Trapezoid Type Electrode Paste
•Trapezoid Type Electrode Paste is a composite material composed of several key components. The primary constituent is the active material, which varies depending on the intended application. Common active materials used in Trapezoid Type Electrode Paste include graphite, carbon black, metal oxides, and conductive polymers. These materials possess excellent electrical conductivity and provide a high surface area for electrochemical reactions.
•In addition to the active material, the paste also contains a binder, which is typically a polymer resin. The binder serves as a matrix that holds the active material particles together and provides mechanical strength to the electrode. Various types of binders can be employed, such as polyvinylidene fluoride (PVDF), carboxymethyl cellulose (CMC), and styrene-butadiene rubber (SBR).
•Furthermore, Trapezoid Type Electrode Paste incorporates conductive additives, such as carbon nanotubes or metallic powders, to enhance the overall conductivity of the electrode. These additives create a conductive network within the paste, facilitating efficient electron transport during electrochemical reactions.
•Trapezoid Type Electrode Paste finds extensive use in a wide range of electrochemical applications. Some notable applications include:
•Battery manufacturing: Trapezoid Type Electrode Paste is a critical component in the fabrication of rechargeable batteries, such as lithium-ion batteries, lead-acid batteries, and nickel-metal hydride batteries. It serves as the active material in the positive and negative electrodes, enabling the storage and release of electrical energy during charging and discharging cycles.
•Fuel cells: Electrode paste is also utilized in the production of fuel cells, which convert chemical energy into electrical energy. It acts as the catalyst support material in the electrodes, facilitating the electrochemical reactions involved in the generation of electricity.
•Supercapacitors: Trapezoid Type Electrode Paste is used in the construction of supercapacitors, which store electrical energy via electrostatic double-layer capacitance or pseudocapacitance. The high electrical conductivity and large surface area of the paste contribute to the enhanced energy storage capabilities of supercapacitors.
•Electrowinning and electrorefining: In the metallurgical industry, electrode paste is employed in processes like electrowinning and electrorefining of metals. These processes involve the deposition or extraction of metals from electrolytes, and the electrode paste serves as the active material for these electrochemical reactions.
| project | unit | Sealed paste | Standard electrode paste | Chemical electrode paste | |||
|---|---|---|---|---|---|---|---|
| No. 1 | No.2 | No.2 | No.2 | No.3 | |||
| Ash or less | % | 4.0 | 6.0 | 7.0 | 9.0 | 11.0 | 11.0 |
| Volatile flux or less | % | 12.0～15.5 | 12.0～15.5 | 9.5～13.5 | 11.5～15.5 | 11.5～15.5 | 11.0～15.5 |
| The compressive strength or greater | MPa | 18.0 | 17.0 | 22.0 | 21.0 | 20.0 | 18.0 |
| The resistivity or less | μΩm | 65 | 75 | 80 | 85 | 90 | 90 |
| Volume density p G/cm after |
g/cm³ | 1.38 | 1.38 | 1.38 | 1.38 | 1.38 | 1.38 |
| elongation | % | 5～20 | 5～20 | 5～30 | 15～40 | 15～40 | 5～25 |
| brand project |
Ash or less | Volatile flux or less | The compressive strength or greater | The resistivity or less | Volume density p G/cm after |
elongation |
|---|---|---|---|---|---|---|
| No.1 | 3.0 | 12-15.5 | 23 | 65 | 1.46 | 6-20 |
| No.2 | 3.0 | 12-15.5 | 23 | 75 | 1.43 | 5-20 |
•Production raw materials: mainly including solid carbon materials and bonding materials. Solid carbon materials include metallurgical coke, petroleum coke, asphalt coke, and graphite electrode debris; The bonding material usually uses coal tar pitch, etc.
•Usage: As a conductive material, it is used in electric furnace equipment such as ferroalloy furnaces (such as silicon iron furnaces, manganese iron furnaces, etc.) and calcium carbide furnaces. In an electric furnace, current is input through electrodes to generate an arc for smelting and other operations.
• Quality influencing factors:
•The quality and ratio of raw materials: The quality of raw materials (such as the purity and particle size distribution of carbon materials) and the ratio between different raw materials have a significant impact on the performance of electrode paste. For example, using high-quality smokeless coal, petroleum coke, and other carbon materials can improve the conductivity and mechanical strength of electrode paste; Reasonable raw material ratio can achieve the optimal balance of various properties of electrode paste.
•The selection and performance of binders: The type of binder (such as coal tar pitch) and its performance indicators such as softening point and viscosity affect the formability, sintering performance, and final strength of electrode paste. Suitable binders can better bond carbon materials together during mixing and molding processes, and form stable structures during sintering, endowing electrode paste with good mechanical strength and conductivity.
•Production site
•Delivery site
•Mode of transport
1:Your specifications are not very suitable for us. Please provide us with specific indicators through TM or email. We will give you feedback as soon as possible.
2: When can I get the price? We usually provide a quotation within 24 hours after receiving your detailed requirements, such as size, quantity, etc. If it's an urgent order, you can call us directly.
- Do you provide samples? Yes, the samples are available for you to check our quality. The sample delivery time is about 3-10 days.
- What is the delivery time for bulk products? The delivery time is based on quantity, approximately 7-15 days. For graphite products, applying for a dual-use item license takes approximately 15-20 working days.
- What are your delivery terms? We accept FOB, CFR, CIF, EXW, etc. You can choose the most convenient way. besides, We can also air freight and express delivery.
6. Product packaging? We use bulk carriers or ton bags for packaging, or place them in containers according to your requirements.
