Globar® heating elements
Silicon carbide (SiC) electric heating elements for element temperatures up to 1625°C (2927°F), available in a wide variety of standard sizes and geometries, or in customized designs to meet the specific needs of various processes and equipment.
Industries
Information
Geometry information
- Diameters from 10mm – 55mm
- Hot zones up to 4.2m
- Overall lengths from 100mm – 6m
Standard grades
Grade | Description |
---|---|
Globar® SD | Elements suitable for most applications in which silicon carbide elements are used. Globar® SD SiC heating elements feature hot zones of recrystallized silicon carbide, optimized for resistance to oxidation and common process gases. Available in rod or multi-leg designs. |
Globar® AS | A Dense recrystallised SiC material with approximately 20% porosity, a high Weibull modulus, much stronger than SD and our competitors’ products and particularly useful in applications that are cyclical, long span, or subject to strong mechanical vibration. |
Globar® HD | SiC heating elements designed for the most challenging applications where conventional silicon carbide elements are unsuitable. Globar® HD SiC heating elements feature hot zones of high density, low permeability, reaction-bonded silicon carbide, which is highly resistant to oxidation, and to chemical attack by process volatiles and reactive atmospheres. Available in rod or multi-leg designs. |
Globar® SG and SR | Tubular spiralled SiC elements made from Globar® HD material. |
Characteristics
Element configuration
Type B: roof/lid heating orientation; limited space
Type U: Vertical or horizontal orientation; convenient connections
Type W: Float glass, standard; 3-phase element
Type SG: Spiral HZ, long life; aggressive applications
Type SR: Spiral HZ, long life; high temperature applications
Applications
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