Commodity
Index-linkedBulk 石墨烯 follows a global index more than a boutique mill.
Prices are bands. A 2024 coil is not a 2026 contract. Labour and certification often dwarf the commodity.
Producers listed are landmarks for orientation, not a ranking or a procurement list.
成本带
Specified grade
PremiumTight chemistry, cleanliness or certification multiplies the unit price.
System
InstalledBoards, coats and labour dwarf kilogram prices.
Certified / medical / aero
HighestPaperwork is the product.
Trial / green route
PolicyLow-carbon or bio routes still trade on certificates.
地区
East Asia
Volume production and finishing.
Europe
Standards (EN, Euroclass) and specialty.
North America
ASTM / NFPA language and large domestic mills.
Korea / Japan
High-spec sheet, fibres, electronics-adjacent ceramics.
Resource belts
Ore, plantations or energy that feed primary routes.
Global trade
石墨烯 moves as coils, bales, boards or chemicals — check HS codes, not vibes.
关键数字
areal mass ~0.77 mg/m²Density
~3000–5000 W/m·K in-plane (theory/exp bands)Thermal
carbon; not a building productFire letter
18Atlas insulation
生产者
First 石墨烯
Platelets, Australia.
NanoXplore
Compounding.
Versarien
UK applied.
Grolltex / 石墨烯a
CVD films.
Chinese flake vendors
Volume GO/GNP.
Samsung / IBM labs
Device research, not bags of powder.
Ask for the route (primary, scrap, bio) before believing a green label.