Vulcanic’s sheathed heating elements are designed to heat solids, liquids, or gases using the Joule effect, reaching up to 800°C. They consist of a metallic tube with a resistive wire coil insulated by magnesium oxide for efficient heat transfer. The sheath, available in various materials like stainless steel or Incoloy®, ensures durability and compatibility with different media. These elements are commonly used in immersion heaters for water heating, offering customizable shapes and connection options. Their robust design provides resistance to shock and vibration, making them suitable for various industrial applications.

Key Features:

• Versatility: Suitable for heating various mediums, including solids, liquids, and gases.

• Robust Construction: Composed of a metallic tube housing a resistive wire coil, insulated with electrical-grade magnesium oxide powder, ensuring durability and efficient heat transfer.

• Material Options: Available in multiple sheath materials such as carbon steel, stainless steel, and Incoloy®, allowing compatibility with different fluids and environments.

• Customizable Designs: Offered in various diameters (e.g., 6.8 mm, 8 mm, 8.5 mm, 10.2 mm, 16 mm) and can be straight or shaped to meet specific application requirements.

• Secure Connections: Equipped with options like threaded unions, pads, or fixing clamps for reliable installation.

Specifications:

• Operating Temperature: Up to 800°C.

• Sheath Diameters: 6.8 mm, 8 mm, 8.5 mm, 10.2 mm, 16 mm.

• Sheath Materials: Carbon steel, stainless steel (AISI 321/DIN 1.4541), Incoloy® 800 (DIN 1.4876), among others.

• Surface Load Capacity: Up to 20 W/cm², depending on the application and material.

• Connection Types: Threaded terminals (M4, M5, M6), spade terminals, clamping screws, copper or nickel leads.

• Sealing Options:

  • WP+: Waterproof resin sealing, ideal for moist conditions, with a maximum connection temperature of 160°C.
  • TM: Silicone sealing suitable for environments up to 350°C without moisture.
  • HT: Cement high-temperature sealing for applications up to 450°C in dry atmospheres.

These heating elements are integral components in various industrial equipment, including immersion heaters for fluid heating, finned strip heaters for air applications, and specialized heaters for industrial ovens and drying cabinets