Hard Carbon

Your Professional Hard Carbon Supplier

Anhui Shuzhen New Energy Co.,Ltd. is a one-stop energy storage solutions provider. With our own environmental safety & occupational health department, QR department and sewerage system, we are aiming to manufacturing high quality high safety and high performance products. Our main products are portable power station, lithium ion batteries, lead-acid batteries, lead-acid battery replacement, Sodium-ion batteries, house energy storage system, commercial Industrial energy storage system and so on.

Professional Team

There are over 30 professional technical staffs, 3 production lines and 10 after-sale service personals.

Accept ODM/OEM Service

We support customization, OEM&ODM services with low MOQ, nice quality and competitive price.

24H Online Service

We provide 7DAY 24H online service, one-stop service from pre-sale to after-sale.

Global Shipping

Reliable shipping agents for each market, deliver goods to destination safely in competitive price.

High Capacity Hard Carbon 50g $ 20.00 read more
High Initial Efficiency Hard Carbon 100g $ 30.00 read more

Technical Parameters

Item		Unit	Data
Particle-size distribution	D10	μm	4.42
	D50		13.75
	D90		69.8
	D100		97.25
Ash		%	1.09
Tap Density		g/cm²	0.79
Specific Surface Area		m²/g	4.86
Capacity Pergram		mAh/g	376.6
Initial Coulombic Efficiency		%	76.17

Advantages of Hard Carbon

Higher specific capacity
The hard carbon anode has a higher specific capacity, that is, the material per unit mass can store more sodium ions. This feature allows the hard carbon anode to store more charge in the same volume, increasing the energy density of the battery.

Better cycle stability
Due to the open pore structure of hard carbon, which can accommodate more sodium ions, the expansion/shrinkage of the electrode during charge/discharge is more uniform, thereby improving the cycle stability and lifespan of hard carbon anode.

Lower cost
Compared with graphite, the production cost of hard carbon anode is lower, and the raw materials are easier to obtain, which makes the hard carbon anode have lower cost and stronger market competitiveness in the production of sodium batteries.

Applications of Hard Carbon

Grid Storage

Utilities use large-scale Na-ion batteries for balancing supply and demand, especially with renewable sources like wind and solar. Hard carbon's durability supports long-term operation.

Electric Vehicles (EVs)

Automakers explore Na-ion batteries as a cost-effective alternative to lithium-ion for EVs, benefiting from the abundance of sodium and the high capacity of hard carbon anodes.

Consumer Electronics

Devices requiring sustainable and affordable energy storage can leverage Na-ion batteries with hard carbon anodes for extended usage and reduced environmental impact.

Backup Power Systems

Data centers and critical infrastructure utilize Na-ion batteries for reliable backup power, where stability and cycle life are crucial.

Different Raw Materials for Hard Carbon

Biomass: Coconut shells, wood chips, nut shells, also corn cobs. These are sustainable and frequently waste items.

Polymers & Resins: Specific plastics or artificial materials can be designed to give details carbon frameworks.

Fossil Fuels: Pitch or coal tar can be utilized, though less lasting.

Storage Precautions for Hard Carbon

Environment

Cool, dry, and well-ventilated to prevent moisture absorption and gas adsorption.

Containment

Use airtight, sealed containers (original packaging is best) to block humidity and dust, keeping containers tightly closed when not in use.

Moisture Control

Highly hygroscopic; water fills pores, reducing capacity. Store away from water sources.

Contamination

Protect from dust, oil, tars, and other large particles that block pores.

Incompatibles

Keep away from strong oxidizers (chlorates, nitrates), strong acids, and open flames.

Ignition Sources

Store away from heat, sparks, and direct sunlight, as carbon dust can form explosive mixtures with air.

Ordering Process

Inquiry

Confirmation

We will provide options and finalize the design.

Payment

Upon confirmation, proceed with payment.

Sample Approval

Samples will be provided for your approval.

Production

Upon sample approval, we will begin production.

Quality Inspection

Each product undergoes a thorough quality inspection.

Shipping

We ensure timely and safe delivery.

After-sales service

Our team is always available to answer any after-sales inquiries.

Packaging and Shipping

Packaging	Anti-collision foam film, cardboard box packaging
Shipping	Shipping by sea, by air, by express are acceptable. According to your requirements.

Our Service

7DAY 24H online service, recommending most suitable solutions according to clients' requirements.

Reliable shipping agents for each market, deliver goods to destination safely in competitive price.

After-sales service, installation instructions, returns & exchange service.

Additional service, including quality assurance agreement, on-time delivery agreement.

FAQ

Q: What is hard carbon?

A: Hard carbon is a carbon material with a disordered structure that cannot be easily turned into graphite. Hard carbon is made by heating organic materials at high temperature. Because of its stable structure and wide ion storage ability, hard carbon is widely used in modern battery technology.

Q: What is the density of hard carbon?

A: Hard carbon has lower density than graphite. Typical tap density ranges from 0.6 to 1.2 g/cm³. Density affects energy density and electrode design.

Q: Can hard carbon be used in energy storage systems?

A: Yes, hard carbon is widely used in large-scale energy storage batteries. Its long life and safety make hard carbon suitable for grid storage and renewable energy systems.

Q: What temperature range can hard carbon handle?

A: Hard carbon can work in a wide temperature range, often from −30°C to +60°C. This makes it suitable for harsh environments.

Q: How does hard carbon improve battery life?

A: Hard carbon maintains stable ion pathways and reduces stress during cycling. This helps batteries keep capacity longer and improves overall service life.

Q: Can hard carbon be used in lithium-ion batteries?

A: Yes, hard carbon can be used in lithium-ion batteries. It offers good safety and stable cycling. In some special battery designs, hard carbon is preferred over graphite due to better low-temperature performance.

As one of the most professional hard carbon suppliers in China, we're featured by quality products and good price. Please rest assured to wholesale hard carbon in stock here from our factory. Contact us for customized service.

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