Product Description

Overview of graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets

Graphene is a single layer of carbon atoms arranged in a hexagonal lattice, forming a two-dimensional material with remarkable properties. Discovered in 2004, it has since captivated the scientific community and industry alike due to its unique combination of strength, conductivity, and flexibility. Graphene is essentially a single, flat sheet of graphite, the material found in pencil lead, but its properties are vastly different when isolated into a single atomic layer.

Features of graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets

1. Unmatched Strength: Graphene is the strongest known material, with a tensile strength of around 130 gigapascals, surpassing steel by a factor of over 100.

2. Extreme Flexibility: Despite its strength, graphene is highly flexible and can be bent, twisted, or rolled without breaking.

3. Exceptional Electrical Conductivity: It conducts electricity exceptionally well, with electrons moving at velocities approaching the speed of light, making it ideal for electronics.

4. Thermal Conductivity: Graphene is also an excellent thermal conductor, dispersing heat efficiently, useful in heat management applications.

5. Transparency: It is nearly transparent, absorbing only 2.3% of light, which, coupled with its conductivity, makes it suitable for transparent electrodes in displays.

6. Chemically Inert: Graphene is highly resistant to corrosion and stable under a wide range of chemical conditions.

(graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets)

Parameter of graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets

Graphite is a highly conductive and lightweight material that has been widely used in various applications such as electronics, aerospace, and automotive industry. Pyrolysis is a process where organic materials are cooked at high temperatures to produce valuable products such as chemicals, fuels, and plastics. Pyrolysis can be performed using different methods such as gas-phase, liquid phase, or thermal processes. The choice of method depends on the type of graphitic material being processed and the desired outcome. For example, pyrolysis of graphene sheet using a liquid phase reaction produces high-quality carbon fibers with excellent mechanical properties. In contrast, pyrolysis of graphene sheet using a gas phase reaction produces more reactive carbon, which can have adverse effects on the graphene sheet. The temperature and pressure conditions for pyrolysis depend on the specific application and the desired outcome. It is important to optimize these parameters to obtain the best results. Parameter for Graphene Roll, Grafeno Pyrolytic Carbon Sheet, Foil, and graphene Sheets: * Length: The length of the graphene sheet being processed determines the thickness of the graphene film produced during pyrolysis. * Temperature: The temperature at which the pyrolysis process is conducted affects the rate of heat transfer between the graphene sheet and the fluid used to mix it. High temperatures increase the surface area of the graphene sheet and enhance its reactivity. * Pressure: The pressure applied during pyrolysis affects the concentration of chemical species present in the resulting carbon fiber. Higher pressures result in higher concentrations of certain elements and compounds. * Reactivity: The reactivity of the graphene sheet after pyrolysis depends on the type of chemical species present and their concentration. High reactivity results in stronger carbon fibers with improved mechanical properties. * Shape: The shape of the graphene sheet being processed also affects the quality of the resulting carbon fiber. Planar graphene provides better mechanical strength and stability than irregularly shaped graphene sheets. * Finish: The finish of the graphene sheet after pyrolysis can affect its resistance to scratching, bonding, and other environmental factors. Fine-powdery finishes provide better adhesion and scratch resistance compared to rougher finishes.

(graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets)

Applications of graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets

1. Electronics: In transistors, touchscreens, and flexible electronics due to its conductivity and flexibility, potentially revolutionizing device design.

2. Energy Storage: As electrodes in batteries and supercapacitors, improving energy storage capacity and charging rates.

3. Sensors: High sensitivity and conductivity make graphene ideal for chemical and biological sensors.

4. Composites: Reinforcing materials like plastics, metals, and concrete to enhance strength and conductivity.

5. Water Filtration: Its atomically thin structure enables efficient filtration of contaminants, including salts, viruses, and bacteria.

6. Medicine: Potential uses include drug delivery systems and bio-sensors due to its biocompatibility and unique properties.

Company Profile

Graphite-Corp is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality graphite powder and graphene products.

The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.

If you are looking for high-quality graphite powder and relative products, please feel free to contact us or click on the needed products to send an inquiry.

Payment Methods

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment

It could be shipped by sea, by air, or by reveal ASAP as soon as repayment receipt.

FAQs of graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets

Q: Is graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets safe for the environment and human health? A: Research on the environmental and health impacts of graphene is ongoing. While graphene itself is considered relatively inert, concerns exist regarding the potential toxicity of graphene oxide and other derivatives, especially in aquatic ecosystems.

Q: How is graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets produced? A: Graphene can be produced through several methods, including mechanical exfoliation (peeling layers off graphite using adhesive tape), chemical vapor deposition (CVD), and chemical reduction of graphene oxide.

Q: Why is graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets not yet widely used in commercial products? A: Challenges in producing high-quality graphene at a scalable and cost-effective manner have hindered its widespread adoption. Additionally, integrating graphene into existing manufacturing processes requires further technological advancements.

Q: Can graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets be used to make stronger and lighter materials? A: Absolutely, graphene's addition to composite materials significantly improves their strength and stiffness while reducing weight, making them ideal for aerospace, automotive, and sports equipment.

Q: Does graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets have any limitations? A: While graphene possesses outstanding properties, challenges remain in harnessing its full potential, such as achieving high-quality mass production, managing its tendency to restack in composites, and addressing potential health and environmental concerns.

(graphite roll grafeno pyrolytic graphite carbon sheet foil graphene sheets)