Chat with us, powered by LiveChat

Steel Grit Gh40

Premium Quality Steel Grit Gh40 - Supplier from China

Looking for high-quality steel grit Gh40 for your industrial needs? Kangfeides, the leading wholesaler of steel grit from China, is here to meet your requirements. Our steel grit Gh40 is meticulously manufactured to the highest standards, ensuring superior performance and durability. It is the perfect choice for surface preparation, rust and paint removal, and descaling applications. With our competitive prices and prompt delivery, we guarantee your complete satisfaction. Contact us today to place your order and experience the unparalleled quality of our steel grit Gh40.

  • SVG

    Introducing Steel Grit Gh40 from Kangfeides

• Kangfeides presents the Steel Grit Gh40, an industrial-grade abrasive that is set to revolutionize the way industry operates.
• The product stands out for its superior durability and efficiency compared to conventional abrasives.
• The Steel Grit Gh40 is engineered with precision composition, unique hardness and tenacity for demanding industrial applications.
• This product enhances productivity by reducing downtime and cutting operational costs due to its long life span.
• Get the Steel Grit Gh40 for reliable, durable, and efficient operations; experience the Kangfeides difference today and redefine what’s possible.

Steel Grit Gh40
Steel Grit Gh40

Specification sheet for the Steel Grit Gh40

Test ItemsSpecifications
Chemical CompositionC0.85-1.200.85-1.20
Hardness ( HRC )60-66(GH)40-50
Metallographic StructureEven tempered martensiteEven tempered martensite
  • SVG

    Quality Control

Our company boasts a robust in-house quality control system that upholds strict standards for testing and maintaining our abrasives. Utilizing comprehensive testing methods, such as chemical analysis, hardness assessment, density evaluation, and fatigue life testing, we ensure the production of top-notch products. Additionally, our partnership with SGS Qingdao branch expands our testing capabilities to include abrasive conductivity testing, allowing us to meet your specific requirements. Rest assured, we are utterly committed to delivering excellence at every stage.

Steel Grit Size
Steel Grit Size
  • SVG

    Steel Grit Gh40 Production Process

• Melting: Steel scrap is melted in an electric arc furnace (EAF) at temperatures exceeding 1600°C.

• Atomization: The molten steel is then forced through a nozzle under high pressure, forming small droplets.

• Heat Treatment: The steel grits are subsequently quenched and tempered to enhance their hardness and durability.

• Screening: The steel grits are carefully screened into various sizes, with G25 (1.0 mm) being the ideal size for medium to heavy-duty blasting.

  • SVG

    Steel Grit Application

– Removing rust and other surface impurities from steel structures, steel plates, steel billets, and other construction materials.

– Preparing surfaces for painting, metallic plating, and metal spraying using surface etching techniques.

– Utilizing gang-saws to cut granite blocks in the granite industry.

– Adding texture to stones and concrete blocks to achieve desired surface roughness.

Steel Grit Application
Steel Grit Application
Why Choose Our Steel Grit Gh40
  • SVG

    Why Choose Our Steel Grit Gh40

• Our Steel Grit Gh40 offers superior hardness with a rating of up to 60 HRC making it ideal for removing tough coatings, rust, and scale.
• Its consistent sizing reduces the risk of clogging for maximum efficiency and productivity.
• It offers high durability due to its alloy elements composition and resists wear and tear.
• Cost-effective compared to other abrasive media in the market without sacrificing performance or durability.
• Features an angular shape that creates a large abrasive surface to produce a rough finish for better adhesion and corrosion resistance.

Related Product Recommendation

High-quality Steel Grit GH40 for Blasting - China's Top Steel Grit Exporter

Steel Grit GH40 is a superior abrasive blasting product, offering precision craftsmanship and a testament to the manufacturer’s excellence and innovation. A comparative analysis will be provided, highlighting how Steel Grit GH40 outshines other products in terms of hardness, longevity, and cost-effectiveness. At the end of this exploration, readers should have a well-rounded understanding of the Steel Grit GH40 product – empowering them to make informed decisions based on technical knowledge and factual data.

Product Overview

Product Overview

Product Description

Our Steel Grit GH40 is the epitome of efficiency and durability in abrasive blasting materials. Produced from selectively sourced, superior-quality carbon steel, this grit is heat treated through an advanced process to achieve unparalleled hardness (min 40 HRC) and optimal density. With its high-speed impact and excellent recyclability, GH40 guarantees an efficient cleaning operation, providing the highest performance in terms of surface profile and coverage. It’s ideal for blasting procedures that require aggressive and fast treatment, such as the removal of heavy scales, rust, or paint. With consistency in size and angular shape, it ensures a steady, high-velocity impact for thorough surface preparation. Choose GH40 Steel Grit and witness a significant reduction in your overall blasting costs.

Hardness and Composition

The GH40 Steel Grit is characterized by its exceptional hardness, which falls within a minimum of 40 HRC (Rockwell Hardness Scale), making it highly resistant to wear and tear, even under extreme blasting conditions. This remarkable hardness is achieved through an advanced heat treatment process, which ensures that the steel grit retains its shape and cutting edges after repeated use.

As for composition, our GH40 Steel Grit is produced from high-quality carbon steel, ensuring its superior strength and durability. The carbon element not only contributes to the grit’s hardness but also its resistance to fracturing on impact, thus providing a longer lifespan. In summary, the GH40’s hardness and composition are meticulously designed to deliver a high-speed result for efficient surface preparation while minimizing operational costs.

SAE Standards

Our GH40 Steel Grit fully aligns with the SAE (Society of Automotive Engineers) standards, meeting the stringent requirements set by SAE for abrasive products. Specifically, it adheres to the SAE J444 standards for grit size and hardness, guaranteeing consistent quality and performance. This adherence means our product guarantees a uniform density and size distribution, ensuring reliable, repeatable results in your blasting operations. Compliance with the SAE standards also serves as a testament to our commitment to providing top-quality products, thus reinforcing your confidence in our GH40 Steel Grit as a superior choice for your abrasive needs. Choose GH40, consistent quality and outstanding performance.

Benefits of Using GH40 Steel Grit

Benefits of Using GH40 Steel Grit

GH40 Steel Grit presents multiple advantages that make it a practical and cost-efficient choice for your abrasive needs.

Effective Abrasive

GH40 Steel Grit offers highly effective abrasive properties. Its superior hardness and high carbon content ensure a fast, powerful impact on any surface, facilitating efficient surface cleaning and Preparation. Its high resistance to wear and tear enables it to maintain its cutting edges after repeated use, resulting in effective and consistent abrasive action.

Improved Surface Cleaning

The stringent adherence of GH40 Steel Grit to SAE J444 standards guarantees a uniform grit size and density. This consistency enhances the effectiveness of the blasting process, leading to improved surface cleaning. Whether you’re preparing a surface for painting, coating, or other applications, GH40 Steel Grit ensures an evenly cleaned surface, free of any contaminants or irregularities.

Cost-effective Solution

Not only does GH40 Steel Grit offer superior performance, but it also provides a cost-effective solution for your blasting operations. The grit’s durability and resistance to fracturing significantly extend its lifespan, reducing the need for frequent replacement. This exceptional longevity results in significant savings in the long term, making GH40 Steel Grit an economically sound choice for your abrasive needs.

Usage and Applications

Usage and Applications

GH40 Steel Grit has a wide array of applications thanks to its versatile properties and excellent performance.

Industrial Blasting

GH40 Steel Grit is highly suitable for industrial blasting applications. Its aggressive abrasive action quickly and efficiently removes surface contaminants, thus preparing the material for further processing. Whether it’s rust removal, surface Preparation for coating, or achieving a specific roughness for bonding applications, GH40 Steel Grit delivers exceptional results.

Steel Construction

In the realm of steel construction, GH40 Steel Grit proves its worth by providing superior cleanliness and creating the perfect surface profile for secure, long-lasting coatings. Used in blast rooms or with portable blasting equipment, GH40 Steel Grit ensures a homogenous, contamination-free surface, increasing the integrity and longevity of your constructions.

Shipyard Maintenance

GH40 Steel Grit is ideally suited for shipyard maintenance. Its high density and angular shape make it effective in removing old paint, rust, and other surface contaminants from ship hulls and structures. Delivering a uniform, clean surface improves adhesion for coatings and increases the durability and longevity of vessels. Its economic efficiency and the lessened need for grit replacement make it a cost-effective solution for large-scale, demanding projects like ship maintenance.

Choosing the Right Blast Media

Choosing the Right Blast Media

Comparison with Other Abrasives

When it comes to selecting the perfect blast media, GH40 Steel Grit holds a significant edge over other alternatives. Other standard abrasives such as aluminum oxide, silicon carbide, or glass beads, while effective, do not offer the same combination of aggressiveness, durability, and cost efficiency as GH40 Steel Grit. Aluminum oxide and silicon carbide, although more challenging, tend to shatter upon impact, leading to higher consumption rates and increased costs. Glass beads, while lower in price, deliver a less aggressive abrasive action and may not achieve the desired surface profile for specific applications.

Selecting the Appropriate Hardness

The hardness of GH40 Steel Grit is particularly suitable for a wide range of applications. Hard enough to provide aggressive cutting action yet resilient enough to resist shattering upon impact, GH40 Steel Grit strikes the perfect balance. Its hardness ensures it can withstand multiple recycles, making it an economically sound choice for industrial blasting, steel construction, and shipyard maintenance.

Providing Optimal Surface Finish

GH40 Steel Grit delivers a consistent and optimal surface finish. Its angular shape and high density allow it to remove contaminants and achieve a uniform, clean surface, improving coating adhesion and overall project durability. Whether you’re prepping surfaces for coating, de-rusting, or completing a specific surface profile for bonding applications, GH40 Steel Grit is the go-to solution for achieving superior surface finishes.

Steel Grit GH40 vs Steel Shot

Properties and Applications

While both Steel Grit GH40 and Steel Shot are commonly used in abrasive blasting, they have distinct properties and applications. Steel Grit GH40, with its angular shape and hardness, is designed for aggressive cleaning applications, such as removing heavy scale, rust, and thick coatings. Its sharp edges provide a superior surface finish, enhancing coating adhesion.

On the other hand, a Steel Shot, with its round shape, is used when a smoother finish is required. It is ideal for peening applications to impart compressive strength to metal surfaces, reducing metal fatigue and stress corrosion failures.

Advantages and Disadvantages

Steel Grit GH40’s key advantage is its aggressive cutting action and recyclability, making it cost-effective. However, its angular shape may not be suitable for peening tasks where a smoother surface is required.

Steel Shot, while perfect for peening applications and creating a smooth finish, lacks the cutting aggressiveness of Steel Grit GH40. It also tends to have a higher consumption rate due to its lower recyclability.

Choosing the Best Option for Your Project

The choice between Steel Grit GH40 and Steel Shot largely depends on your specific project needs. If you require aggressive cleaning and descaling, GH40, with its superior cutting action and recyclability, is your best option. However, for peening applications where a smooth, polished finish is required, Steel Shot is the better choice. Understanding the strengths and weaknesses of each medium will allow you to make an informed decision and achieve the best results for your project.

Leading Steel Grit Producer in China

Leading Steel Grit Producer in China

We are proud to be the leading producer of steel grit in China, with a state-of-the-art manufacturing facility that adheres to the highest standards of quality control. Our extensive product range includes Steel Grit GH40, Steel Shot, and other specialty products designed to meet the diverse needs of our global clientele.

Company Information

Our company, with decades of experience in the industry, is dedicated to producing high-quality steel abrasive products. We follow a customer-centric approach, ensuring that our products offer superior performance, value, and durability. Our commitment to innovation and technology has propelled us to the forefront of the industry.

Product Range and Availability

Our product range is diverse, catering to various industries, including shipbuilding, foundry, steel construction, and container manufacturing. Whether you need aggressive cutting action or a polished finish, we have the right product for you. Our network of distributors ensures that our products are readily available around the globe.

Latest News and Innovations

We are excited to share that we have recently expanded our product line to include new grades of steel grit, offering even more choices for our customers. Additionally, we have made significant advancements in our production processes to increase the recyclability of our products, furthering our commitment to sustainability. Stay tuned for more innovations from our company as we continue to lead the industry.

Related Products

Related Products

Our product diversity extends beyond steel grit and shot. We also offer a wide selection of other abrasive products to cater to your specific requirements.

Wire and Cut Wire Shot

We manufacture high-quality wire and cut wire shots that are perfect for removing rust, scale, or paint from parts and components. These are also ideal for preparing surfaces for coating or painting. Our wire shots are praised for their uniformity and lasting performance.

Copper and Metal Abrasives

Copper and other metal abrasives from our portfolio stand out in durability and recyclability. They offer an effective solution for surface treatment, deburring, and cleaning of various metals and alloys.

Other Abrasive Blasting Media

In addition to our main product lines, we provide a variety of other abrasive blasting media. We ensure that all our products meet the same rigorous quality standards, offering you a comprehensive solution for your abrasive needs.


  1. Khabibullin, M., et al. (2019). Abrasive Blasting: Technological Aspects, Productivity, and Safety Issues. Journal of Manufacturing and Materials Processing.
  2. Sasaki, K., et al. (2017). Recycling of Metal Abrasives in Surface Treatment. Surface and Coatings Technology.
  3. Brown, T. (2020). Sustainable Abrasives: The Way Forward. Industrial & Engineering Chemistry Research.
  4. Johnson, L., et al. (2018). Surface Preparation using Steel Grit Blasting. Journal of Protective Coatings & Linings.
  5. Summers, D. (2019). The Impact of Abrasive Recycling in Sandblasting Applications. Journal of Cleaner Production.
  6. Peterson, R. (2021). Innovations in Abrasive Products for Precision Grinding. Journal of Materials Processing Technology.
  7. 7. Gray, J., et al. (2020). Effectiveness of Different Abrasive Blasting Media on Surface Roughness. Journal of Surface Engineering and Applied Mechanics.
  8. Miller, A., et al. (2016). Advancements in Copper Grits for Abrasive Blasting Applications. Journal of Materials Science & Technology.
  9. Potter, K. (2018). A Study on the Effects of Abrasive Blasting Media Types on Corrosion Resistance. International Journal of Corrosion and Scale Inhibition.
  10. White, J., et al. (2020). Comparison of Different Metallic Abrasive Media for Surface Preparation. Materials Performance and Characterization.
  11. Aumiller, P., et al. (2021). Innovations in Non-Toxic Abrasive Blasting Media for Environmental Sustainability. Journal of Environmental Science and Technology.
  12. Zhang, Y. (2019). Microscopic Analysis of the Effects of Different Abrasive Media on Surface Roughness.

Contact Kangfeides

Contact Form Demo

Frequently Asked Questions

A: High-quality Steel Grit GH40 is used for shot blasting and provides excellent cleaning and surface preparation for various materials such as steel plates, steel structures, castings, forgings, and pipes.

A: High-quality Steel Grit GH40 offers several advantages including high cleaning efficiency, long service life, low dust generation, and the ability to achieve a consistent and desired surface profile.

A: Yes, GH40 Steel Grit is specifically designed for use with steel structures. It effectively removes rust, scale, and previous coatings, preparing the surface for painting or other treatments.

A: Yes, High-quality Steel Grit GH40 is available in various sizes, ranging from 0.2mm to 2.5mm, to accommodate different blasting requirements.

A: High-quality Steel Grit GH40 is made from high carbon steel and has a chemical composition that ensures durability and efficient blasting performance.

A: High-quality Steel Grit GH40 offers superior cleaning power and has a longer lifespan compared to other abrasives. Its angular shape allows it to maintain its effectiveness even after multiple uses.

A: Yes, High-quality Steel Grit GH40 is suitable for use in automatic blast machines. Its durability and consistency make it a reliable choice for automated blasting processes.

A: Yes, High-quality Steel Grit GH40 meets international standards for shot blasting abrasives. It has been tested and proven to deliver high-quality results in various industrial applications.

OEM Services
Scroll to Top
Contact Form Demo