Published at April 12, 2025 by InfraJunction
A motor grader is a heavy construction equipment primarily employed to make a level surface. It has a long blade between the front and rear axles. Motor graders are perfect in most cases in road construction, mining operations, building construction, and even for clearing snow. If you're thinking about what is a grader in construction, then basically, it's a machine that assists in leveling the ground effectively.
These vehicles are perfect for withstanding tough terrains and play an essential role in the construction equipment business. They come in various sizes and power ratings. So be it a minor road project or a big mining venture, there is always a motor grader waiting for you.
In 2025, the market offers several types of motor grader machines with distinct features. These are not only strong but also economical in the long term. Let's now learn about the top 6 Motor grader types and their applications in construction.
What Does a Motor Grader Do?
The grader machine use varies depending on the project. However, its primary function is grading. This includes:
So, if you’re asking what is a motor grader used for, the answer is—it helps prepare the ground to ensure the success of the overall construction work.
The year 2025 has brought a wide range of motor grader types to the market. Let’s take a closer look at the six most popular sub-categories of graders:
The Articulated Frame Motor Grader is known for its flexible frame design. This means it can bend at the joint to take sharper turns. This grader is very useful for projects with tight spaces or curved paths.
Some popular models under this type include Sinomach 722H and LiuGong CLG 414. These machines offer a good mix of performance and value. The use of grader in construction becomes easier with this design, especially in urban settings.
Large Motor Graders are designed for heavy-duty operations. These machines are perfect for long road projects, highways, and large-scale land development.
If you're searching for a grader used in construction that handles big tasks, then models like Mahindra G90 and LiuGong 4180D are ideal options.
Unlike articulated models, Rigid Frame Graders have a solid frame. They are more stable and best suited for projects requiring high precision.
This category includes popular models like CAT 12K and CASE 865B VHP. If you’re looking at a used grader or a used motor grader in this category, many reliable options are available at lower prices.
Medium Graders strike a balance between power and size. These are commonly seen on road construction sites where the work is intensive but doesn’t require a large machine.
Some of the popular models include SANY SMG200C-8 and Leeboy 785 XL-2. These are great options for contractors handling mixed workloads.
As the name suggests, these small motor graders are compact and lightweight. However, they are still powerful enough to handle small to medium construction jobs.
Popular small motor grader models in 2025 include SANY SAG 120-3 and SANY SAG 160-5. If you are a new contractor or business, investing in a small grader can be a smart choice.
Heavy Duty Motor Graders are built for the toughest jobs. These machines offer maximum power and durability. They are mostly seen in mining, large industrial zones, and highway construction.
Models like Leeboy 985 stand out in this category. They are ideal for those who want a reliable workhorse for heavy workloads.
Uses of Grader in Road Construction
The uses of grader in construction are vast. However, their most common role is in road construction. Here, the grader helps level the ground before the road materials are laid. This ensures that the road is smooth, long-lasting, and safe to use.
Besides roads, grader machines are used for:
So, if you're still wondering what are motor graders used for, they help in almost every phase of land preparation.
In 2025, many reputed brands are offering a wide range of graders. Some of the most trusted names include:
If you're on a budget, going for a used John Deere motor grader or a used grader from these brands can also be a wise decision. Many of them offer similar performance with a lower investment.
A grader’s performance depends a lot on the type of blade it uses. The types of grader blades include:
Used for simple leveling tasks. Common in small and medium graders.
Better for moving larger volumes of material. Often seen in heavy-duty models.
Designed for breaking up hard surfaces. Perfect for construction zones with rocky terrain.
With this information about the different types of graders in 2025, selecting one based on your project's needs is easier. Whether you're considering a grader Komatsu, CAT, or CASE, knowing the grader machine uses is important.
From small graders for landscaping purposes to large heavy-duty machine for mining, motor grader has it all. Also, there is a variety of motor grader types that can be used if you want to cut costs.
Perhaps the most important thing to remember is that graders are more than just road machines—they are key to quality construction. So the next time someone asks what a grader machine is used for, you’ll know it’s one of the most versatile tools on a construction site.
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