Gap

GLS 4.0 - Molten Metal Level Control
General description The GAP Level Sensor is designed to measure the metal level in molds and allows an extremely precise casting regulation despite the high-temperature present near a melted metal. The system consists of a suitable measuring head fixed on an electrical lifting jack. The latter is equipped with an incremental encoder for distance measurement with two limit switches. This setup brings a wide range of precise measurements. The electronic collects the signals, transmits the calculated value of the metal level to the casting machine and ensures that the head movements avoid any metal collisions. The calibration is easy enough for the customer to execute themselves. With our modernised electronics, this operation is even more straightforward and user-friendly. This new...
Introducing the Rhodax® Club: Advancing green anode plant technology
In the dynamic landscape of aluminium production, innovation and collaboration are essential, Fives has taken a significant step forward by launching the Rhodax® Club. This exclusive club brings together experts and end users to address critical challenges and drive advancements in the Rhodax® process technology. The Rhodax® Process: A Brief History The Rhodax® process, jointly developed by Aluminium Pechiney (today Rio Tinto) and Fives in the early 2000s, revolutionised Green Anode Plant technology. Its unique approach to dry mix preparation has been adopted by major players worldwide. In 2003, ALBA became the first industrial user of this groundbreaking technology. Twenty years later, the Rhodax® process has become the keystone of 11 Green Anode Plants (GAPs), collectively producing 2.7...
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15th International Bauxite, Alumina & Aluminium Conference & Exhibition - IBAAS–VFMSTA 2026
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ALUMINIUM 2026
15th International Bauxite, Alumina & Aluminium Conference & Exhibition - IBAAS–VFMSTA 2026
ICSOBA 2026 - 44th International Conference and Exhibition
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GAP Engineering SA – Always on the right level with his MMLC - System - Julien Valloton – CEO & Board Member of GAP Engineering SA
Depending on the type of aluminium alloy to cast, automatic casting machines should be equipped with a precise and powerful metal-level control system. The filling phase of the mould is challenging because we are faced with harsh conditions, mainly due to the presence of flames and smoke that can disturb the metal level measurement system. The use of an inductive measuring system overcomes those problems. However, their measurement range is relatively small, usually about 40 mm. Consequently, the mould must be filled without regulation and with the plugs fixed open. If, for any reason, the filling speeds of the moulds vary too much, the cast must be aborted to ensure safety. This happens when the delay between the first and last mould reaching the desired level is too long. The solution...

“Intending to reduce our impact on the climate by cutting CO2 emissions linked to our activities, we drew up a carbon balance sheet at the beginning of 2023”, Julien Valloton, CEO, GAP Engineering
Julien Valloton is an accomplished mechanical engineer specialising in the metallurgical industry, specifically aluminium manufacturing processes. With over 15 years of experience, he has dedicated his career to advancing automation, mechanical engineering, and process optimisation within the complete aluminium manufacturing lines. Julien adeptly balances his roles as a technical manager, project manager, and Co-Owner of the esteemed company GAP Engineering SA, located in Valais. Driven by his enthusiasm for collaborative teamwork, cutting-edge technologies, and the gratification that stems from fostering enduring partnerships with clients, Julien Valloton continues to excel in his field. AL Circle: Could you provide a brief overview of your company's activities and the services it offers...
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Loic Fracheboud
“This new 4.0 version introduces advanced communication capabilities, real-time monitoring, and comprehensive data reporting, including sensor health and process-specific information for each ingot.” Loic Fracheboud, Gap. Engineering SA.
“Intending to reduce our impact on the climate by cutting CO2 emissions linked to our activities, we drew up a carbon balance sheet at the beginning of 2023”, Julien Valloton, CEO, GAP Engineering

Marco Ricci
The combination of lightweighting, manufacturability and cost-effectiveness makes the stamped rolled-aluminum approach attractive

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