What is a Tracked Jaw Crusher ?

A track-mounted jaw crusher is a primary crushing machine on a tracked chassis. It solves problems of crushing large, hard materials directly at the source, like quarries or demolition sites, eliminating costly hauling.

This machine combines raw crushing power with go-anywhere mobility. 

What Situations Best Suit a Track-Mounted Jaw Crusher?

Track-mounted jaw crushers are ideal for quarries, mining operations (especially opening new areas), large-scale construction demolition sites, and road building projects where mobility and handling large feed are crucial.

Application fields of crawler jaw crusher

• Quarries & Mines: Perfect for primary crushing directly at the face. They handle hard rock like granite and basalt. Their mobility allows them to follow the extraction point, minimizing haulage of large, unprocessed material.
• Construction & Demolition (C&D) Waste Recycling: Excellent for crushing concrete rubble, bricks, and asphalt on-site. This turns waste into reusable aggregate, saving landfill space and transport costs. Watch out for steel rebar, though!
• Contract Crushing: Contractors love them for their ability to quickly move between different job sites and handle diverse materials.
• Road Construction & Infrastructure: Can crush rock for base material directly along the construction path. Their ability to handle varied feed makes them versatile.

Main advantages of crawler jaw crusher

• Mobility: Tracks allow movement over uneven or difficult terrain within the site, inaccessible to wheeled units.
• Reduced Haulage: Crushing at the source dramatically cuts the need for trucks to haul oversized material.
• Flexibility: Easy to reposition as the job progresses or move to new sites altogether.
• Rapid Setup: Much faster deployment compared to building stationary crushing plants.

Why Is Primary Crushing Vital for Brick Making?

Primary crushing creates the base material needed for high-quality recycled brick production. Many of our clients at ZONEDING are in the building material business. They take old bricks or concrete from demolition sites and turn them into new aggregate for fresh bricks. The primary jaw crusher is the first step in this recycling loop. It breaks down large, irregular chunks of masonry into a consistent size. If you do not have a good primary crush, your secondary machines will struggle and fail. A tracked jaw crusher allows you to process these materials directly at the demolition site.

By crushing the bricks on-site, you save a massive amount of money on truck transport. You are not hauling air and large gaps between rocks; you are hauling dense, crushed material that is ready for the brick-making machine. We design our jaw crushers to produce a clean product with a low percentage of fine dust. This consistent output ensures that your new bricks have the correct strength and density. Our machines help you transform waste into a valuable resource without the need for a massive permanent factory. You create a closed-loop system where the old building becomes the foundation for the new one.

Can It Handle Hard Rocks Like Granite and Basalt?

You can absolutely crush the hardest river stones, granite, and basalt with a tracked jaw. Some people worry that a mobile machine is not strong enough for hard rock compared to a static plant. This is a myth. We at ZONEDING use the same heavy-duty PE series jaw technology in our tracked units that we use in our massive mining plants. Granite and basalt produce high stress on the machine, so we use a heavy flywheel and a high-strength eccentric shaft. This ensures the jaw has the momentum needed to bite through the toughest igneous rocks without stalling the motor.

Material Type	Typical Hardness	Best Crushing Ratio	ZONEDING Suitability
River Stone	180-220 MPa	4:1 to 6:1	High – Deep Chamber
Granite	150-250 MPa	5:1	Excellent – Heavy Flywheel
Basalt	200-300 MPa	4:1	Built for high-stress

Hard rock crushing requires special attention to the wear parts. When you are processing basalt, the heat and friction can rub away standard steel quickly. We equip our mobile jaw crushers with deep-chamber designs that maximize the crushing ratio. This means you get more work done with every stroke of the jaw. Our frames are stress-relieved after welding to prevent any cracks from the vibrations of hard rock processing. You gain the ability to open a new granite quarry anywhere in the world with the confidence that your ZONEDING machine will handle the pressure.

Is It the Best Solution for Concrete Recycling?

The mobile jaw crusher is the industry standard for recycling urban construction waste. When you are working in a city, you do not have space for a massive fixed plant with long conveyor belts. You need a compact machine that can sit in the corner of a demolition project. A portable concrete recycling jaw crusher is perfect for this task. It eats large pieces of concrete slab, foundation blocks, and asphalt. Because it is on tracks, the loader can follow the demolition pile as it moves across the site. This keeps the work area clean and organized.

We at ZONEDING realize that concrete recycling is a dirty job with lots of dust and debris. We build our tracked units with dust suppression sprays to keep the air clean for your neighbors. The jaw crusher is the best tool for this because it handles the rebar (steel bars) inside the concrete better than any other machine. An impact crusher can get tangled or cut by the steel, but a jaw crusher simply squeezes the concrete and lets the steel fall through. It is a reliable, “set-it-and-forget-it” machine that keeps your project on schedule.

Practical Tips for Concrete Recycling

• Scan for Large Metal: Always try to remove large steel beams before feeding the hopper.
• Maintain a Clean Belt: Check the discharge belt for sharp pieces of rebar that might pierce the rubber.
• Use Dust Sprays: Turn on the water spray system to prevent dust complaints from city inspectors.

How Does the Crawler Track System Improve Mobility?

The crawler track system turns a 40-ton machine into a nimble vehicle that can go anywhere. Traditional mobile crushers on wheels (trailers) are limited to flat, paved roads. If you have a steep, muddy quarry or a soft demolition site, a wheeled unit will get stuck immediately. The tracks on a crawler jaw crusher distribute the massive weight of the machine over a large surface area. This lowers the ground pressure and allows the unit to travel over soft mud, sand, and even large rocks. You don’t need a truck to move the machine around your local site; you just walk it to the next pile.

We at ZONEDING use industrial-strength tracks made from forged alloy steel. These tracks are driven by high-torque hydraulic motors that can handle steep inclines up to 20 degrees. The wireless remote control gives you total freedom to “drive” the crusher exactly where the loader needs it. This mobility reduces the travel distance for your excavators, which saves you a huge amount of fuel in your support vehicles. You can move the entire plant in five minutes to avoid a falling rock face or to clear a path for other equipment. It is the heart of a “lean” mining operation.

What Are the Benefits of a High-Swing Jaw Design?

A high-swing jaw design moves more material in less time compared to standard designs. All jaw crushers work by moving one plate back and forth, but the “swing” or “stroke” is what determines your production speed. A high-swing design means the moving jaw travels a further distance with every revolution. This creates a larger opening at the top to catch big rocks and a stronger “kick” at the bottom to force the material out. We at ZONEDING engineer our jaws to have a steep angle and a long stroke for maximum efficiency.

This design is especially helpful when you are crushing sticky materials or wet river stones. A standard jaw can get “bridged” where the rocks get stuck in the chamber. The aggressive movement of our high-swing jaw breaks these bridges and keeps the material falling. It also produces a better-shaped product with fewer thin, sliver-like pieces. You get a higher percentage of “on-specification” material in the first pass. This reduces the load on your secondary crushers and screeners. Most of our clients see a 15-20% increase in tonnage just by switching to our high-swing geometry.

How to Select the Right Jaw Crusher Model for Your Material?

Different materials crush differently. Using a standard model for very hard rock or sticky material leads to problems. Matching the crusher to the material is key for performance.

Select the model based on the material’s maximum feed size, hardness (compressive strength), abrasiveness, moisture content, and presence of clay or contaminants like steel rebar.

Model		WT96	WT106	WT120
Dimensions of Transmission Devices	Length	14200mm	14900mm	15200mm
	Width	2900mm	3000mm	3200mm
	Height	3470mm	3600mm	3700mm
	Weight	38t	50t	65t
Feeder	Hopper Volume	5m³	5m³	6m³
	Loading Height	3900mm	4100mm	4300mm
	FeederModel	GZDT3895	GZDT1145	GZDT1245
Unearthed Belt Conveyors	Dimensions(Width×Length)	800×9000mm	1000×10000mm	1200×12000mm
	Dumping Height	3100mm	3200mm	3400mm
Crusher	Model	CJ96	CJ106	CJ120
	Inlet Dimensions	930×580mm	1060×700mm	1200×870mm
	Max.Feeding Size	480mm	560mm	700mm
Main Belt Conveyor	Dimensions(Width×Length)	800×9000mm	1000×10000mm	1200×12000mm
	Dumping Height	3100mm	3200mm	3400mm
Iron Remover	Model	RCYQ-8	RCYQ-10	RCYQ-10
Diesel Engine	Power	96kw	106kw	132kw
	Manufacturer	Carter Perkins	Carter Perkins	Carter Perkins
The Main Machine	Power	112.9kw	141.4kw	196.2kw
	Ways of Controlling	Wired/Wireless (optional)	Wired/Wireless (optional)	Wired/Wireless (optional)

Let’s break down how material properties influence your choice.

Key Material Properties

• Maximum Feed Size: As discussed, this dictates the required feed opening (gape and width). Ensure the crusher can accept the largest lumps you expect.
• Hardness & Compressive Strength: Harder materials require more robust construction and higher power. Very hard rock might necessitate choosing a slightly larger model than softer rock for the same tonnage, to handle the stresses.
• Abrasiveness: Highly abrasive materials (like high-silica granite) wear down jaw plates faster. Consider models with robust, high-quality manganese steel jaw plates (e.g., Mn18, Mn22) and designs that allow for easy plate replacement. Discuss jaw plate material selection with your supplier; the specific manganese content matters.
• Moisture & Clay Content: Wet, sticky materials or those with high clay content can cause packing and blockages, especially in the crushing chamber and potentially clogging pre-screen grizzly bars. Look for features like steeper chamber angles or specialized grizzly designs if handling such materials. Sometimes, skipping the integrated pre-screen is better.
• Contaminants: Construction debris often contains steel rebar. This requires a powerful crusher and, critically, an effective magnetic separator on the discharge conveyor. Some jaw plate tooth profiles handle rebar better than others.

Matching Model to Material

Material Type	Key Considerations	Recommended Features
Hard, Abrasive Rock	High power needed, rapid jaw wear	Heavy-duty build, high manganese (Mn18+) jaws, easy change
Softer Rock (Limestone)	Lower power okay, less wear	Standard build often sufficient
C&D Waste (Concrete)	Variable size, rebar common, potentially dusty	Robust build, strong magnet, effective dust suppression
Sticky / High Clay Ore	Risk of packing/clogging	Consider no pre-screen grizzly, steeper chamber angle
Large Feed Size	Needs large gape	Larger model size required

Please provide us with details of your feed material. This will allow us to recommend the most suitable model and configuration, including the right jaw material and profile, to ensure optimal performance and service life.

What Key Points Extend the Life of a Tracked Jaw Crusher?

Regular lubrication, consistent feed control, routine inspection of wear parts (especially jaw plates and toggle seats), keeping the machine clean, and addressing minor issues promptly are crucial for longevity.

Critical Maintenance Areas

• Lubrication: Follow the manufacturer’s schedule diligently for all grease points (bearings, toggle seat). Use the correct type and grade of lubricant. Proper lubrication prevents catastrophic bearing failures.
• Jaw Plates: Regularly inspect for wear. Rotate or flip plates if possible to maximize life. Crucially, check jaw plate mounting bolts frequently and re-torque as needed, especially after installing new plates or during the first 50-100 hours. Vibration can loosen bolts, leading to damage or failure.
• Toggle Plate & Seat: Keep this area clean. Check for wear or damage. It’s critical for proper crushing action and protecting the main frame.
• Feed Control: Avoid dropping massive rocks directly onto the crusher. Don’t overfeed or starve the machine. Consistent, controlled feed minimizes shock loads and uneven wear. Train your excavator operators well!
• Cleaning: Keep the crusher, especially around the engine, hydraulics, and discharge areas, reasonably clean. Build-up can cause overheating or hide potential problems like leaks.
• Hydraulics & Engine: Regularly check fluid levels (hydraulic oil, engine oil, coolant). Inspect hoses for leaks or wear. Keep radiators clean. Monitor engine performance and address issues promptly to manage fuel consumption, a major operating cost. Avoid excessive idling.
• Track System: Keep tracks tensioned correctly. Clean out debris regularly. Inspect for wear on rollers, idlers, and sprockets.
• Vibration Checks: The intense vibration affects everything. Regularly inspect structural bolts, guards, electrical connections, and hydraulic fittings for tightness. Address leaks or loose connections immediately.

Operational Best Practices

• Warm-up/Cool-down: Allow the engine to warm up before operating under full load and cool down before shutting off.
• Listen & Observe: Experienced operators can often detect problems early by listening for unusual noises or observing changes in performance.
• Daily Checks: Perform quick walk-around inspections at the start of each shift.

Investing time in these routine checks and practices prevents major failures and significantly extends the crusher’s working life.

Customer Cases