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  1. loi.tenova.com
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  4. PROCESSING
  5. Bell-type Annealing for Strip

Bell-type Annealing for Strip: Products

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Carbon Steel Stainless Steel Silicon Steel Nonferrous
  • LOI Thermprocess, with its predecessors Matthias Ludwig and Nassheuer, has been building bell-type annealing plants for more than 60 years. Throughout the world, more than 8500 LOI annealing bases have been installed. About 5000 of these bases operate with HNx controlled atmospheres. More than 3500 bases use HPH® annealing technology, with a proven atmosphere of pure hydrogen.

    HPH® Bell-type Annealing Furnace for Nonferrous Strip

    Nonferrous
    LOI Thermprocess, with its predecessors Matthias Ludwig and Nassheuer, has been building bell-type annealing plants for more than 60 years. Throughout the world, more than 8500 LOI annealing bases have been installed. About 5000 of these bases operate with HNx controlled atmospheres. More than 3500 bases use HPH® annealing technology, with a proven atmosphere of pure hydrogen.
    Read More
  • For over 60 years LOI, has been a technical and economical market leader in Bell-type Annealing technology. A wide variety of innovative details and comprehensive process technology expertise are the result that customers can build on.

    HPH® Bell-type Annealing Furnaces for non-grain-oriented Silicon Steel Strip (NGO)

    Silicon Steel
    For over 60 years LOI, has been a technical and economical market leader in Bell-type Annealing technology. A wide variety of innovative details and comprehensive process technology expertise are the result that customers can build on.
    Read More
  • For over 60 years LOI, has been a technical and economical market leader in Bell-type Annealing technology. A wide variety of innovative details and comprehensive process technology expertise are the result that customers can build on.

    HPH® Bell-type Annealing Furnaces for Stainless Steel Strip

    Stainless Steel
    For over 60 years LOI, has been a technical and economical market leader in Bell-type Annealing technology. A wide variety of innovative details and comprehensive process technology expertise are the result that customers can build on.
    Read More
  • BYPASS+JET cooling allows highest productivity of the three cooling technologies designed by LOI. High efficient JET cooling hood is combined with a BYPASS system utilizing a gas-water heat exchanger to cool the process atmosphere directly.

    HPH® Bell-type Annealing Furnaces with BYPASS+JET Cooling for Carbon Steel Strip

    Carbon Steel
    BYPASS+JET cooling allows highest productivity of the three cooling technologies designed by LOI. High efficient JET cooling hood is combined with a BYPASS system utilizing a gas-water heat exchanger to cool the process atmosphere directly.
    Read More
  • JET cooling technology does not require open water in the workshop. During cooling, specially designed JET nozzles ensure high air velocity perpendicular to the inner cover, ensuring high heat transfers, while the cooling speed can be controlled by frequency-controlled fans.

    HPH® Bell-type Annealing Furnaces with JET Cooling for Carbon Steel Strip

    Carbon Steel
    JET cooling technology does not require open water in the workshop. During cooling, specially designed JET nozzles ensure high air velocity perpendicular to the inner cover, ensuring high heat transfers, while the cooling speed can be controlled by frequency-controlled fans.
    Read More
  • SPRAY cooling ensures high productivity with low investment costs. After initial cooling by air, the inner cover is cooled with water.

    HPH® Bell-type Annealing Furnaces with SPRAY Cooling for Carbon Steel Strip

    Carbon Steel
    SPRAY cooling ensures high productivity with low investment costs. After initial cooling by air, the inner cover is cooled with water.
    Read More
  • Tenova LOI Thermprocess, with its predecessors Matthias Ludwig and Nassheuer, has been building bell-type annealing plants for more than 60 years. Throughout the world, more than 500 LOI multi-stack annealing bases have been installed. The world-wide market share during the past 10 years is virtually 100%.

    Multi-stack Bell-type Annealing Furnaces (MBAF) for Silicon Steel Strip

    Silicon Steel
    Tenova LOI Thermprocess, with its predecessors Matthias Ludwig and Nassheuer, has been building bell-type annealing plants for more than 60 years. Throughout the world, more than 500 LOI multi-stack annealing bases have been installed. The world-wide market share during the past 10 years is virtually 100%.
    Read More
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