Industrial Jaw Crusher Manufacturer & Exporter
Shalimar Engineering is a trusted jaw crusher manufacturer and exporter with 20+ years of experience in designing and supplying heavy-duty industrial jaw crushers for mining, quarrying, mineral processing, construction, and recycling industries worldwide. Our jaw crushers are engineered for reliable, high-capacity primary crushing of hard, abrasive, and tough feed materials with consistent output size and minimum downtime.
Every custom jaw crusher we manufacture is designed to match your specific feed material, required output size, and production capacity. From small jaw crushers for pilot and small-scale operations to large industrial jaw crushers for high-tonnage mining and quarrying applications, Shalimar Engineering delivers robust, long-lasting crushing solutions with complete installation and commissioning support. Our jaw crushers are exported to 30+ countries across Asia, Africa, the Middle East, and Europe trusted by mining companies, quarry operators, and mineral processors worldwide.
Visit our homepage to explore our complete range of crushing and mineral processing equipment.
What is a Jaw Crusher?
A jaw crusher is a type of primary crusher widely used in mining, quarrying, construction, and recycling industries to reduce large rocks, ores, and construction materials into smaller, manageable sizes.
It is one of the most commonly used crushing machines in the world due to its simple design, reliable operation, high jaw crusher capacity, and ability to handle a wide variety of hard and abrasive materials efficiently.
The jaw crusher gets its name from the jaw-like movement of its two crushing plates a fixed jaw (stationary) and a movable jaw (oscillating). The material fed into the top of the crusher is squeezed and crushed between these two jaws as the movable jaw moves toward the fixed jaw, reducing the material to the required jaw crusher output size through compressive crushing action.
Industrial jaw crushers are capable of handling all types of feed materials 0hard, soft, abrasive, or fragile making them the preferred choice for primary crushing in a wide range of applications. The jaw crusher is particularly valued for its ability to handle large feed sizes, deliver consistent output gradation, and operate reliably with minimum maintenance in even the most demanding mining and quarrying environments worldwide.
Working Principle of a Jaw Crusher
The jaw crusher working principle is based on the compression crushing action between a fixed jaw and a movable jaw:
Step 1 Material Feeding :
Large feed material rocks, ores, or construction debris is fed into the top opening of the jaw crusher through a feed hopper. The jaw crusher feed size capacity depends on the size of the crusher opening (gape width), which is the maximum dimension of material that can be accepted by the crusher. Material larger than the gape width must be pre-reduced before feeding to avoid blockages and crusher damage.
Step 2 Crushing Action :
A motor drives a belt and pulley system connected to an eccentric shaft. The eccentric shaft causes the movable jaw to oscillate back and forth against the fixed jaw in a specific motion pattern. As the movable jaw moves toward the fixed jaw, the material trapped between the two jaws is squeezed and crushed by powerful compressive force, breaking it into progressively smaller pieces with each compression stroke.
Step 3 Progressive Size Reduction :
The crushing chamber of the jaw crusher is tapered wider at the top feed opening and narrower at the bottom discharge opening. As the material is crushed, it falls downward through the progressively narrowing gap between the fixed jaw and movable jaw, being crushed to smaller and smaller sizes with each compression stroke until it is small enough to pass through the discharge opening at the bottom of the crushing chamber.
Step 4 Discharge :
The crushed material exits through the bottom discharge opening of the jaw crusher. The discharge opening size called the Closed Side Setting (CSS) determines the maximum size of the crushed product and can be adjusted by adding or removing shim plates between the toggle seat and the crusher frame, giving the operator full control over the jaw crusher output size to meet specific downstream process or product requirements.
Key Components of a Jaw Crusher
Understanding the main jaw crusher components is essential for proper operation, maintenance planning, and spare parts management:
Fixed Jaw (Stationary Jaw Plate)
The fixed jaw is a stationary crushing plate bolted firmly to the front wall of the crusher frame. It forms one side of the crushing chamber and bears the direct compressive impact of the feed material with every crushing stroke. The fixed jaw plate is manufactured from high manganese steel (Mn13 or Mn18) for maximum wear resistance and is a replaceable wear part that can be easily changed in the field when worn to maintain consistent jaw crusher output size and crushing performance.
Movable Jaw (Swing Jaw)
The movable jaw is the oscillating crushing plate mounted on the swing jaw assembly and driven by the eccentric shaft. It moves back and forth against the fixed jaw in a specific elliptical motion to crush the feed material through compressive force. Like the fixed jaw, the movable jaw plate is manufactured from high manganese steel and is a replaceable wear part designed for easy field replacement with minimum downtime and standard hand tools.
Eccentric Shaft
The eccentric shaft is the main rotating shaft that converts the rotational motion of the motor into the oscillating motion of the movable jaw. It is one of the most critical jaw crusher components and is manufactured from high-strength alloy steel, precision-machined to exact tolerances, heat-treated for maximum fatigue strength, and dynamically balanced for smooth, vibration-free operation at all operating speeds throughout the crusher’s service life.
Toggle Plate
The toggle plate is a critical safety and mechanical component in the jaw crusher that transmits the crushing force from the eccentric shaft to the movable jaw and protects the crusher from damage when uncrushable material enters the crushing chamber. It is designed as a sacrificial component that breaks or slips under overload conditions, absorbing the overload energy and protecting the more expensive and difficult-to-replace main jaw crusher components such as the frame, eccentric shaft, and flywheels from catastrophic damage.
Flywheel
The flywheel is a large, heavy rotating disc connected to the eccentric shaft of the jaw crusher. It stores rotational kinetic energy during the non-crushing return stroke of the jaw crusher drive system and releases that stored energy during the crushing stroke, ensuring smooth, consistent crushing action with minimum motor power fluctuation and maximum crushing efficiency throughout the operating cycle.
Types of Jaw Crushers We Manufacture
Primary Jaw Crusher
Our primary jaw crushers are designed for the first stage of size reduction reducing large run-of-mine rocks and ores directly from the quarry or mine face to a size suitable for secondary crushing or further processing. They handle the largest jaw crusher feed size capacities and are built for maximum durability and reliability in the toughest mining and quarrying conditions where continuous, high-tonnage operation around the clock is required.
Secondary Jaw Crusher
Our secondary jaw crushers are used for the second stage of crushing, taking the output of the primary jaw crusher and reducing it to a finer, more uniform size suitable for downstream ball milling, screening, or direct use as construction aggregate. They operate at smaller feed sizes and produce finer, more controlled output gradations than primary jaw crushers, making them ideal for applications requiring precise product size control.
Heavy Duty Industrial Jaw Crusher
Our industrial jaw crushers are built for continuous, high-tonnage crushing operations in large-scale mining, quarrying, and mineral processing plants. They feature reinforced frames, heavy-duty eccentric shafts, oversized bearings, and high manganese jaw plates specifically designed for extended service life under the most demanding crushing conditions encountered in large-scale mining and quarrying operations worldwide.
Laboratory Jaw Crusher
Our laboratory jaw crushers are compact, small-scale crushing machines designed for sample preparation, mineral testing, and R&D applications. They are used to crush small quantities of rock, ore, or mineral samples to a precise size for laboratory analysis, metallurgical testing, and process development, providing the same crushing action as full-scale industrial jaw crushers in a compact, bench-top format suitable for laboratory environments.
Key Features of Shalimar Jaw Crushers
- Heavy-Duty Frame Construction for Maximum Durability – Our industrial jaw crushers feature heavy-duty cast steel or thick-plate fabricated steel frames that are designed and sized to withstand the enormous crushing forces generated during primary crushing of hard, abrasive feed materials. The frame is the structural backbone of the jaw crusher and is engineered with generous safety factors to ensure long operational life even under the most demanding continuous crushing conditions in mining and quarrying applications. Every frame is stress-relieved after fabrication and inspected to strict dimensional tolerances before machining to ensure correct alignment of all jaw crusher components throughout the crusher’s service life.
- High Manganese Steel Jaw Plates for Maximum Wear Life – Both the fixed jaw and movable jaw plates in our jaw crushers are manufactured from high manganese steel either Mn13 or Mn18 grade depending on the feed material hardness and abrasiveness. High manganese steel work-hardens under impact during crushing, becoming progressively harder at the wear surface while remaining tough and impact-resistant in the body of the plate. This unique self-hardening property gives high manganese jaw plates excellent wear resistance and long service life in even the most abrasive crushing applications, minimizing the frequency and total cost of jaw plate replacement over the crusher’s operational life.
- Heavy-Duty Eccentric Shaft for Reliable Crushing Action – The eccentric shaft is the heart of the jaw crusher drive system and is manufactured from high-strength alloy steel, precision-machined to exact tolerances, heat-treated for maximum fatigue strength, and dynamically balanced for smooth, vibration-free operation at all crushing speeds. The shaft is supported on large-diameter, heavy-duty anti-friction roller bearings with continuous lubrication systems to ensure reliable, long-life operation under the high radial and axial loads generated during primary crushing of hard rock and abrasive ore materials.
- Adjustable Discharge Opening for Flexible Output Size – The jaw crusher output size is controlled by adjusting the Closed Side Setting (CSS) the minimum gap between the fixed jaw and movable jaw at the bottom of the crushing chamber. Our jaw crushers feature a simple, reliable shim plate adjustment system that allows the CSS to be changed quickly and easily in the field without specialized tools or equipment, giving the operator full flexibility to adjust the product gradation to meet changing downstream process requirements or to compensate for jaw plate wear as the crusher accumulates operating hours.
- Anti-Friction Roller Bearings for Low-Maintenance Operation – All rotating components in our industrial jaw crushers are supported on premium-quality anti-friction roller bearings that are selected for maximum load capacity, long service life, and reliable operation in dusty, high-vibration crushing environments. The bearing housings are sealed and fitted with automatic or manual lubrication systems to minimize maintenance requirements and protect the bearings from the abrasive dust generated during primary crushing operations, which is the primary cause of premature bearing failure in crushing equipment.
- Toggle Plate Safety Mechanism for Overload Protection – Our jaw crushers feature a robust toggle plate safety mechanism that protects the crusher from catastrophic damage when uncrushable material enters the crushing chamber and causes a sudden overload. The toggle plate is designed as a sacrificial component that breaks or slips under overload conditions, absorbing the overload energy and protecting the more expensive main jaw crusher components from damage. Replacement toggle plates are inexpensive, readily available, and can be changed quickly in the field with standard hand tools, minimizing downtime after an overload event.
- Available in Single Toggle and Double Toggle Configurations – We manufacture jaw crushers in both single toggle and double toggle configurations to match different application requirements and feed material characteristics. Single toggle jaw crushers are lighter, more compact, and most suitable for the majority of primary crushing applications where good throughput, reasonable jaw plate life, and compact installation footprint are the primary requirements. Double toggle jaw crushers are heavier, more robust machines that generate higher crushing forces and are used for very hard, abrasive materials that require maximum crushing force and the highest possible jaw plate wear life.
- Designed and Exported to International Standards – All our industrial jaw crushers are designed, fabricated, and tested to international engineering standards and are supplied with full documentation including fabrication drawings, operation manuals, maintenance schedules, and spare parts lists. Our export packaging is specifically engineered to protect all jaw crusher components during international shipping to any destination worldwide, ensuring safe arrival and quick, trouble-free installation at the client’s site.
Technical Specifications
| Parameter | Details |
|---|---|
| Feed Opening (Gape × Width) | 150×250 mm to 1200×1500 mm |
| Max Feed Size | Up to 1,000 mm |
| Output Size | 10 mm to 300 mm (adjustable CSS) |
| Capacity | 1 TPH to 800 TPH |
| Jaw Plate Material | High Manganese Steel (Mn13, Mn18) |
| Frame Material | Cast Steel / Fabricated Steel |
| Drive | Belt & Pulley / Direct Drive |
| Crusher Type | Single Toggle / Double Toggle |
| Motor Power | 5.5 kW to 200 kW |
| Bearing Type | Anti-friction Roller Bearings |
All specifications are fully customizable as per feed material and production requirements.
Industries We Serve
Shalimar Engineering’s jaw crushers are trusted across industries worldwide:
- Mining Industry Jaw crusher for mining: iron ore, copper ore, gold ore, coal, and other hard minerals
- Quarrying Industry Jaw crusher for quarrying: granite, limestone, basalt, and other quarry stones
- Construction Industry Jaw crusher for construction: concrete, asphalt, and construction debris crushing
- Mineral Processing Jaw crusher for mineral processing: primary size reduction before ball milling and screening
- Recycling Industry Jaw crusher for recycling: demolition waste, concrete, and construction materials for reuse
- Chemical Industry Crushing of hard chemical raw materials and industrial minerals
- Cement Industry Primary crushing of limestone and other cement raw materials
- Aggregate Production Producing crushed stone aggregate for roads, buildings, and infrastructure projects
Advantages of Jaw Crushers
- Simple, Robust Design with Minimum Moving Parts The jaw crusher has one of the simplest mechanical designs among all primary crushing machines, with only a small number of moving parts the eccentric shaft, movable jaw, toggle plate, and flywheel. This simplicity translates directly into high mechanical reliability, low maintenance requirements, easy field serviceability, and low spare parts inventory requirements compared to more complex crushing machines, making the jaw crusher the most cost-effective choice for primary crushing in most mining and quarrying applications worldwide.
- Handles the Widest Range of Feed Materials Our industrial jaw crushers are capable of handling virtually all types of solid feed materials from very soft limestone and coal to extremely hard granite, quartzite, and iron ore as well as abrasive minerals, recycled concrete, and construction debris. This unmatched feed material versatility makes the jaw crusher the most universally applicable primary crushing machine available, giving operators the flexibility to process a wide range of feed materials with a single machine without the need for machine changes or modifications.
- High Crushing Capacity with Consistent Output Our jaw crushers deliver high jaw crusher capacity with consistent, predictable output gradation across a wide range of feed rates and feed material types. The CSS adjustment system allows the operator to fine-tune the jaw crusher output size to meet specific product specifications, and the consistent crushing action of the movable jaw against the fixed jaw ensures uniform, repeatable product gradation with minimum oversize and fines in the crushed product.
- Low Operating Cost with Affordable Replacement Parts The jaw crusher has one of the lowest operating costs among primary crushing machines. The main wear parts the fixed jaw and movable jaw plates are simple, flat, high manganese steel plates that are inexpensive to manufacture and easy to replace in the field without specialized equipment or highly skilled labor. The toggle plate and bearing seals are also low-cost, readily available consumable parts that can be replaced quickly with minimal downtime, keeping the total cost of ownership of our jaw crushers extremely competitive over the machine’s operational life.
- Adjustable Output Size for Maximum Flexibility The ability to adjust the jaw crusher output size simply by changing the CSS gives the operator maximum flexibility to produce different product sizes from the same crusher, respond quickly to changing downstream process requirements, and compensate for jaw plate wear as the plates wear down and the CSS naturally increases over time. This adjustability significantly reduces the need for additional screening and recrushing circuits to achieve the required product specification, lowering the overall capital and operating cost of the crushing plant.
- Suitable for Both Stationary and Mobile Crushing Plants Our jaw crushers are designed for installation in both stationary primary crushing plants with fixed concrete foundations and mobile or semi-mobile crushing plants mounted on skids or trailers for easy relocation between quarry faces or mine sites. This installation flexibility makes our jaw crushers suitable for a much wider range of quarrying and mining applications and project types than crushers that are only available in one installation configuration.
- Easy to Install, Operate, and Maintain The jaw crusher is one of the easiest primary crushing machines to install, commission, operate, and maintain. Installation requires only a simple concrete foundation, electrical power connection, and feed and discharge conveyor connections. Operation requires minimal operator training, and routine maintenance including jaw plate inspection and replacement, bearing lubrication, and toggle plate inspection can be performed by site maintenance personnel with basic mechanical skills and standard hand tools, without the need for specialized service teams or expensive service contracts.
- Proven Technology with a Long Track Record The jaw crusher is one of the oldest and most extensively field-proven crushing technologies in the mining and quarrying industry, with a track record of reliable performance spanning well over a century across virtually every type of mining, quarrying, and mineral processing application worldwide. Shalimar Engineering’s jaw crushers combine this proven crushing technology with modern engineering materials, precision manufacturing, rigorous quality control, and 20+ years of manufacturing expertise to deliver reliable, long-lasting crushing performance that operators worldwide can depend on.
Why Choose Shalimar Engineering?
- 20+ Years Experience Proven expertise in jaw crusher design and manufacturing
- Custom Engineered Solutions Every custom jaw crusher designed to exact requirements
- Premium Build Quality Heavy-duty frames, high manganese jaw plates, alloy steel shafts
- Global Export Active jaw crusher exporter worldwide supplying to 30+ countries
- Complete Support Installation, commissioning, training, and spare parts supply
- Competitive Pricing Best quality at the most competitive prices
- Timely Delivery On-time delivery with secure export-grade packaging
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Frequently Asked Questions
Q1: What is a jaw crusher used for?
A: A jaw crusher is primarily used for primary crushing of large rocks, ores, and construction materials in mining, quarrying, construction, and recycling industries. It reduces large feed material to a smaller, more manageable size suitable for secondary crushing, ball milling, screening, or direct use as construction aggregate.
Q2: What is the maximum feed size for your jaw crushers?
A: Shalimar Engineering’s industrial jaw crushers can handle jaw crusher feed size up to 1,000 mm depending on the crusher model and gape width. Contact us with your specific feed material size and production requirements for the correct model recommendation and detailed quotation.
Q3. What is the difference between single toggle and double toggle jaw crushers?
A: A single toggle jaw crusher has a simpler, lighter design suitable for most primary crushing applications with good throughput and reasonable jaw plate life. A double toggle jaw crusher has a heavier, more complex linkage mechanism that generates higher crushing forces used for very hard, abrasive materials requiring maximum crushing force and highest possible jaw plate wear life.
Q4. How do I adjust the output size of a jaw crusher?
A: The jaw crusher output size is controlled by adjusting the Closed Side Setting (CSS) the minimum gap between the fixed jaw and movable jaw at the bottom of the crushing chamber. This is done by adding or removing shim plates between the toggle seat and the crusher frame, a simple field operation that can be completed quickly by site maintenance personnel with standard hand tools.
Q5. Do you export jaw crushers internationally?
A: Yes. Shalimar Engineering is an active jaw crusher exporter supplying to UAE, Saudi Arabia, South Africa, Nigeria, Bangladesh, Sri Lanka, and many other countries worldwide. All export orders include proper documentation and secure export-grade packaging for safe international delivery.
Q6: What spare parts do you supply for jaw crushers?
A: We supply all major jaw crusher components including fixed and movable jaw plates, toggle plates, eccentric shafts, bearings, flywheel assemblies, and bearing seals. Spare parts are available for all models we manufacture and can be supplied along with the crusher or ordered separately as required.
Request a Free Quote
Looking for a reliable jaw crusher manufacturer and exporter? Shalimar Engineering provides custom jaw crusher solutions with worldwide export capability and complete technical support.
Contact Us Today to request a customized quotation for your ball mill machine and enhance your industrial grinding operations.
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