Industry News - Changsha Kona Fine Chemical Co., Ltd.

28 04, 2025

Sapphire's Industrial Applications and Advances in CMP Polishing Technology

Sapphire (α-Al₂O₃), renowned for its exceptional physical and chemical properties, is becoming an indispensable material in modern industry, particularly in the semiconductor, optoelectronic, and precision manufacturing sectors. As demand for efficient processing techniques increases, significant advancements have been made in chemical-mechanical polishing (CMP), which is crucial for achieving ultra-smooth surfaces necessary for various applications, from LED lighting to high-performance military optics.

16 04, 2025

The Similarities and Differences in A and C-plane Alpha- Sapphire Polishing in the Application Fields of Window and LED& SC Substrates.

Sapphire, known for its hardness and stability, has gained significant traction in various industrial applications. With a focus on single crystal α-Al₂O₃, this material is essential in fields such as optics electronics and substrates, where its unique properties make it irreplaceable.

26 12, 2024

The Rising Importance of Glass Wafers in Semiconductor and Optical Industries

The semiconductor industry is witnessing a transformative shift as glass wafers, traditionally seen as a secondary option to silicon, gain prominence in advanced packaging and optical applications. With their unique properties, such as transparency and insulation capabilities, glass wafers are not only enhancing the efficiency of integrated circuits but also paving the way for innovations in augmented reality and LED manufacturing. As manufacturers adapt and refine processing techniques, the future looks bright for glass wafer technology.Glass wafers are increasingly utilizing CMP for their polishing processes，which need suitable polishing slurry.

11 12, 2024

The Evolution of Eyeglass Lenses: Advantages of Resin Materials and the Challenges of Polishing

As the eyewear industry moves away from traditional glass lenses towards lightweight, durable resin materials, manufacturers face new challenges and opportunities in the production process. With most prescription and sunglasses now crafted from resin, the formulation of effective polishing solutions has become crucial for achieving optimal clarity and quality. This article explores the advantages of resin lenses, the importance of precise raw material preparation, and the innovative polishing techniques that ensure high-performance eyewear meets growing consumer demands.

02 12, 2024

The Rise of Aluminum Nitride: A Game Changer in LED Packaging and High-Performance Electronics

As the global ceramic substrate market expands, aluminum nitride (AlN) ceramics are emerging as a critical alternative to traditional materials like aluminum oxide in semiconductor and LED packaging. With thermal conductivity rates exceeding eight times that of aluminum oxide, AlN substrates not only enhance thermal management but also improve reliability and integration in high-performance devices. As industries increasingly demand efficient heat dissipation and compatibility with advanced chip materials, AlN ceramics are set to transform the landscape of electronic packaging, paving the way for innovative applications in power electronics and lighting technologies.

05 11, 2024

Polishing Perfection: The Best Techniques for Achieving a Mirror Finish on Stainless Steel

Stainless steel’s popularity in various industries, from automotive to medical, stems from its corrosion resistance and aesthetic appeal. Achieving a flawless, mirror-like finish on stainless steel components is crucial, particularly in the production of electronic consumer products. This article explores the various polishing techniques available, shedding light on the most effective methods to achieve a high-quality surface finish.

30 10, 2024

The Hidden Metals in Your Smartphone: A Glimpse into the Technology Behind the Mobile Phone Accessories

Did you know that a single smartphone may contain over 60 different metal components? These metals play crucial roles in the phone's functionality and design. Here’s a look at some of the essential metals used in smartphones and the growing trend towards achieving a flawless surface finish. No matter how the metal materials used in the mobile phone changed, it is inseparable from the surface treatment of metal materials. Our company has developed suitable polishing slurry for different metal materials.

26 10, 2024

What is the Use of Ceria Powder in the Glass Manufacturing Industry？

Cerium oxide, often referred to as "industrial vitamin," plays a transformative role in the glass industry beyond its well-known applications in polishing. This exceptional compound is not only instrumental in achieving pristine clarity and shine but also serves vital functions in decolorizing, coloring, and clarifying glass products. As we delve into the diverse applications of cerium oxide, we uncover its significance in enhancing both the aesthetic appeal and functional properties of glass, demonstrating its irreplaceable position in modern glass manufacturing.

18 10, 2024

The Evolution of Glass Polishing Powder: From Iron Oxide to Rare Earth Oxides

The glass polishing industry has undergone a remarkable transformation, shifting from traditional materials like iron oxide to advanced rare earth oxides that enhance efficiency and reduce environmental impact. While iron oxide was once the go-to polishing agent, known for its availability but plagued by slow polishing speeds and rust-related issues, the introduction of rare earth oxides in the 1930s marked a pivotal change. A significant breakthrough occurred during World War II with the development of Barnesite, a rare earth oxide polishing powder that revolutionized the process, allowing for rapid polishing—finishing a lens in just one minute compared to the lengthy 30 to 60 minutes with iron oxide. This article explores the advantages of cerium-rich oxides and other rare earth polishing powders, highlighting their superior performance and the future of glass polishing technology.

24 09, 2024

Shenzhen Hosts Thriving 25th China International Optoelectronics Expo, Showcasing Innovations in AI and Optical Technology

The 25th China Optoelectronics Expo (CIOE 2024) wrapped up at the Shenzhen International Convention and Exhibition Center, showcasing over 3,700 leading enterprises from around the globe and highlighting a significant surge in artificial intelligence (AI) integration within the optical technology sector. This year's event was marked by lively crowds eager to explore groundbreaking innovations, including silicon photonics and micro display technologies like Micro LED/OLED, particularly their applications in the rapidly evolving field of augmented reality (AR) glasses. As industry experts ponder whether AR glasses could replace mobile phones as the next must-have smart device, the polishing industry stands ready to support these advancements, focusing on the essential processing of titanium and aluminum alloys used in AR frames.

26 08, 2024

Precautions for Polishing Silicon Carbide Substrates

This abstract provides an overview of meticulous precautions for polishing silicon carbide substrates, crucial for the production of high-performance semiconductor devices. The guidelines emphasize the importance of surface cleanliness, the selection of suitable polishing slurry and pad, and the meticulous adjustment of pressure and rotation speed during the polishing process. By addressing these critical nuances, the unveiled precautions offer manufacturers a comprehensive framework to optimize the polishing process, ultimately enhancing the quality and efficiency of semiconductor device production.

17 08, 2024

The 27th Beijing Essen Welding and Cutting Exhibition Showcases Innovations in Precision Machining

The 27th Beijing Essen Welding and Cutting Exhibition recently concluded, one of the highlights of the event was the unveiling of cutting-edge automated equipment designed by numerous companies to streamline the cutting process in precision machining.

24 07, 2024

Chemical Mechanical Polishing (CMP): Advancing Precision and Uniformity in Material Polishing

Chemical Mechanical Polishing (CMP) has emerged as a pivotal advancement in the manufacturing of integrated circuits and other composite materials. By combining chemical etching and mechanical grinding, CMP achieves unparalleled uniformity and precision, setting a new standard for flatness and surface quality in material polishing engineering

18 07, 2024

Silicon Carbide: Revolutionizing Semiconductor Manufacturing and Device Performance

Moreover, silicon carbide wafers has a unique characteristics, their transparency, radiation resistance, high breakdown voltage, and low leakage current. These attributes position silicon carbide as an ideal material for optoelectronic and solar energy devices, promising advancements in various technological sectors. Let us take a insight into the intricate process of producing single-crystal silicon carbide substrates, see the challenges associated with achieving ultra-smooth surface quality through cutting, grinding, and polishing. As the industry adopts chemical mechanical planarization (CMP) technology to address the material's ultra-high hardness, utilizing alumina polishing slurry for rough polishing followed by silicon dioxide polishing slurry for fine polishing, underscores the complexity and precision involved in the manufacture of silicon carbide substrates.

05 07, 2024

National Precision Grinding and Polishing Forum Set to Convene in Wuxi, Jiangsu

The "2024 National Precision Grinding and Polishing Materials and Processing Technology Development Forum (2nd)" is poised to take place in Wuxi, Jiangsu on August 25-26, 2024. This significant event is expected to attract leaders in research and development from both upstream and downstream units, technical experts from research institutions, and investment institutions within related industries

13 06, 2024

How to Choose the Right Polishing Slurry for Eyeglasses

In the process of polishing eyeglasses, the selection of polishing slurry is also crucial. When selecting a polishing slurry, it is important to choose different abrasives based on the different materials of the lens. Alumina can create mirror-like smoothness on various materials, including metal, plastic, and glass. It is particularly suitable for polishing resin lenses.

06 06, 2024

Advancements in Semiconductor Materials and Polishing Solutions

The development of new semiconductor materials, such as silicon carbide (SiC) , has enabled the creation of faster, more efficient electronic devices. Meanwhile, the research and development of polishing and grinding technologies have improved the manufacturing process, resulting in enhanced surface finishes, dimensional accuracy, and defect reduction. We provide specialized silica polishing sol for both first-generation silicon wafers and second-generation semiconductor materials. Additionally, we are making significant strides in the development of alumina polishing slurry for the third-generation semiconductor material, silicon carbide.

21 05, 2024

Unveiling the 24th Guangzhou International Stainless Steel Industry Exhibition of 2024

Various stainless steel processing techniques, including cutting, grinding , polishing, and related equipment, as well as related materials, were showcased. Our company has specifically developed the KN-103 series stainless steel precision polishing slurry to meet the polishing requirements of various stainless steel components, such as 304, 316, 316L, in the 3C (Computer, Communication, and Consumer Electronics) field.

13 05, 2024

"The Second Anhui Quartz Industry Conference and Exhibition 2024" Was Successfully Held

The conference will serve as a platform for in-depth discussions and knowledge exchange.Notable topics of discussion will include sheet sand, low iron quartz sand, high purity quartz, electronic grade silica powder, spherical silica powder, and their potential applications in quartz stone plate, glass, photovoltaic, electronic appliances, optical fiber, semiconductor, and other industries.Our company afford spherical silica powder to customers.Lots of our customers they use our spherical silica powder used as filler in cosmetics, such as filler in lipstick, powders, eyebrow pencil.

11 05, 2024

National Alumina Powder and Products Innovation and Development Forum Fuels Progress in Sustainable Energy

The primary objective of the conference is to promote the alumina industry chain and explore the utilization of fine alumina in cutting-edge sectors such as new energy, 5G communications, semiconductors, and other high-tech fields.Kona has been committed to the research, development, and formulation of fine alumina powder and slurry. We have successfully developed a range of alumina polishing powders and slurries that find extensive applications in the semiconductor and 3C industries.

26 04, 2024

Suzhou, April 25, 2024 - The "2024 International Intelligent Manufacturing High-quality Development Offshore Globalization CEO Summit Forum" hosted by Suzhou Intelligent Manufacturing Industry Association was held in Suzhou Industrial Park yesterday

"2024 International Intelligent Manufacturing High-quality Development Offshore Globalization CEO Summit Forum" hosted in Suzhou Industrial Park yesterday.The forum attracted more than 500 leading enterprises to participate, including 45 listed enterprises and 187 representatives of quasi-listed enterprises.Our company Changsha Kona Fine Chemical Co., Ltd. also participated in the Conference.

24 02, 2024

Why Cerium Dioxide is Widely Used in Polishing?

Due to the physical and chemical properties of cerium oxide,it is widely used in the polishing of electronic materials and glass. Its Mohs hardness is the same as silicon oxide, lower than alumina, and the sub-micron cerium oxide polishing powder can well accomplish both the polishing efficiency and surface effect , so it is most widely used.

27 12, 2023

Alumina Polishing Slurry especially developed for Niride Aluminum nitride ceramic substrate

In the field of various electronic components, the application of precision advanced ceramic components has been enhanced by the production level and has continued to expand in high-end markets such a...

25 12, 2023

Polishing Powder for Glass Polishing

At present, there are three commonly used methods for polishing glass, acid polishing, fire polishing and polishing powder polishing. In industrial applications, mechanization, large-scale, high effic...

20 12, 2023

Beyond the Surface: Unveiling the Innovations of Glass Polishing Powder Manufacturers

Glass, a versatile material with various applications, is a staple in our everyday lives. From windows and mirrors to glassware and screens, its smooth and clear surface enhances our surroundings and ...

18 12, 2023

Crystal Clear Perfection: Elevate Your Glassware with China's Top Polishing Powders

When it comes to making a lasting impression with your glassware, ensuring that they are crystal clear and free from any scratches or imperfections is of utmost importance. Whether you are a homeowner...

13 12, 2023

Capturing Radiance: Colloidal Silica Polishing Slurry in Sapphire Jewelry Craft

Sapphires, with their rich hues and timeless allure, have long been cherished as symbols of elegance and luxury in the world of jewelry. Yet, the journey from raw sapphire to a radiant gemstone worthy...

11 12, 2023

Marine Marvels: Alumina Powder Polishing for Boat and Ship Components

The maritime industry stands as a testament to human innovation and engineering prowess. Amidst the grandeur of boats and ships, the importance of meticulous maintenance and aesthetic appeal cannot be...

06 12, 2023

Sculpting Brilliance: Alumina Powder Polishing in Artistic Stone Carvings

Artistic stone carvings stand as timeless expressions of human creativity and craftsmanship, capturing the essence of both nature and imagination. Within the realm of these intricate sculptures lies a...

04 12, 2023

Crystal Clear Craftsmanship: Choosing the Best Glass Polishing Powder Manufacturers

Glass is a delicate material that requires special care and attention to maintain its clarity and shine. Whether you are a homeowner looking to polish your glass tabletop or a professional in the glas...

29 11, 2023

Foundry Finishing: White Fused Alumina Powder in Casting Applications

In the dynamic world of foundry operations, where precision and quality are paramount, the choice of finishing materials plays a pivotal role. Among the arsenal of finishing agents, White Fused Alumin...

27 11, 2023

Precision Polishing: White Fused Alumina Powder in Optical Lens Manufacturing

In the intricate world of optical lens manufacturing, where clarity and precision are paramount, the role of materials is crucial. Among the many substances employed, White Fused Alumina Powder emerge...

22 11, 2023

Automotive Brilliance: The Impact of Metal Polish Powder on Car Surfaces

Keeping our vehicles in pristine condition is every car owner's desire. While routine maintenance plays a crucial role, sometimes we need to go the extra mile. This is where metal polish powder st...

20 11, 2023

Timeless Shine: The Ultimate Guide to Choosing the Right Metal Polish Powder

Metal surfaces can lose their shine over time due to various factors like oxidation, tarnish, or scratches. To bring back their luster and restore their timeless beauty, using the right metal polish p...

15 11, 2023

The Art of Micro Alumina Polishing: Elevating Jewelry and Watch Finishes

When it comes to luxury items like jewelry and watches, attention to detail and exquisite craftsmanship are paramount. The smallest imperfection can detract from the beauty and value of these pieces. ...

13 11, 2023

Shining Bright: Micro Alumina Polish in Optical Lens Manufacturing

When it comes to optical lenses, precision and clarity are paramount. Whether for eyeglasses, cameras, microscopes, or other optical instruments, the quality of the lens can make or break the user's e...

08 11, 2023

Radiant Surfaces: Cerium Oxide Slurry in Automotive Glass Coatings

When you think about the technology that goes into your car, you might consider the engine, the safety features, or even the entertainment system. However, there's a crucial but often overlooked e...

06 11, 2023

Clean Energy Revolution: Cerium Oxide Slurry in Fuel Cell Technology

In the quest for a sustainable energy future, fuel cell technology has emerged as a promising solution. Fuel cells are known for their efficiency, minimal environmental impact, and versatile applicati...

03 11, 2023

Micro Alumina Polish - What is it & What is it Used for?

Micro alumina polish, also known as alumina microabrasives or microfine alumina, is a type of polishing material that consists of fine particles of aluminum oxide (alumina). It is commonly used in var...

03 11, 2023

Silicon Dioxide Powder Uses & Properties

Silicon dioxide, also known as silica, is a chemical compound composed of two oxygen atoms and a single silicon atom. It exists as a white, odorless powder in its pure form. Silicon dioxide is the mos...

30 10, 2023

Silica sol used in CMP polishing

With the rapid development of the integrated circuit industry, IC manufacturing has developed a trend of nanometer feature size, three-dimensional film structure and multilayer metal wiring, which has...

26 10, 2023

Polishing Slurry for Stainless Steel Fittings: Enhancing Brilliance and Durability

Stainless steel is celebrated for its resilience and resistance to corrosion, making it a preferred material for a wide array of applications, particularly in industries where hygiene, strength, and l...

19 10, 2023

Unlocking Brilliance: How Stainless Steel Polish Powder Works

Stainless steel is renowned for its durability and resistance to corrosion, making it a popular choice for a wide range of applications, from kitchen appliances to industrial equipment. However, to ma...

12 10, 2023

Flawless Finish: The Role of Silica Powder in Cosmetics

In the world of cosmetics, achieving a flawless finish is the ultimate goal. Whether you're aiming for a radiant complexion, a matte look, or a long-lasting makeup application, one key ingredient ...

05 10, 2023

Cerium Oxide Polishing: Transforming Glass Surfaces to Perfection

Glass is a remarkable material, known for its transparency and versatility. It finds applications in windows, mirrors, lenses, and a wide range of optical devices. However, over time, glass surfaces c...

02 08, 2023

Why is aluminum oxide powder commonly used for precision polishing in 3C field?

In the 3C field. Like a phone, a tablet, a laptop and so on. In consumer electronics, various exterior and internal structure workpiece which has very high flatness and gloss requirements. These preci...

27 07, 2023

How to Select and Use Alumina Polishing Powder

Alumina polishing powder, also known as aluminum oxide polishing powder, is a fine abrasive material that is commonly used for polishing and shaping various surfaces. It is made from aluminum oxide an...

20 04, 2023

How to Use Cerium Oxide to Polish Glass

Cerium oxide is a popular choice for polishing glass, as it is highly effective in removing scratches and imperfections in the surface. In this article, we will discuss two topics related to the use o...

20 04, 2023

Working Principle of Metal Mirror Polishing Slurry

Metal Mirror Polishing Slurry is a specialized product that helps achieve a high shine on metal surfaces. It works by suspending abrasive particles in a liquid, which is then applied to a polishing pa...