Zigong Lituo New Material Corp.,Ltd. is founded in 2006, located in China second largest cemented carbide distributing center -- Zigong, where is known as" age-old salt city, southern city of lights and dinosaur town".
We are committed to:leading technology, promoting quality, improving equipment and innovating management. We gradually formed a standardized manufacturing advantages to ensure that the products have stable and high qualities.
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We gradually formed a standardized manufacturing advantages to ensure that the products have stable and high qualities.
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Quick Details Package Details pallet or other standard exporting packages Description : C arbide insert blades are plow blades with slugs of tungsten carbide brazed into the thickness of the blade. Carbide is an extremely durable substance that substantially extends blade life up to 20 times...
Tungsten Carbide Insert Snow Plow Blade
Carbide snow plow blades are used on the front, underbody, and wing of a snow plow. Carbide snow plow blades look very similar to traditional steel cutting edges;
Tungsten Carbide Bead Weld Blade
Carbide insert blades are plow blades with slugs of tungsten carbide brazed into the thickness of the blade. Carbide is an extremely durable substance that substantially extends blade life up to 20 times over standard carbon steel blades.
Oscillating Carbide Blade consists of steel segments vulcanized in rubber with steel bushing positioned to facilitate mounting on standard 12 inch centers.The steel segments have been milled slot and brazed with tungsten carbide inserts along the wearing edge.
Carbide snow plow blades are used on the front, underbody, and wing of a snow plow. Carbide snow plow blades look very similar to traditional steel cutting edges;
What is Grader Blade?
A grader blade is a popular attachment for heavy-duty vehicles such as tractors and skid steers. It's used to level surfaces, grade roads, and remove snow.
Benefits of Grader Blade
Increased accuracy
Grader blades can help you achieve a more accurate finish on your projects, as they allow you to better control the depth and angle of your cuts. This can save you time and money in the long run by avoiding the need for re-work or corrections.
Faster grading times
The increased accuracy of grader blades also means that you can complete your grading projects faster, as there is less need for multiple passes over the same area. This can free up time for other tasks or simply allow you to complete your project sooner.
Enhanced durability
Grader blades are built to last, with many models featuring replaceable cutting edges that can be swapped out as needed. This means that you won't have to worry about replacing your entire blade every time it becomes dull or damaged, which can save you money in the long run.
Types of Grader Blade
Straight blades: Straight blades, featuring a flat cutting edge, are the most prevalent type of grader blades. They offer versatility and are suitable for general land grading and leveling tasks.Flat grader blades are best suited to heavy road maintenance where the shaping of the road surface is not critical. Their strength and extra wear material make them the preferred option for applications where abrasion and impact resistance are required.They are majorly used for heavy road construction in the grader blades industry.
Curved blades: Curved blades have a contoured cutting edge, enabling better material control and smoother grading. They find application in precision grading and shaping operations.Curved grader blades are best used for applications requiring Market penetration and rolling action and are best suited for fine grading and finishing work where a high degree of accuracy and quality are required. Curved blades are known to be the best for finishing work in the grader blade industry.
Moldboard blades: Mouldboard blades, characterized by a curved shape and a mouldboard at the top, are designed for heavy-duty grading and cutting through tough materials like compacted soil or gravel.
Application of Grader Blade
Construction
Grader blades are extensively used in the construction industry for tasks like road construction, site preparation, and land grading. Contractors, construction companies, and civil engineering firms form the primary customer base in this grader blades market. Graders are commonly used in the construction and maintenance of dirt and gravel roads. In constructing paved roads, they prepare a wide flat base course for the final road surface.
Agriculture
The agricultural sector relies on grader blades for land preparation, field leveling, and irrigation system development. Farmers and agricultural contractors are the key end-users in this segment. These types of blades give growth to the agriculture and grader blades industry.
Mining
Grader blades play a critical role in the mining industry for site preparation, haul road construction, and maintenance within mining operations. Mining companies and contractors constitute the target grader blades market in this segment.
Positioning the blade in the right way
You might want to keep the mouldboard pitched forward so that the cutting edge is clearly visible. This would prematurely blunt the edge and that would make cutting and trimming more challenging.
Therefore, it is recommended that you keep the top of the blade just slightly forward of the cutting edge. You will need to pitch the blade forward only when it's necessary to make a cut.
You should change the blade angles periodically. When you keep the mouldboard forward, the wear would be just along the front of the cutting edge. If you periodically tilt back while carrying, mixing, spreading and combing material, which would even wear across the edge, making it sharper.
You can scarify or rip the surface that can also help by keeping the blade sharp. Preventing the cutting edge from becoming rounded along just one side. When you are grading curbs, it is important that you make the switch between the left and right side of the blade. Ideally, you must aim to use the entire length of the mouldboard, preventing the uneven wear only on the outer sides of the leading edge.
Operating it in the right way
As an operator, you should not rush things. Working your motor grader in a slow and smooth way is the best way to avoid wear and tear of your grader. In most cases, the speed should be between 10 kilometres to 16 kilometres per hour.
You need to avoid any jerky motions. This would help you to minimize stress on the blade and prevent shock loads as that can damage not only the blade but other parts of the machine. This would also make the motor grader more fuel competent.
Follow the correct procedure
When you are hiring a professional motor grader operator, you should look for one who is experienced. An expert operator can significantly reduce the wear and tear by following the proper procedures. For example, if you want to keep the mouldboard sharp, then you need to keep the mouldboard's position correct and use the appropriate speed, avoid any jerky movements.
Replace the blade when necessary
You should remember that even the most expert of operators, the edge of the motor grader is designed to necessary. The wear and tear is natural and they need to be replaced eventually. The blade should be inspected, and if you detect the signs of any major wear and tear. You would replace it if you see signs of signs of bending or you see some missing bolts.
Checklist for Changing a Motor Grader Blade
When changing a motor grader blade, it's best to wear gloves, a hard hat and close-fitting clothing that can't easily become snagged on equipment.
The recommended procedure for changing the blade is as follows:
Block tandem wheels at the front and back of the grader.
Ensure the parking brake is set and start the grader.
Lower the moldboard until it just touches the ground, without exerting downward pressure on it, and then shut down the grader. Dismount safely.
Remove the bolts from one section of the cutting edge at a time. Typically up to a dozen bolts hold a cutting edge in place. You should check the bolts and replace any that are worn.
Dislodge the blade, standing alongside it so it falls away from you, off the moldboard onto the ground.
Use a wire brush to clean the surfaces where the cutting edge will be secured and then set the new section of cutting edge in place. Insert bolds, secure them with nuts and tighten the bolts.
Remove the blocks from the grader wheels, start the grader, and lower the moldboard until its full weight is on the ground.
Move all controls to the neutral position and shut down the grader.
Differences Between a Grader Blade and Landscape Rake-Blade
1. Typically, grader blades are designed for precision scrapping and levelling and thus, they help in creating smooth and uniform surfaces. Sometimes, large grader blades can also be fitted with removable teeth for cutting of the soil. Overall, grader blade can be used for reconditioning driveways, cutting drains and for small areas of levelling. On the other hand, landscape rakes are designed to comb the upper surface of the soil i.e., reshaping and cleaning ground before seeding or rolling. Slightly springy steel tines of the landscape rakes pick up rocks or debris while they groom and distribute soil. For spreading gravel or compost evenly, landscape rakes are the most helpful. Most of the landscape blades have reversible cutting edges for longer life.
2. One of the other major differences between the landscape rake and grader blade is that the former is used to incorporate material into the soil as well as comb it out while the grader blade cuts the material and spread it over the surface and then smoothens it out into an even layer. Typically, the individual tines of the landscape rake separate the soil and allow the material such as compost to incorporate itself.
3. While the landscape rake work by conditioning the soil, grader blade make the surface plain. For removing roots, rocks and other debris that might be in the topsoil before grading, landscape rakes are used. Since landscape rakes can be set low so that its tines can cut soil, they can also separate and aerate it. In simple words, they perform the task of soil conditioning very well. Here it is to be noted that even grader blades cut the soil but they do it by peeling off the surface instead of combing it out. Graders blades generally flatten, reduce height and smoothen out the surface.
4. Both the blades can be used to make hills by angling the blade and building up the material. However, the grader blade is considered to be much more efficient at performing the hilling task because the finer particles cannot pass through it as they can go through the landscape rake tines.
5. Grader blades help in levelling the soil so as to get a uniform layer. Also, grader blades can build up material easily and carry it along to fill holes. On the other hand, landscape rakes can also do that to some extent but are not that useful in this task as soil always passes through them. Thus, instead of building up a layer of soil, they carry along debris like rocks or sticks. However, here the size and separation of the landscape rake's tines also comes into play.
6. Sometimes, some rakes are fitted with a grading blade inside the tines to allow dual use.
7. While grader blades can be used for ditching, landscape rakes cannot do this task.
8. Landscape rakes are usually strong enough to move tougher materials such as stones and gravel. Even grader blades can work very well on the soft ground or loose gravel. However, if the ground is too hard or the gravel is quite compacted, the grader blade tends to skip over the top rather than cut in. In order to avoid this problem, generally grader blades come with the ripper attachment which can help in loosening up the ground or driveway for making the grading task easier.
9. While grader blades are usually used for road construction and maintenance tasks, landscape rakes can be used for spreading and composting, gathering leaves and other garden debris, removing pond weeds and spreading bark chippings and other mulch. Thus, the landscape rakes are usually good for use with a variety of ground coverings, however, individual rakes have different specifications.
The best grader blade angle is one that is optimized for the specific task at hand. Operating a grader blade requires a good understanding of the soil condition, topography, and intended use of the graded surface.
A grader blade angle determines how the cutting edge meets the ground surface. The blade's angle has a significant impact on the cut depth, cutting efficiency, and surface finish. The ideal grader blade angle depends on various factors, including soil type, moisture content, and slope angle.
The most common blade angles are 30, 45, and 60 degrees. A 30-degree blade angle is best suited for light grading or leveling. It is a shallow angle that allows for a fine finish and minimal soil removal. A 45-degree blade angle is effective in most grading applications, including cutting undulations, filling up low spots, and rough grading. It offers a balance of precision, speed, and material removal. A 60-degree blade angle is suitable for heavy cutting, scarifying, or cutting into hard soils. It provides maximum penetration and is ideal for creating drainage ditches or breaking up compacted soil.
When selecting the right blade angle, it is crucial to consider the surrounding terrain. A steeper slope may require a shallower blade angle to prevent cut and fill failures, while a flatter slope may require a steeper blade angle to achieve desired grade and drainage.
Common Issues With Grader Blades
Crowning
Crowning is a typical blade wear pattern that occurs when a cutting edge conforms to the profile of the road being graded. When extreme crowning occurs some operators may opt to try a narrower and/or thinner cutting edge. But an additional step that allows more play in your blades is to use shorter blades (36-48in lengths) that can be rotated inside out, flipped over or inverted to maximize your wear.
Wrong thickness
The thickness of your cutting edge should be determined by the penetration requirements for your project. Harder or higher impact surfaces benefit from a thinner blade. The thinner blade makes it easier to penetrate the material. For easier surfaces, a thicker blade can be used to extend overall wear life.
Wrong angle
The angle at which a grader blade is operated can make your job easier or harder. Each application will have an optimal range that keeps the blade sharpest and offer the best penetration. It is important to understand the best angle for your blade and application.
Our Factory
Founded in 2006, Zigong Lituo New Material Corp.,Ltd is located in the Chinese famous tungsten carbide products base city-Zigong. We are one of the biggest manufacturers of tungsten carbide sleeve and carbide insert snow plow blade in China.
FAQ
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