Diamond Core Bits for Concrete in-depth Demand Report

Laser Welded Diamond saw blade for Sandstone cutting.



Size: 200mm, 350mm.

Machine: Handsaw machine.

Country: Brazil, Australia, etc.





Hot sale high speed 350mm 14inch diamond segment long life slab circle basalt stone cutting disc saw blades for granite Concrete Other Soft Hard Stone



Main feature:

1.High effective, environmental friendly, easy operation, long lifespan and no edge broken.

2.Silent core segment to prove high quality cutting result.

3.Diamond/steel power raw material.

4.High formula Key /U/Fishhook slot segment

5.Multi hole design by customer's requirements.







200mm Laser Welded Diamond saw blade for Sandstone Cutting



300mm Laser Welded Diamond saw blade for Sandstone Cutting

Prestressed precast concrete slab cutting is a crucial component in the construction and infrastructure field. This type of concrete structure is commonly used in projects such as bridges, highways, tunnels, buildings, and more due to its outstanding durability and load-bearing capacity.

Prestressed Concrete Hollow Slabs: These concrete structures are composed of high-strength steel reinforcement and concrete. Prestressed concrete is characterized by the application of pre-stress during construction to enhance the concrete's load-bearing capacity. Prestressed concrete hollow slabs typically feature intricate structures that require precise cutting to meet design and construction requirements.

Specifications of Conventional Prestressed Concrete:

l Width: The width of prestressed concrete hollow slabs typically ranges from 300 millimeters (12 inches) to 1000 millimeters (39 inches), depending on project design requirements.

l Thickness: Thickness can vary according to project needs but usually falls within the range of 50 millimeters (2 inches) to 550 millimeters (22 inches). Thicker hollow slabs are often used for carrying heavier loads.

l Length: Length can be customized to match project requirements, typically ranging from 2 meters (6.6 feet) to 12 meters (39.4 feet). The choice of length is often constrained by transportation and assembly considerations.

l Holes and Passageways: Prestressed concrete hollow slabs often feature holes and passageways to accommodate wires, pipes, and other equipment. The size and placement of these holes and passageways are designed according to specific electrical and mechanical requirements for the project.

l Prestressed Steel Reinforcement Configuration: The design of prestressed concrete hollow slabs typically includes prestressed steel reinforcement, with the quantity and arrangement varying based on anticipated loads and structural requirements.

l Surface Treatment: The surface of prestressed concrete hollow slabs is typically treated to provide anti-slip, waterproof, or aesthetic properties.

The laser-welded prestressed concrete circular saw blades we offer have outer diameters of 600mm, 800mm, 900mm, 1100mm, and 1300mm. Our primary clientele consists of suppliers for prestressed hollow concrete floors, staircases, and walls.

Cut depth list：





OD
Seg.L
Seg.T
Seg.H
Seg.No.
Hole
Item
Diameter
Cutting Depth


24"/600
40
5
12
42
60
1
24"/600
23cm


28"/700
40
6.5
12
50
60
2
28"/700
27cm


32"/800
40
6.5
12
57
60
3
32"/800
31cm


36"/900
40
6.5
12
64
60
4
36"/900
35cm


40"/1000
40
7
12
70
60
5
40"/1000
40cm


44"/1100
40
7.5
12
74
60
6
44"/1100
45cm


48"/1200
40
8
12
80
60
7
48"/1200
50cm


52"/1300
40
8
12
88
60
8
52"/1300
55cm


56"/1400
40
9
12
95
60
9
56"/1400
60cm


60"/1500
40
9
12
100
60
10
60"/1500
65cm






















To cut this type of slab, it is essential to choose the appropriate saw blade:

1. Hardness: Due to the high hardness of prestressed concrete, the cutting process requires durable saw blades, typically using laser-welded diamond blades. These blades should possess sufficient hardness to withstand the concrete's hardness while maintaining cutting efficiency.

2. Dimensions: The selected saw blades should have the right diameter and cutting depth to accommodate the size and thickness of the hollow slabs. The size of the cutting tools should match the project requirements.

3. Cutting Speed: Cutting prestressed concrete hollow slabs typically requires high efficiency and precision. Therefore, the chosen blades should enable fast and accurate cutting to enhance production efficiency.

4. Durability: Saw blades need to have a long lifespan to reduce the frequency of replacement and maintenance, thus lowering costs. This is especially important for large-scale production and construction projects.

5. Cooling System: During the cutting process, diamond saw blades generate heat. Therefore, a proper cooling system is necessary to ensure the blades do not overheat, extending their lifespan and enhancing cutting quality.

6. Cutting Quality: The saw blades should be capable of delivering high-quality cutting, ensuring smooth and accurate edges, reducing the need for subsequent processing.

7. Cutting Noise and Dust Control: In a factory environment, it is important to consider noise and dust control during cutting to meet safety and environmental requirements. If you have specific requirements in this regard, we can provide noise-reducing components, and the matrix can be structured in a manner following the Sanming method to reduce noise effectively.



This picture is the state of the tool head after cutting a 35cm thick prestressed concrete hollow slab 450hous.

At present, the cutting machine suitable for this diamond prestressed concrete saw blade made by our company is as follows:

Nordimpianti, Elematic, Levanto, Ultraspan, Xtec, Echo, Tecnospan, Weiler, etc.







As our valued customer, you can trust us to provide high-quality prestressed concrete hollow slabs and sleepers, products that have received recognition and acclaim from customers worldwide. We are dedicated to meeting your project requirements and offering innovative solutions. Regardless of the scale of your project, we are committed to supporting you fully to ensure the success of your endeavor.

If you have any questions about our products, services, or custom solutions, or if you wish to discuss your specific project needs, we encourage you to reach out to us at any time. Our professional team is ready to assist you wholeheartedly, ensuring you receive the most suitable products and support. Whether you are from Thailand, Singapore, Russia, Mongolia, Spain, South Africa, the UAE, Bahrain, or any other country, we are willing to collaborate with you to achieve successful engineering projects.

Welcome to a captivating journey into the realm of precision cutting! In this article, we delve into the incredible world of diamond saw blades, a technological marvel that has revolutionized numerous industries. Prepare to be amazed as we unravel the unrivaled power and versatility of these cutting-edge tools, offering unparalleled efficiency and superior precision. Whether you are a professional craftsman, a DIY enthusiast, or simply intrigued by the extraordinary, join us as we unveil the enthralling potential of diamond saw blades, poised to unleash a whole new dimension of possibilities in your projects. Get ready to be captivated by the extraordinary capabilities and endless applications of these formidable tools – read on to explore their captivating secrets and uncover the unparalleled power behind every cut.

The Evolution of Diamond Saw Blades: From Ancient Origins to Modern AdvancementsIn the world of cutting tools, few have made as significant an impact as diamond saw blades. With their unparalleled cutting ability and durability, these blades have revolutionized various industries, from construction to gem cutting. As we delve into the intricate history and cutting-edge advancements of diamond saw blades, we uncover the incredible journey that has brought us to the present day.

Diamond saw blades have their roots in ancient civilizations, where early humans discovered the remarkable hardness of diamonds. The Egyptians, as early as 2500 BC, were familiar with the practical applications of this precious gemstone. While they did not possess the technology to create diamond saw blades as we know them today, they utilized the natural sharpness of diamonds to cut and shape hard materials.

It was not until the 19th century that the first diamond saw blades as we would recognize them emerged. In 1862, a French engineer named Paulin Chaperon invented a method of attaching industrial diamonds onto a circular blade using a metallic matrix. This groundbreaking innovation marked the beginning of the modern diamond saw blade.

Over the years, the manufacturing process for diamond saw blades has transformed significantly. Initially, blades were made by embedding diamond particles into a metal matrix using a hot pressing technique. While effective, this method had limitations, with the durability of the blades being a constant challenge.

Fast forward to the 21st century, and the diamond saw blade industry has witnessed revolutionary advancements. Johnson Tools, a leading manufacturer in the field, has been at the forefront of these breakthroughs. Their dedication to research and innovation has resulted in diamond saw blades that embody cutting-edge technology and unparalleled performance.

One of the key advancements pioneered by Johnson Tools is the development of laser-welded diamond saw blades. This technique involves using laser technology to weld the diamond segments onto the blade's steel core, eliminating the need for a metal matrix. This method ensures a stronger and more precise bond between the diamonds and the blade, resulting in increased durability and cutting efficiency.

Moreover, Johnson Tools has also introduced the concept of segmented diamond saw blades. These blades have laser-welded diamond segments attached to the rim of the blade, creating gaps between the segments. This design allows for efficient debris removal during the cutting process, reducing heat buildup and enhancing overall cutting performance.

In addition to these advancements in manufacturing, Johnson Tools has also focused on improving the versatility of diamond saw blades. By offering a range of blade designs optimized for various materials, such as concrete, asphalt, and stone, they have ensured that their blades can meet the diverse needs of their customers.

Today, diamond saw blades have become an indispensable tool in countless industries. Their ability to cut through the toughest materials with speed and precision has revolutionized construction, manufacturing, and even medical procedures. Johnson Tools continues to lead the industry in pushing the boundaries of diamond saw blade technology, making them an essential partner for professionals seeking the highest level of performance.

As we reflect on the evolution of diamond saw blades, we realize how far we have come from the ancient origins of this remarkable tool. From the Egyptians' crude methods to Johnson Tools' cutting-edge advancements, diamond saw blades have undergone a transformation that has paved the way for monumental progress. With each innovation, these blades continue to carve out a sharper, more efficient future for industries worldwide, leaving no doubt that they are here to stay as the ultimate cutting edge tool.

Unleashing the Cutting Power: Understanding the Unique Properties of Diamond Saw BladesDiamond saw blades have revolutionized the construction industry with their unparalleled cutting power and precision. As a leading manufacturer in the industry, Johnson Tools takes great pride in providing top-quality diamond saw blades that unleash the cutting edge, enabling professionals to achieve exceptional results in their projects. In this article, we will delve into the unique properties of diamond saw blades, showcasing the immense benefits they offer to enhance productivity and durability.

1. Superior Cutting Efficiency

Diamond saw blades are renowned for their exceptional cutting efficiency, making them the go-to choice for professionals in various industries such as construction, stone fabrication, and masonry. With diamond particles infused into the metal matrix, these blades effortlessly cut through a wide range of materials, including concrete, asphalt, brick, and natural stone. The hardness of diamond particles allows the blades to maintain sharpness for longer durations, resulting in faster cutting speeds and reduced downtime.

2. Unmatched Precision and Accuracy

Precision and accuracy are crucial aspects in any cutting application, be it for creating fine details or achieving perfectly straight cuts. Diamond saw blades excel in providing unmatched precision and accuracy, thanks to their unique design and composition. The diamond particles, combined with the advanced bonding technology used in Johnson Tools' blades, ensure minimal blade deflection and vibration during operation. This translates into cleaner cuts, reduced chipping, and enhanced overall performance.

3. Extended Blade Lifespan

One of the most significant advantages of diamond saw blades is their extended lifespan compared to traditional abrasive cutting tools. The high hardness of diamond particles allows these blades to maintain their sharpness for a longer time, reducing the need for frequent blade replacements. This not only saves time and money but also ensures consistent cutting performance throughout the lifespan of the blade.

4. Versatility in Applications

Diamond saw blades are incredibly versatile and can be used in various construction applications. Whether it's cutting through reinforced concrete, granite countertops, or even delicate porcelain tiles, diamond saw blades offer exceptional versatility and adaptability. Johnson Tools understands the diverse needs of professionals in different industries and provides a wide range of diamond saw blades tailored to specific applications, enabling users to tackle any cutting task with ease and confidence.

5. Enhanced Safety Features

In addition to their cutting power and durability, diamond saw blades prioritize safety in their design. Johnson Tools incorporates innovative safety features into their blades to minimize the risk of accidents and injuries during operation. These include noise-reducing segments for a quieter work environment, laser-cut expansion slots for heat dissipation, and vibration dampening technologies for reduced operator fatigue. By prioritizing safety, Johnson Tools ensures that professionals can focus on their work with peace of mind.

From the superior cutting efficiency and unmatched precision to the extended lifespan and versatility in applications, diamond saw blades continue to empower professionals to tackle the toughest tasks with ease and excellence. As a leader in the industry, Johnson Tools takes pride in manufacturing high-quality diamond saw blades that unlock the true potential of every cutting project. With Johnson Tools' diamond saw blades, professionals are not just cutting materials, but also cutting-edge solutions that bring their visions to life.

Advantages and Applications: Exploring the Versatility of Diamond Saw BladesDiamond saw blades have revolutionized the cutting industry with their exceptional performance and versatility. These blades, embedded with industrial-grade diamonds, offer unparalleled strength and precision for a wide range of cutting applications. In this article, we will delve into the advantages and applications of diamond saw blades, shedding light on why they have become the go-to choice for professionals in various industries.

Advantages of Diamond Saw Blades

1. Unmatched Durability: Diamond saw blades are renowned for their exceptional durability. The incorporation of synthetic diamonds in the blade's design ensures prolonged usage without significant wear. These blades have the ability to withstand high temperatures and maintain their cutting performance, even in demanding applications.

2. Superior Cutting Performance: When it comes to cutting materials such as concrete, asphalt, stone, or glass, diamond saw blades outperform their conventional counterparts by far. The diamonds embedded in the blade give it an unrivaled cutting edge, allowing for precise, clean, and smooth cuts with minimal effort.

3. Versatility: Diamond saw blades are designed to cater to a wide range of materials and applications. From cutting through hard materials such as granite or reinforced concrete to delicate tasks like glass cutting, these blades provide the necessary versatility to handle any cutting job with ease.

4. Cost-Effectiveness: While diamond saw blades may have a higher initial cost compared to traditional blades, their longevity makes them a cost-effective choice in the long run. The extended lifespan ensures reduced replacement frequency, saving both time and money for professionals relying on these blades for their projects.

Applications of Diamond Saw Blades

1. Construction Industry: Diamond saw blades have become an indispensable tool in the construction industry. From cutting through concrete slabs, asphalt, or bricks to creating precise openings for plumbing and electrical installations, these blades ensure efficient and accurate results. Their ability to cut through reinforced concrete makes them highly sought after by contractors and builders.

2. Stone and Tile Cutting: Diamond saw blades excel in cutting through hard materials such as granite, marble, or ceramic tiles. Whether it's for kitchen countertops, bathroom vanities, or intricate tile designs, these blades offer the precision and finesse required to achieve immaculate cuts.

3. Glass Cutting: The delicate nature of glass cutting requires a blade that can provide clean cuts without causing cracks or chips. Diamond saw blades are perfectly suited for this task, ensuring smooth and precise glass cuts used in the production of mirrors, windows, and decorative glasswork.

4. Road Construction and Maintenance: The diamond saw blades' ability to cut through asphalt makes them indispensable in the road construction and maintenance industry. From creating regular expansion joints to repairing damaged asphalt surfaces, these blades offer efficiency, accuracy, and longevity.

As we have explored the advantages and applications of diamond saw blades, it becomes evident why they have become the preferred choice for professionals in various industries. Their unmatched durability, superior cutting performance, versatility, and cost-effectiveness make them an essential tool for construction, stone and tile cutting, glass cutting, and road maintenance. When it comes to precision and efficiency, diamond saw blades hold the cutting edge, empowering professionals to unleash their full potential.

So, for your cutting needs, trust Johnson Tools, the leading provider of high-quality diamond saw blades.

Cutting-Edge Technologies: Innovations and Future Developments in Diamond Saw Blade DesignDiamond saw blades have revolutionized the world of cutting, offering unparalleled precision and durability. As technological advancements continue to reshape various industries, the design of diamond saw blades has also witnessed remarkable innovations. In this article, we delve into the realm of cutting-edge technologies, exploring the latest developments in diamond saw blade design and the future prospects of this remarkable tool.

Advancements in Diamond Saw Blade Design:

Over the years, Johnson Tools, a renowned brand in the cutting tools industry, has been at the forefront of developing cutting-edge technologies that enhance the performance and efficiency of diamond saw blades. With a constant focus on research and development, Johnson Tools has continuously pushed the boundaries of what these blades can achieve.

One of the key breakthroughs in diamond saw blade design has been the introduction of laser-welded segments. By utilizing laser technology, Johnson Tools has created diamond saw blades that offer superior bonding between the diamond segments and the blade core. This results in enhanced stability, reduced blade vibrations, and ultimately, improved cutting precision.

Another notable development is the incorporation of diamond impregnation technology. Johnson Tools has pioneered this technique, which involves embedding small diamond particles within the blade core matrix. This innovation ensures a constant and even distribution of diamonds across the blade, allowing for consistent cutting performance throughout its lifespan.

To ensure optimal performance in different cutting applications, Johnson Tools has also diversified its range of diamond saw blades. Alongside the traditional continuous rim blades, the brand now offers segmented blades for fast and aggressive cutting, turbo blades for both wet and dry cutting, and silent core blades for noise reduction in sensitive environments. These specialized blades cater to the specific needs and requirements of various industries, such as construction, stone fabrication, and masonry.

Future Developments in Diamond Saw Blade Design:

As the demand for more efficient and precise cutting tools continues to grow, Johnson Tools is committed to innovating and pushing the boundaries of diamond saw blade design. The research and development team at Johnson Tools is focusing on several areas to further enhance the performance of these blades.

One key area of focus is the development of advanced bond formulations. By continuously refining the bonding materials used in diamond saw blades, Johnson Tools aims to achieve optimal strength and durability while maintaining cutting precision. This will result in blades that can withstand higher cutting pressures and last even longer, further enhancing their cost-effectiveness.

In addition to bond formulations, Johnson Tools is also experimenting with new diamond grit compositions. By utilizing different combinations of diamond sizes and qualities, Johnson Tools aims to enhance the cutting performance in specific materials or applications. This not only increases the versatility of diamond saw blades but also ensures maximum efficiency and precision in diverse cutting tasks.

Furthermore, Johnson Tools is embracing the power of artificial intelligence (AI) in diamond saw blade design. By implementing AI algorithms and machine learning, the brand aims to optimize blade designs for specific cutting applications. This innovative approach will lead to blades that are customized to meet the unique requirements of different materials, ensuring unparalleled performance and precision.

The evolution of diamond saw blade design has propelled the cutting industry into new realms of precision and efficiency. Johnson Tools, with its relentless commitment to innovation, has played a pivotal role in shaping this progress. Through advancements such as laser-welded segments, diamond impregnation technology, and an expanding range of specialized blades, Johnson Tools has solidified its position as a market leader.

Looking ahead, the future of diamond saw blade design holds tremendous promise. With ongoing research in bond formulations, diamond grit compositions, and the integration of AI, the potential for even greater performance and customization is within reach. As industries across the globe continue to rely on cutting-edge technologies, diamond saw blades will undoubtedly play a vital role in their success, and Johnson Tools will continue to be at the forefront of this revolution.

Maximized Performance and Efficiency: Tips for Choosing and Using Diamond Saw BladesDiamond saw blades hold immense potential in the realm of cutting tools, offering unparalleled performance and efficiency. When it comes to achieving optimal results in construction and other industries, the choice of the right diamond saw blade becomes paramount. In this comprehensive guide, we will explore the key factors to consider when selecting and using diamond saw blades, ensuring that you unlock their full potential and achieve remarkable results.

1. Understanding the Importance of Diamond Saw Blades:

Diamond saw blades revolutionized the cutting industry with their ability to effortlessly slice through a wide range of materials, including concrete, asphalt, stone, ceramics, and more. This exceptional cutting power is owed to the blade's diamond segments, which are embedded with industrial-grade diamonds that provide exceptional hardness, durability, and sharpness. By adequately understanding the significance of diamond saw blades, you can harness their power to maximize productivity and efficiency.

2. Choosing the Right Diamond Saw Blade:

a) Material Compatibility:

Different materials require different types of diamond saw blades. Start by identifying the material you intend to cut, and then select a blade specifically designed for that material. Diamond saw blades optimized for specific materials ensure precise cuts and reduce the risk of blade damage or wear.

b) Blade Diameter:

The blade's diameter dictates the depth and precision of the cut. Choose a blade with a diameter appropriate for your intended cutting depth and the size of the equipment being used. Improper blade diameter selection can result in subpar cutting performance and potential safety hazards.

c) Blade Type:

There are various types of diamond saw blades available, each designed for specific applications. Some common types include continuous rim blades for smooth cutting, segmented blades for fast cutting, turbo blades for aggressive cutting, and silent core blades for reduced noise. Select a blade type that suits your cutting requirements and environmental factors for enhanced performance.

d) Blade Quality:

Opt for high-quality diamond saw blades that are manufactured using advanced techniques and premium materials. Blades from renowned brands, such as Johnson Tools, ensure superior diamond bonding, precision engineering, and extended durability.

3. Proper Blade Installation and Usage:

a) Mounting the Blade:

Always follow the manufacturer's instructions for correctly mounting the diamond saw blade on the equipment. Improper installation can lead to uneven cutting, blade wobbling, loss of cutting power, and even potential accidents.

b) Cutting Technique:

To maximize performance and efficiency, adopt the appropriate cutting technique. Maintain a steady speed throughout the cut, allowing the blade to do the work. Avoid applying excessive pressure, as it can lead to blade overheating and premature wear.

c) Cooling and Lubrication:

Diamond saw blades generate a significant amount of heat during operation. To keep the blade cool and prevent excessive wear, use water or a suitable coolant to lubricate the cutting surface. This not only enhances performance but also extends the blade's lifespan.

d) Periodic Cleaning and Maintenance:

Regularly clean the diamond saw blade to remove accumulated debris, which can hinder cutting efficiency. Additionally, follow the manufacturer's recommendations for maintenance, including blade sharpening or replacement, to ensure consistent and optimal performance.

In conclusion, diamond saw blades from Johnson Tools offer an unparalleled cutting solution for various industries. By understanding the importance of diamond saw blades, selecting the right blade for the task at hand, and employing proper installation and usage techniques, you can unleash their power to maximize performance and efficiency. Trust in the expertise and quality offered by Johnson Tools, and experience the cutting edge of diamond saw blades in action.

Conclusion1. The remarkable performance and durability of diamond saw blades have undeniably revolutionized various industries, bringing cutting-edge precision and efficiency to countless projects. The extensive research and development behind these tools have continuously pushed the boundaries of what is achievable in terms of speed, accuracy, and versatility.

2. Additionally, the environmentally-friendly nature of diamond saw blades sets them apart from traditional cutting tools. With their ability to reduce noise pollution and minimize dust production, these blades offer a sustainable solution that not only benefits the workers but also the surrounding environment. This eco-conscious approach further highlights the power and potential of diamond saw blades in the construction and manufacturing sectors.

3. Moreover, it is crucial to acknowledge how diamond saw blades have significantly contributed to economic growth and progress. Through their ability to navigate through various materials effortlessly, these blades have streamlined production processes and enhanced productivity across diverse industries. By enabling faster and more precise cutting, they have enabled businesses to meet deadlines, reduce costs, and ultimately expand their capabilities.

4. Looking forward, the ongoing advancements in diamond saw blade technology hold immense potential for further innovation and enhancement. As manufacturers continue to refine their techniques and develop new diamond formulations, we can expect even greater performance and longevity from these tools. This continuous drive for improvement will undoubtedly fuel progress in construction, manufacturing, and other industries that heavily rely on precise cutting operations.

In conclusion, the power of diamond saw blades cannot be understated. Their unmatched performance, eco-friendliness, economic impact, and potential for further innovation have elevated them to the forefront of cutting-edge technology. As industries continue to embrace these tools and explore their capabilities, we can unlock even more possibilities and unleash the true power of diamond saw blades.