Exothermic Welding Powder

Application

Exothermic welding reactions: Used as the main powder for chemical reaction in exothermic welding.

Grounding connections: Used to form permanent and low-resistance joints in grounding systems.

Substation grounding: Used in substations for bonding and grounding joints.

Telecom grounding: Used in communication tower grounding welding.

Industrial grounding: Used in factories for grounding system connections.

Railway grounding: Used in railway grounding networks for permanent joints.

Power station grounding: Used in power plants for stable grounding connections.

Lightning protection grounding: Used in lightning protection systems for low-resistance joints.

Advantage

• High reactivity: Ensures complete and stable welding reactions.
• Low resistance joints: Produces high-conductivity welds with minimal electrical loss.
• Consistent quality: Standardized powder formula provides stable welding results.
• Good corrosion resistance: Welded joints are durable in harsh environments.
• Suitable for multiple conductors: Works with copper, aluminum, and steel conductors.
• Long storage life: Properly packaged for extended shelf life.
• Reliable joint strength: Creates strong mechanical and electrical connections.
• Easy to use: Designed for straightforward on-site operation.

FAQ

• Q: What is exothermic welding powder?

  A: A chemical powder used as the energy source in exothermic welding to generate molten metal.

• Q: What types of powder are there?

  A: Copper-based, aluminum-based, and composite powders designed for different conductor combinations.

• Q: How should powder be stored?

  A: Keep it sealed in a dry environment to prevent moisture absorption and degradation.

• Q: Is the powder safe to handle?

  A: It is safe with proper handling and protective equipment, but avoid inhalation and contact with eyes.

• Q: What is the shelf life of the powder?

  A: Typically 2–5 years depending on storage conditions.

• Q: How do you choose the right powder?

  A: Choose based on conductor material, joint type, and required conductivity.

• Q: Can the powder be used in humid conditions?

  A: It is not recommended, as moisture can affect the reaction and weld quality.

• Q: Does powder meet industry standards?

  A: Yes, it meets IEC, ASTM, and other relevant standards.