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Planning Efficient Hot Repairs for Converters

2026-08-22
Planning Efficient Hot Repairs for Converters

A disciplined hot-repair plan helps restore lining thickness while reducing maintenance time and unnecessary refractory consumption.

Key considerations

  • Map wear patterns and prioritize slag lines, trunnions, walls and tapping areas.
  • Control water addition, spraying distance and layer thickness during gunning.
  • Verify adhesion and sintering performance before returning the vessel to full service.

Application-focused decisions

Refractory selection should reflect the actual operating environment, installation method and maintenance objective. Temperature alone is not enough: chemical attack, abrasion, thermal cycling, mechanical impact and available repair time should be evaluated together.

Installation and inspection

Correct storage, mixing, surface preparation, installation and dry-out are essential to achieving the intended performance. Routine inspection data helps maintenance teams identify wear trends, schedule repairs and improve the lining strategy for future campaigns.

For product selection and technical support, contact Zhengzhou Jinli Kiln Engineering Co., Ltd.

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At Zhengzhou Jinli Kiln Engineering Co., Ltd., we manufacture advanced refractory products and metallurgical materials and deliver kiln engineering, construction and technical consulting services. With roots dating to 1996, we support steel and high-temperature industries with integrated design, production, installation and after-sales capabilities.

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