STONE: Leading Bucket Manufacturer In China
STONE(Shanghai) Engineering Machinery Co.,Ltd is a maintenance base for construction machinery parts, specializing in providing maintenance services and parts for mining enterprise equipment. Our team was established in 2004 and is headquartered in Shanghai, China. It has a registered capital of 15 million yuan and has a completely independent brand STONE. We specialize in the production and supply of spare parts for Bulldozers, Excavators, and Wheel Loaders. Our detailed catalog offers a complete selection of OEM parts including Track Chain, Track Rollers, Sprocket, Excavator Buckets, Blades, Excavator Cylinders, Swing Circles and more. Also offers a wide range of electrical and hydraulic parts.
OEM service
We offer comprehensive OEM services tailored to meet your specific needs and requirements. With our extensive experience and advanced manufacturing capabilities, we ensure precise customization, reliable quality, and timely delivery.
Long Warranty
Enjoy peace of mind with our extended warranty of 6 months or 2000 operating hours. We stand behind the durability and reliability of our products, ensuring they meet rigorous quality standards.
Rich Experience
We have accumulated 20 years of industry experience,positioning us as leaders in our field. Our expertise and access to sophisticated production equipment are key factors contributing to our competitive edge.

What is Bucket?
It is one of the primary tools used for digging, lifting, and moving materials during excavation and construction activities. The bucket of an excavator is typically made from high-strength steel and comes in various sizes and configurations depending on the specific job requirements.
What are features of Bucket ?
1. Digging and Excavation
The main function of the excavator bucket is to dig into the ground or other materials such as rock, soil, gravel, sand, and clay. The shape and design of the bucket influence its digging capabilities and efficiency.
2. Material Handling
Excavator buckets are used for lifting and moving materials once they are dug out. This includes loading trucks, transferring materials within a construction site, or stockpiling materials for later use.
3. Trenching
Excavator buckets are used to create trenches for utilities such as pipes, cables, and drainage systems. The width and depth of the trench can be controlled by the size and configuration of the bucket.
4. Loading and Dumping
Excavator buckets are capable of scooping up large volumes of material for efficient loading into trucks or other containers. They can also be tilted or rotated to dump materials at desired locations.
5. Grading and Leveling
Excavator buckets can be used for grading and leveling surfaces to achieve desired slopes and contours. This is especially useful in landscaping and site preparation work.
What are the main types of Bucket?
Ditch-cleaning bucket for an excavator
When it’s time to tidy up and fine-tune, the ditch-cleaning bucket enters the spotlight. This bucket isn’t about the rough-and-tumble; it’s about precision and neatness, especially when you're working on creating or maintaining ditches and slopes.Ditch cleaning buckets are designed with a wide and smooth edge, making them perfect for shaping, grading, and cleaning rather than heavy digging.Their shallow depth and smooth profile allow for easy handling of light materials, making them ideal for creating gentle slopes and removing sediment or debris from ditches.
Skeleton bucket for an excavator
The skeleton bucket is a must-have for certain projects where sorting and sifting are needed.The skeleton bucket stands out with its grid-like construction. Think of it as a bucket with spaces or 'ribs' that allow smaller materials to fall through while retaining larger items.It’s ideal for sorting and sifting debris from soil, rocks, or other materials. This bucket is a star in tasks like site cleanup, landscaping, or when you need to separate materials for recycling.
Rock bucket for excavator
When it’s time to face the hard-hitting jobs, the rock bucket steps up to the plate. This robust and rugged bucket can handle some of the toughest tasks in excavation, where strength and endurance are non-negotiable.Rock buckets are built tough, with reinforced steel and aggressive teeth that can bite into and scoop up rocky materials. They're the heavy hitters when you’re dealing with hard, compact materials or a large amount of debris.
Tilting bucket for excavator
Tilt buckets add a new dimension of flexibility to excavator work. With their ability to tilt side-to-side, they bring an enhanced level of precision to tasks that standard buckets might struggle with.In some models, tilt buckets have a tilting mechanism, allowing them to tilt left and right up to 45 degrees. This feature provides exceptional versatility, especially in shaping and grading work.They save time, too, by preventing you from having to reposition your machine.
What are the main materrial of Bucket?
Cast Iron
In some cases, particularly for smaller excavators or lighter-duty applications, cast iron may be used for certain components of the bucket due to its lower cost and good casting properties.
Manganese Steel
Manganese steel, known for its high impact resistance, is sometimes used in the construction of excavator buckets, particularly in parts subject to heavy impact or high wear conditions.
Boron Steel
Boron steel is used for its excellent hardness and toughness properties, making it suitable for heavy-duty excavator buckets that need to withstand extreme forces and wear.
Abrasion-Resistant Steel
Excavator buckets often require materials that can resist wear and abrasion caused by digging in tough ground conditions. Abrasion-resistant steels are specially formulated to maintain hardness and durability under abrasive wear.
Application of Bucket
Excavation and Digging
One of the primary uses of buckets is for digging and excavating materials such as soil, rock, gravel, sand, and clay. Excavator buckets are designed to penetrate the ground efficiently and scoop up materials for relocation or loading into trucks.
Material Handling and Loading
Buckets are used to handle and transport materials within construction sites, mining operations, and other industrial environments. They can load trucks, stockpile materials, and move large volumes of debris or aggregates.
Trenching
Buckets equipped with trenching teeth or narrow profiles are used to dig trenches for utilities such as pipelines, cables, and drainage systems. This application requires precise control over depth and width to accommodate the installation of underground infrastructure.
Grading and Leveling
Buckets are used for grading and leveling surfaces to achieve desired slopes and contours. This is essential in landscaping, road construction, and site preparation to ensure proper drainage and foundation stability.
What you should know when using Bucket on an excavator?
Regular Inspections:Make it a habit to inspect your buckets regularly. Look for signs of wear, cracks, or damage, especially in high-stress areas like teeth and cutting edges.
Timely Repairs:If you spot any damage, don’t put off repairs. Small cracks can quickly turn into big problems. Welding and reinforcing areas with a lot of wear can extend your bucket’s life.
Replace Worn Parts:Monitor the bucket teeth and cutting edges. These parts wear out over time and should be replaced to maintain efficiency and digging capability.
Cleaning:Don’t underestimate the power of cleaning your buckets. Removing dirt and debris after use can prevent rust and corrosion, especially when working in harsh or damp conditions.
Lubrication:If your bucket has any moving parts, like in a tilting or grading bucket, regular lubrication is essential to keep them moving smoothly.
Excavator Bucket Size Chart
| Excavator Weight (tons) | Standard Bucket Width (inches) | Grading Bucket Width (inches) |
|
2-3.5 |
9-30 |
48 |
| 5-6 | 12-36 | 60 |
| 7-8 | 12-36 | 60-72 |
| 10-15 | 18-48 | 72 |
What is the process of Bucket?
Design and Engineering
The process begins with the design phase where engineers create detailed drawings and specifications for the bucket. Factors such as bucket size, capacity, shape, and material requirements are determined based on the intended application and machine specifications.
Material Selection
High-strength steel alloys are typically chosen for bucket construction due to their durability and ability to withstand heavy loads and abrasive materials. The specific type of steel selected depends on factors such as strength requirements, wear resistance, and weight considerations.
Cutting and Forming
The selected steel sheets or plates are cut into the required shapes and sizes using cutting machines such as plasma cutters, laser cutters, or shearing machines. This step involves precision cutting to ensure accurate dimensions for subsequent fabrication processes.
Welding
Welding is a critical process where the various components of the bucket are joined together. Skilled welders use techniques such as arc welding, MIG welding, or TIG welding to assemble the bucket shell, sidewalls, cutting edge, and other components. Proper welding ensures structural integrity and strength.
Assembly
Once the main components are welded together, additional components such as teeth, adapters, pins, bushings, and hydraulic cylinders are assembled onto the bucket. These components enable the bucket to perform specific functions such as digging, loading, and dumping.
Testing and Certification
Some buckets may undergo testing to verify performance under load conditions or to ensure compliance with industry standards and regulations. This may include structural testing, wear testing, or operational testing depending on the application.
Packaging and Shipping
Once the bucket has passed all quality checks and testing, it is prepared for packaging and shipping to the customer or assembly line. Proper packaging ensures that the bucket arrives safely at its destination without damage.
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