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Spherical graphite is a lithium ion battery anode material with different purity and different purity produced by advanced spherification of our company's high-quality natural flake graphite. It has the characteristics of high sphericity and high vibration density.

Variety: THD-12-40
Performance: Strong chemical stability, high charge-discharge capacity, long cycle life, good safety performance.
Usage: Mainly used for lithium-ion secondary batteries.

1> Desiccant material: Bentonite and Montmorillonite;
2>Color: Gray/Cyan/Reddish Brown;
3>Size: 0.5-2mm, 1-4mm, designed;
4>Shape: Irregular and Ball Shape;
5>Packing material: Double layer waterproof plastic bag;
6>Capacity: 10g / 50g / 100g / 500g / 1000g / 1500g / 2000g designed per needs;
7>Package style: Three side seal / Central seal / Four side seal;
8>Adsorption rate: over 18%-50%, depend on using environment;
9>Certification: REACH / ROHS / SGS / ISO;
10>Application: Special for Warehouse Storage & Container Shipping;
11>Using qty: Depend on season/sea route/cargo type, use 30% more for better ;protection and performance;

Payments:T/T
Delivery:2days for stock,OEM about 3-5weeks
Origin:CHINA
Packing:optical package
Inspection:MIL
Samples:Charge
Sample Price:$0.10

UPT offer various of quartz tube with competitive price,
large aperture quartz tube no bubbles, no airline, transparent, OEM sharp are ok,

High purity silica refers to silicon dioxide (SiO2) with an exceptionally high level of purity, typically exceeding 99.9%. It is obtained through various refining processes to eliminate impurities and ensure its suitability for demanding applications across different industries.

Characteristics and Applications
Semiconductor Manufacturing: High purity silica serves as a crucial material in the production of semiconductor devices. It is used in the fabrication of silicon wafers, where its purity ensures minimal impurities that could negatively impact the electrical properties of the semiconductor.

Optical Components: Silica with high purity is utilized in the manufacturing of optical fibers, lenses, and other optical components. Its transparency and low optical absorption make it ideal for transmitting light with minimal loss, essential for telecommunications, medical devices, and laser systems.

Advanced Ceramics: High purity silica is a fundamental component in the production of advanced ceramic materials such as silica glass and silicon nitride ceramics. These materials find applications in industries ranging from aerospace and defense to electronics and biomedical.

Pharmaceuticals and Cosmetics: Silica with high purity is used as an excipient in pharmaceuticals and cosmetics. It serves various functions including as a flow agent, desiccant, and viscosity modifier in formulations.

Chemical Synthesis: High purity silica acts as a catalyst or catalyst support in various chemical reactions and processes. Its high surface area and uniform pore structure make it suitable for applications in catalysis, chromatography, and adsorption.

Construction Materials: High purity silica is incorporated into construction materials such as concrete, mortar, and grouts to improve strength, durability, and resistance to environmental factors. It also contributes to the production of high-performance coatings and sealants.

Environmental Remediation: Silica with high purity is used in environmental remediation applications such as water filtration and soil stabilization. Its inert nature and high surface area enable efficient removal of contaminants from water and soil.

Features and Applications
High Purity: Electronic grade silica sol is produced with extremely high purity levels to minimize impurities that could adversely affect electronic components. This ensures the reliability and performance of semiconductor devices and integrated circuits.

Particle Size Control: The particle size distribution of electronic grade silica sol is tightly controlled to meet precise specifications. This uniformity is crucial for achieving consistent results in semiconductor fabrication processes such as chemical mechanical planarization (CMP) and wafer cleaning.

Surface Properties: Electronic grade silica sol is designed to have specific surface properties tailored for electronic applications. These properties may include controlled surface charge, stability, and compatibility with other process chemicals.

Polishing and Planarization: In semiconductor manufacturing, electronic grade silica sol is used in CMP slurries for polishing and planarization of silicon wafers. It helps achieve smooth and flat surfaces essential for patterning and layer deposition processes.

Dielectric Films: Electronic grade silica sol can be used to deposit thin dielectric films on semiconductor substrates through techniques such as spin coating or dip coating. These films act as insulating layers in electronic devices, providing electrical isolation between different components.

Passivation and Encapsulation: Silica sol can be employed for passivation and encapsulation of semiconductor devices to protect them from moisture, contaminants, and mechanical damage. The high purity and stability of electronic grade silica sol ensure long-term reliability and performance.

Photolithography: Electronic grade silica sol may also be utilized as a photoresist adhesion promoter or anti-reflective coating in photolithography processes. It helps enhance pattern fidelity and resolution during the fabrication of semiconductor circuits.

Wafer Cleaning: Silica sol is used in wafer cleaning processes to remove contaminants, particles, and organic residues from semiconductor surfaces. Its high purity and compatibility with other cleaning agents make it an essential component in advanced cleaning solutions.

Modified silica sol refers to a type of colloidal solution where silica nanoparticles are suspended in a liquid medium, typically water. These silica nanoparticles are modified or functionalized with various organic or inorganic compounds to alter their surface properties and enhance their performance in different applications.

The modification process can involve chemically bonding organic molecules to the surface of the silica particles, which can impart specific functionalities such as hydrophobicity, oleophobicity, or compatibility with certain polymers or solvents. Inorganic modifications may include incorporating metal oxides or other nanoparticles to enhance properties like catalytic activity or mechanical strength.

Modified silica sols find widespread use in various industries such as coatings, adhesives, sealants, composites, and catalysts. They offer advantages like improved dispersion, adhesion, and compatibility, making them valuable additives in many formulations.

Hydrophobic silica is a type of silica material that has been chemically modified to repel or be resistant to water. This modification alters the surface properties of silica nanoparticles, making them less prone to interacting with water molecules.

The modification process typically involves treating the surface of the silica nanoparticles with hydrophobic compounds, such as alkylsilanes or fluorosilanes. These compounds form a hydrophobic layer on the surface of the silica particles, effectively blocking interactions with water molecules.

Hydrophobic silica finds numerous applications across various industries. For example, it is used as an additive in coatings, paints, and sealants to improve water repellency and durability. In the pharmaceutical and food industries, hydrophobic silica can be used as an anti-caking agent to prevent clumping in powdered products. Additionally, it is utilized in rubber and plastic composites to enhance their water resistance and mechanical properties.

Hydrophilic silica is a type of silica material that exhibits a strong affinity for water. Unlike hydrophobic silica, which repels water, hydrophilic silica readily interacts with and absorbs water molecules.

The surface of hydrophilic silica nanoparticles is typically functionalized with hydrophilic groups, such as hydroxyl (-OH) groups. These groups enable the silica particles to form hydrogen bonds with water molecules, promoting their dispersion and solubility in aqueous solutions.

Hydrophilic silica has various applications across industries. In the pharmaceutical and cosmetic sectors, it is used as an excipient in formulations to improve the dispersibility and bioavailability of active ingredients. In chromatography, hydrophilic silica is employed as a stationary phase for separating polar compounds. It is also utilized in coatings, paints, and adhesives to enhance their rheological properties and adhesion to substrates.

This product is customized as drilling mud based on good quality attapulgite clay. And it is applicable to geological drilling, marine drilling and geological drilling in salt containing area. It features good thermal stability and salt resistant property, therefore, the number of rejected wells will be small while using it to protect the wall of wells, and the drilling efficiency is improved and the cost is cut down as well.
Production performance and its application
1. This product features good colloidal and suspending properties, and is suitable to be used as drilling mud under various geological conditions.
2. Because of good thermal stability, it shows no flocculation or dilution under high temperature, therefore, it is applicable to deep drilling and terrestrial heat drilling.
3. Its salt resistant ability makes it free from being affected by electrolytes, thus it can still be in mud form even in saturated brine. It is appropriate for marine and salty stratum drilling.
Technical specifications (conform with GB5005-2002) API-13

Preparation of product
Add water to the product and stir the mixture in a homogenizer for 20 minutes. Then put in synergist and dehydration-weakening agent, etc. to prepare the required mud.
Packing material and specifications
Braided bags, paper-and-plastic bags and paper bags Specifications (as per bag):
25kg , 40kg , 500kg and 800kg

Silicon slag is a grayblack granular solid waste produced by partial oxidation and partial reduction of silicon materials at high temperatures Silicon slag mainly comes from silicon material processing processes in the metallurgy and semiconductor industries such as silicon wafer slicing ferrosilicon smelting and other processes The main components of silicon slag are SiO2 and a small amount of FeO Al2O3 CaO and other elements and oxides

1 Make cement
Silica slag can be used as an additive in cement clinker to replace some materials such as plaster of paris or fly ash in cement clinker Silica slag can promote the hydration reaction of cement clinker and enhance the early strength and longterm performance of cement
2 Making glass
Silica slag is an important raw material for glass manufacturing It can replace part of the raw materials such as quartz sand and sodium carbonate reduce the cost of glass production and at the same time improve the quality and weathering resistance of the glass
3 Manufacturing Ceramics
After silicon slag is mixed with materials such as alumina calcium oxide and magnesium oxide highperformance refractory ceramic materials can be prepared These materials have excellent properties such as hightemperature fire resistance high strength and wear resistance and are widely used in hightemperature furnaces chemical equipment and other fields
4 Manufacturing building materials
Silica slag can be used as a raw material for manufacturing building materials such as building bricks sound insulation panels and thermal insulation materials Building materials made of silicon slag have high strength wear resistance fire resistance and other properties and also have good heat and sound insulation properties
5 Other uses
Silicon slag can also be used to manufacture graphite electrodes iron oxide pigments electrical insulation materials and other products In addition silica slag can also be recycled such as used to make road hardeners lowcarbon cement etc