- RCC Concrete
- Columns & Beams
- Footings & Foundations
- Road Construction
- Bridges & Infrastructure
Key Benefits
- Maximum structural strength
- Excellent concrete bonding
- High impact resistance
- Long-lasting durability
- Suitable for heavy-duty construction
Technical Specifications
| Nominal Size | 20mm |
| Type | Crushed Aggregate |
| Shape | Angular |
| Color | Grey |
| Material | Hard Granite Rock |
| Specific Gravity | 2.6 – 2.8 |
| Water Absorption | <1% |
Quality Assured
Every batch is laboratory tested to ensure the highest standards.
Available In
- Loose Tipper Supply
- Bulk Infrastructure Supply
- RMC Plants
- Commercial Projects
Built for Heavy Structural Construction
20mm aggregate is the preferred choice for RCC structures, high-rise buildings, industrial flooring, highways, bridges and heavy foundations where maximum load-bearing capacity is essential.
Need 20mm Aggregate
for Your Project?
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Heavy Duty Aggregate
Manufactured from premium granite rock
Accurate Grading
Uniform particle size throughout
Bulk Supply
Ideal for infrastructure & RMC projects
Engineer's Preferred Choice
Recommended for heavy structural concrete
40mm Aggregate
Premium quality 40mm crushed aggregate manufactured from hard granite rock, engineered for mass concrete works, bridge foundations, retaining walls, highways, dams and heavy civil infrastructure requiring maximum stability and load-bearing performance.
Large Size Aggregate
Uniform 40mm grading
Heavy Load Capacity
Ideal for mass concrete works
Reduced Cement Usage
Economical concrete production
Quality Assured
Laboratory tested to IS standards
Best Used For
- Mass Concrete Works
- Bridge Foundations
- Retaining Walls
- Dams & Water Structures
- Highways & Infrastructure
Key Benefits
- Excellent load-bearing capacity
- Reduces cement consumption
- High structural stability
- Suitable for heavy civil works
- Long-lasting performance
Technical Specifications
| Nominal Size | 40mm |
| Type | Crushed Aggregate |
| Shape | Angular |
| Color | Grey |
| Material | Hard Granite Rock |
| Specific Gravity | 2.60 – 2.80 |
| Water Absorption | <1% |
Quality Assured
Every batch is laboratory tested and produced under strict quality control to ensure reliable performance in heavy infrastructure projects.
Available In
- Loose Tipper Supply
- Bulk Infrastructure Supply
- Dam & Highway Projects
- Large Commercial Deliveries
Built for Heavy Infrastructure
40mm aggregate is widely used in mass concrete applications including bridge foundations, retaining walls, dams, highways and heavy civil engineering projects requiring exceptional stability and durability.
Need 40mm Aggregate
for Your Infrastructure Project?
Request Quote →
Premium Granite Rock
Manufactured from selected hard granite
Uniform 40mm Grading
Consistent particle size throughout
Bulk Project Supply
Reliable supply for infrastructure works
Trusted by Engineers
Preferred for dams, bridges and heavy civil construction
M Sand
Premium quality Manufactured Sand (M-Sand) produced from carefully selected hard granite using advanced crushing and screening technology. Designed for superior concrete strength, plastering quality and sustainable construction applications.
Controlled Grading
Uniform particle size distribution
High Concrete Strength
Improves structural performance
Eco-Friendly
Reduces dependence on river sand
Quality Tested
Manufactured to IS standards
Best Used For
- RCC Concrete
- Residential Construction
- Commercial Buildings
- Concrete Blocks
- Flooring & Pavements
Key Benefits
- Higher concrete strength
- Excellent workability
- Uniform particle grading
- Lower water absorption
- Environment-friendly alternative
Technical Specifications
| Product Type | Manufactured Sand |
| Material | Hard Granite Rock |
| Grading Zone | Zone II |
| Shape | Cubical Particles |
| Silt Content | <3% |
| Water Absorption | Low |
| Standard | IS 383:2016 |
Quality Assured
Every batch of M-Sand undergoes rigorous quality testing to ensure consistent grading, superior performance and compliance with IS 383 standards.
Available In
- Loose Bulk Supply
- Tipper Deliveries
- RMC Plants
- Large Construction Projects
Engineered for Modern Construction
M-Sand provides superior strength, consistent grading and improved workability, making it the preferred alternative to river sand for concrete and masonry applications.
Need Premium M-Sand
for Your Project?
Request Quote →
Advanced Manufacturing
Produced using modern VSI crushing technology
Consistent Quality
Uniform grading for better concrete performance
Sustainable Solution
Eco-friendly replacement for natural river sand
Trusted by Builders
Preferred choice for RCC, masonry and infrastructure projects
P Sand
Premium quality P-Sand (Plastering Sand) manufactured from selected hard granite using advanced VSI crushing technology. Precisely graded to deliver smooth finishes, excellent workability and superior bonding for plastering and masonry applications.
Ultra Fine Grading
Smooth & consistent particle size
Excellent Finish
Produces smooth plaster surfaces
Superior Workability
Easy mixing and application
Quality Tested
Manufactured to IS standards
Best Used For
- Wall Plastering
- Internal Finishing
- External Plastering
- Brick & Block Masonry
- Tile Bedding Works
Key Benefits
- Smooth wall finish
- Excellent bonding strength
- Minimal shrinkage cracks
- Easy mixing & application
- Uniform particle grading
Technical Specifications
| Product Type | Plastering Sand |
| Material | Hard Granite Rock |
| Particle Size | Ultra Fine |
| Grading Zone | Zone IV |
| Silt Content | <2% |
| Water Absorption | Low |
| Standard | IS 383:2016 |
Quality Assured
Every batch of P-Sand is manufactured under strict quality control to ensure consistent grading, smooth finishing and excellent plastering performance.
Available In
- Loose Bulk Supply
- Tipper Deliveries
- Residential Projects
- Commercial Construction
Designed for Superior Plastering
P-Sand is specially manufactured for plastering and masonry applications, providing smooth finishes, better adhesion and consistent quality for modern construction.
Need Premium P-Sand
for Your Project?
Request Quote →
Precision Manufacturing
Advanced VSI technology for fine grading
Smooth Finish
Delivers superior plaster quality
Consistent Quality
Uniform particles for crack-free finishes
Preferred by Professionals
Trusted by builders for premium plastering applications
From quarry to construction, delivering quality materials with unmatched consistency and trust.
RKB Mines delivers premium construction aggregates, M-Sand, and P-Sand with uncompromising quality, reliability, and consistent performance for every project.
Choose RKB Mines for superior-quality construction materials sourced and processed with precision. Every batch is manufactured under strict quality control, ensuring consistent grading, strength, and durability. Backed by reliable supply, timely delivery, and customer-focused service, we help builders achieve stronger, safer, and longer-lasting structures.
Our rigorous quality assurance process includes regular material testing and strict production standards, ensuring every load meets industry requirements for dependable performance and lasting structural strength.
BEGIN YOUR ADVENTURE WITH BE ADVENTURE
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Our Production Tour
Large-scale production, a reliable delivery fleet, and uncompromising quality standards ensure premium aggregates with consistent supply and timely delivery for every project.
EVERY TYPE OF AGGREGATE WE WILL DELIVER
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