Product Introduction
5-10mm High Purity Graphite Granule is a medium-particle industrial graphite material refined from natural flake graphite. Through precise crushing, screening, washing and high-temperature purification processes, the product achieves uniform 5-10mm particle size, ultra-low impurity content and stable physical and chemical properties. Different from fine graphite powder, granular graphite has better fluidity, less dust volatilization and higher molding stability in industrial applications. It is a core carbon material widely used in steelmaking, casting, refractory manufacturing and industrial carbon increasing fields.
Product Parameter(Specification)
|
Item |
Fixed Carbon |
Sulphur |
Ash |
Volatile Matter |
Nitrogen |
Moisture |
| (%min) | (%max) | (%max) | (%max) | (max) | (%max) | |
|
ZC-HPG-01 |
99 |
0.03 |
0.4 |
0.6 |
150ppm |
0.5 |
|
ZC-HPG-02 |
99 |
0.04 |
0.4 |
0.6 |
150ppm |
0.5 |
|
Size:0-0.2mm,0.2-1mm,1-5mm,5-10mm or according to your requirement |
||||||


Product Features
Our high purity graphite granules adopt premium natural graphite raw materials and strict purification processes. The finished products feature high purity, low impurities and stable comprehensive performance. All product indicators can be fully customized to match diverse industrial production requirements of customers.
Unique Product Advantages
1.Stable Particle Size & Uniform Morphology
Adopts multi-layer vibrating screen classification technology, strictly controls upper and lower particle limits. No oversized particles or fine powder overflow. The regular granular shape ensures consistent feeding speed and uniform reaction effect in industrial production, avoiding product quality fluctuation caused by uneven particle size.
2.High Purity & Ultra-Low Impurities
After high-temperature calcination and chemical purification treatment, the product removes most ash, sulfur and harmful impurities. High fixed carbon content effectively improves carbon supplement efficiency, enhances the high-temperature resistance and oxidation resistance of finished products, and meets high-standard industrial production requirements.
3.Low Dust & Good Fluidity
Compared with powdered graphite, 5-10mm graphite granules have low dust generation during feeding and transportation, which improves workshop production environment. The good bulk fluidity makes automatic feeding more smooth, reduces material waste and saves production cost.
4.Excellent High-Temperature Stability
The product has excellent thermal conductivity, thermal shock resistance and high-temperature oxidation resistance. It will not decompose or fail easily under long-term high-temperature working conditions, ensuring continuous and stable production for metallurgy and refractory industries.
Wide Application Scenarios
1. Steel & Metallurgy Industry
Used as high-efficiency carbon additive for steelmaking and iron smelting. It can quickly supplement carbon elements, adjust molten steel composition, improve steel toughness and hardness, and reduce smelting energy consumption.
2 .Foundry & Casting Industry
Applied in gray iron, ductile iron and alloy casting production. It can effectively prevent casting shrinkage and porosity, improve the compactness and surface finish of castings, and enhance casting yield.
3. Refractory Material Industry
As the key carbon raw material for carbon-containing refractory bricks and high-temperature furnace lining materials. It improves the high-temperature resistance, corrosion resistance and thermal stability of refractory products, extending the service life of industrial furnaces.
4 .Carbon Composite Materials
Used for processing and producing various carbon-based composite materials, conductive composite materials and heat-conducting filler materials, widely used in industrial thermal conduction and electrical conduction fields.
Production & Processing Technology
Our graphite granules adopt standardized full-process production: raw material screening → primary crushing → fine crushing → precise particle screening → multi-stage impurity removal → high-temperature purification → drying → finished product inspection → quantitative packaging. Each process is equipped with professional testing equipment to ensure batch stability and zero quality difference between orders.
Our Service Advantages
1 .Factory Direct Supply
We are a professional graphite manufacturer with independent production workshops and complete production lines. No middleman markup, cost-effective price and controllable product quality.
2 .Strict Quality Inspection
Each batch of products is inspected for particle size, carbon content, ash, sulfur and moisture. Official test reports can be provided before shipment to support customer quality verification.
3 .Customized Solution
Support customized particle size, carbon purity, impurity index and packaging according to customer's actual production needs. Provide one-stop industrial material matching solutions.
4 .Flexible Order Mechanism
Support small trial orders and large batch bulk orders. Low MOQ, stable long-term supply capacity to meet different customer procurement needs.
Packaging & Shipping
Packing Details:
25kg small bags into one jumbo bag or 1mt jumbo bag or according to customers' requirements
Port: Tianjin Port, Qingdao Port
Leading Time: Shipped in 15-30 days after payment

Product Qualification

Deliver,shipping and serving
1. We prefer payment through T/T, L/C, D/P; Western Union and Paypal are also workable.
2. By courier, like DHL, UPS, Fedex. That is door to door, usually, 5-7 days to arrive.
By air transport, usually, 3-4 days to arrive.
By sea transport, usually, 15-30 days to arrive.
If your delivery time is urgent, we recommend you choose express or air freight. This applies to samples or small batches of goods.
If your delivery time is not very urgent, we recommend you choose sea transportation, it is very cheap.
fAQ
Q: Can I get free samples of 5-10mm high purity graphite granules?
A: We can provide free sample products, customers only need to bear the freight cost.
Q: What is the maximum customization range of product purity?
A: We provide full-range purity customization services, covering low, medium and high purity grades to meet all types of industrial application scenarios.
Q: How to ensure the consistency of each batch of products?
A: We adopt fixed raw material suppliers and standardized production parameters. Each batch has independent testing records to ensure stable product performance.
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