News & Blog

Nov 04, 2026

Corona Discharge on High-Voltage Equipment: Causes, Signs and Inspection

Understand corona discharge, how it differs from flashover, and what equipment geometry, weather and inspection records can reveal about a reported discharge.

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Nov 03, 2026

Copper vs Steel and Iron: How Electrical Conductivity Affects Material Choice

See why copper conducts better than steel and iron, how resistance affects heat, and why joints, corrosion and mechanical duty matter when choosing metal parts.

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Nov 02, 2026

Rubber, Plastic and Mica Insulation: How Their Electrical Uses Differ

Compare rubber, plastic and mica insulation by flexibility, heat exposure and test conditions, and learn what to check before specifying a material or component.

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Nov 01, 2026

Are Glass and Air Electrical Insulators? When Insulation Can Break Down

Glass and air usually insulate, but moisture, contamination and high electric stress change the result. Learn flashover, puncture and air-gap limits.

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Oct 31, 2026

Examples of Electrical Conductors and Why Metals Conduct Electricity

See examples of electrical conductors, why metals conduct, and how copper, aluminium, steel and graphite differ in practical material selection.

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Oct 30, 2026

Conductors vs Insulators: How to Tell the Difference in Electrical Applications

Compare conductors and insulators by charge movement, real applications and operating conditions. Understand exceptions such as water and semiconductors.

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