Commodity
Index-linkedBulk Glass 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.
Cost bands
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.
Regions
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
Glass moves as coils, bales, boards or chemicals — check HS codes, not vibes.
Key numbers
~2.5 g/cm³Density
~1 W/m·KThermal
A1Fire letter
28Atlas insulation
Producers
NSG / Pilkington
Float heritage.
Saint-Gobain
Glass and insulation group.
AGC
Japanese architectural glass.
Guardian
US float and coatings.
Corning
Specialty and cover glass.
Vitro
Americas float.
Ask for the route (primary, scrap, bio) before believing a green label.
Keep exploring
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Technical ceramics
Crystalline oxides and carbides for heat, wear and electronics — not the mug on the desk.
Overall 64 🏗️Concrete
The hydraulic ceramic of cities — cement, water, rock and usually steel, with a fire story better than exposed steel.
Overall 57 🌲Wood
Anisotropic cellulose composite grown as trees — carpentry, mass timber and a combustible story that codes still manage.
Overall 57