Alutal Measure & Trust

K-Type Thermocouple for Aluminum Casting – ALUF Series

Control the temperature of molten aluminum with maximum precision. The ALUF Series Thermocouple ensures reliable measurements, long service life, and operational safety in the most demanding metal casting processes.

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The product

he ALUF Series angular K-Type thermocouple is a permanent immersion temperature sensor specifically engineered for non-ferrous metal casting, especially molten aluminum. Designed to deliver precise, stable, and safe measurements, the ALUF model combines advanced technology, durability, and high resistance to extreme operating conditions, ensuring greater control and productivity in demanding foundry environments.

Importance and Benefits

In metal casting applications, the accurate measurement of molten metal temperature is a critical factor for product quality and process efficiency. The ALUF Series Thermocouple was developed to address key challenges in the metallurgical industry such as:

  • Premature sensor wear caused by direct contact with molten aluminum
  • Signal instability leading to compromised thermal control
  • High costs associated with frequent equipment replacement
  • Unexpected downtime due to failures in conventional sensors

With its angular K-Type construction and high-performance protective materials, the ALUF delivers extended service life, superior thermal stability, and reliable measurements even in harsh industrial environments.

Technical Specifications

SpecificationDetails
TypeAngular K-Type Thermocouple – ALUF Series
External ProtectionNOD – Pearlitic Ductile Iron / SIC – Silicon Carbide / NIT – Silicon Nitride
Available Diameters20 mm, 22 mm, 24 mm, 30 mm, 40 mm, and 45 mm
Lengths“L” (mm) – specify / “H” (mm) – specify / “U” (mm) – specify
Optional FeaturesRBC Calibration Certificate / RBC 3-Point Certificate

Advantages of Using an Alutal Thermocouple in Foundry Processes

  • Extended lifespan in direct contact with molten aluminum
  • High precision and stability in continuous measurements
  • Resistance to thermal shock and aggressive atmospheres
  • Reduced maintenance costs and downtime
  • Flexible configurations for different furnaces and processes

Applications and Industries Served:

The ALUF Series Thermocouple is ideal for foundry and heat-treatment processes of non-ferrous metals, especially aluminum and its alloys. It can be applied in:

  • Aluminum melting and dosing furnaces
  • Ingot casting and molding lines
  • Temperature control in troughs and ladles
  • Monitoring of automated metallurgical processes

Industries served:

  • Foundry and metallurgical industry
  • Automotive and metal component manufacturers
  • Aerospace and automotive sectors
  • Aluminum recycling industry
  • Special alloy production

Custom Solutions by Alutal

Alutal Temperature offers customized solutions to maximize sensor performance in foundry processes, including:

  • Anti-coating protective layers to prevent aluminum adhesion
  • Custom-machined protective sheaths
  • Metal–ceramic tubes with high mechanical and thermal resistance

These solutions increase durability, safety, and reliability in temperature measurement, reducing total operational costs.

Contact Alutal for the Ideal Solution

Every metal casting application has specific requirements. For this reason, Alutal Temperature develops custom thermocouples with materials and configurations tailored to each process.

Whether your goal is to optimize thermal control, reduce production stops, or increase sensor lifespan, our technical team will recommend the best solution for your operation.

Request a quote or speak to a specialist to discover how the ALUF Series Thermocouple can increase efficiency in your foundry.

Explore More

Explore the complete list of Thermocouples from Alutal Temperature
Learn more about what a thermocouple is and its importance in the industry

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technical diagrams
folders
tables
Array
Série ALUF - Termopar convencional cerâmico angular

Tabela Especificação em Português / Specifications Table in English

Prefixo Comprimento

“L” (mm)
Comprimento

“H” (mm)
Comprimento

“U” (mm)
Diâmetro

Proteção
Material

Proteção
Opções
ALUF Especificar Especificar Especificar 20 – 20 mm

 

22 – 22 mm

 

24 – 24 mm

 

30 – 30 mm

 

40 – 40 mm

 

45 – 45 mm
NOD – Nodilar Perlítico

 

SIC – Carbeto de Silício

 

NIT – Nitrato de silício
RBC – Certificado RBC

em 3 pontos

 

Prefix “L” Length (mm) “H” Length (mm) “U” Length (mm) Protection Diameter Protection Material Options
ALUF To specify To specify To specify 20 – 20 mm

22 – 22 mm

24 – 24 mm

30 – 30 mm

40 – 40 mm

45 – 45 mm

NOD – Nodular Pearlitic

SIC – Silicon Carbide

NIT – Silicon Nitride

RBC – RBC Certificate
3 points

100%

Energy self-sustainable

+4500

Customers around the world

ISO 9001

Certified since 2006

+5000

Parts delivered monthly

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