Blog | PranaGraf Group – Insights on Graphite Materials
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Insights & Updates

PranaGraf Blog

Expert Insights on Graphite Materials & Applications

Stay updated with the latest industry trends, technical insights, and application developments.

Latest from the Graphite Lab

Technical deep-dives, application guides, and industry updates from our material scientists.

Graphite electrical conductivity – delocalized electrons
July 23, 2026 Puruvi Poddar 12 min read

Why Is Graphite a Good Conductor of Electricity?

Graphite conducts electricity because one out of every four valence electrons on its carbon atoms never gets locked into a bond... Learn why manufacturers rely on it for electrodes, EAFs, and industrial parts.

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Graphite thermal conductivity – heat spreader applications
July 27, 2026 Puruvi Poddar 14 min read

Is Graphite a Good Conductor of Heat? What the Data Shows

Graphite conducts heat along its crystal planes at roughly 2,000 W/m·K, about five times better than copper. Here's the anisotropy, the numbers, and why engineers spec it.

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Expandable graphite char layer forming on polyurethane foam under heat
August 4, 2026 Puruvi Poddar 13 min read

Expandable Graphite in Polyurethane Foam: How It Works and Why Demand Is Rising

Expandable graphite market value is set to nearly double to $8.31B by 2034. See how it flame-retards PU foam, the formulation challenges, and how CarboFlameX® solves them.

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World map highlighting expandable graphite producers outside China
August 7, 2026 Puruvi Poddar 15 min read

The Largest Expandable Graphite Producers Outside China

China controls most expandable graphite supply. Meet the ex-China producers — SGL Carbon, NeoGraf, AMG Graphite, Nacional de Grafite, and PranaGraf — closing the gap.

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Natural graphite flakes next to synthetic graphite blocks comparison
August 10, 2026 Puruvi Poddar 16 min read

Natural Graphite vs Synthetic Graphite: The Complete Comparison Guide (2026)

Natural graphite emits 2-6 kg CO2/kg vs 20-40 kg CO2/kg for synthetic. Compare cost, performance, and applications to choose the right graphite for your project.

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