Structured Manufacturing Data (2026)

Motor Grader

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Motor Grader used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Motor Grader is characterized by the integration of Blade and Moldboard. In industrial production environments, manufacturers listed on CNFX commonly emphasize High-strength steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A heavy-duty construction machine with a long blade used to create flat surfaces.

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Product Specifications

Technical details and manufacturing context for Motor Grader

Definition
A motor grader, also known as a road grader or simply grader, is a construction machine with a long blade used to create a flat surface during grading. Typically, the blade is positioned between the front and rear axles and can be angled, tilted, and raised or lowered to precisely shape and level soil, gravel, or other materials. It is essential for road construction, site preparation, and maintaining unpaved surfaces.
Working Principle
The motor grader operates by using its engine to power the wheels or tracks for movement and hydraulic systems to control the blade. The operator adjusts the blade's angle, tilt, and height via hydraulic controls to cut, spread, and level material as the machine moves forward. The blade's position relative to the machine's frame and the ground determines the grading action, allowing for precise contouring and leveling of surfaces.
Common Materials
High-strength steel, Alloy steel
Technical Parameters
  • measurement of blade length (meters) Customizable
Components / BOM
  • Blade Part
    Cuts, spreads, and levels material
    Material: High-strength steel
  • Moldboard Part
    The main part of the blade that contacts the ground
    Material: Wear-resistant alloy steel
  • Circle Part
    Rotates the blade for angle adjustment
    Material: Forged steel
  • Scarifier
    Loosens compacted material before grading
    Material: Hardened steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Motor Grader.

Grader Road Grader heavy duty motor grader for sale construction motor grader specifications motor grader blade replacement parts alloy steel motor grader components industrial motor grader operating weight

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: N/A (mechanical system)
flow rate: N/A (no fluid flow)
temperature: -20°C to 50°C
blade downforce: Up to 15,000 kg
operational slope: Up to 30% grade
slurry concentration: N/A (solid material handling)
Media Compatibility
✓ soil/earth grading ✓ gravel road maintenance ✓ snow removal
Unsuitable: underwater operations
Sizing Data Required
  • project surface area (m²)
  • required grading depth (mm)
  • operational terrain type

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Hydraulic System Contamination
Cause: Ingress of particulate matter or moisture into hydraulic fluid due to inadequate filtration, seal degradation, or improper maintenance practices, leading to component wear, valve sticking, and reduced system efficiency.
Undercarriage Component Fatigue Failure
Cause: Cyclic loading from grading operations and uneven terrain causing stress concentrations in pins, bushings, and track components, exacerbated by inadequate lubrication, misalignment, or material defects.
Maintenance Indicators
  • Unusual grinding or knocking noises from the engine or hydraulic system during operation
  • Visible hydraulic fluid leaks around cylinders, hoses, or connections, especially with pressure drops
Engineering Tips
  • Implement a proactive hydraulic fluid analysis program with scheduled sampling to monitor contamination levels, water content, and additive depletion, enabling predictive maintenance before catastrophic failure occurs.
  • Establish a rigorous undercarriage inspection and lubrication schedule using manufacturer-specified greases and torque values, focusing on pivot points and wear components to prevent premature fatigue and misalignment.

Compliance & Manufacturing Standards

Reference Standards
ISO 50001:2018 - Energy management systems ANSI/SAE J1163 - Performance test code for motor graders DIN EN 474-6:2022 - Earth-moving machinery - Safety - Part 6: Requirements for graders
Manufacturing Precision
  • Blade cutting edge straightness: +/-1.5mm over full length
  • Circle gear backlash: 0.1-0.3mm maximum
Quality Inspection
  • Non-destructive testing (NDT) of critical welds using magnetic particle inspection
  • Hydraulic system pressure and leakage testing per manufacturer specifications

Factories Producing Motor Grader

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

Supply Chain Commonly Integrated Components

Pumping System

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Drive Motor

Electric motor that provides rotational power to drive the blending mechanism in pharmaceutical powder blending equipment

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Vision System

An optical inspection subsystem that uses cameras, lighting, and image processing to detect defects in pharmaceutical vials.

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Coating Pan

A rotating vessel used to apply uniform coating layers to pharmaceutical tablets through controlled spraying and drying processes.

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Frequently Asked Questions

What are the main components of a motor grader?

Key components include the blade, moldboard, circle, and scarifier, all constructed from high-strength and alloy steel for durability.

What specifications should I consider when selecting a motor grader?

Important specs include blade length (in meters), engine power (in kilowatts), and operating weight (in kilograms) to match your project requirements.

What industries commonly use motor graders?

Primarily used in construction, road building, and site preparation within the machinery and equipment manufacturing industry for creating level surfaces.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Machinery and Equipment Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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