Heating cables with mineral insulation are used to maintain processes that require high temperatures (e.g., in the chemical, petrochemical, oil, and gas industries). Unlike resistance heating cables or self-regulating heating cables, mineral-insulated heating cables can withstand temperatures up to 1,000°C. In addition, moisture- and chemical-resistant MI cables can be used to heat and maintain temperatures in piping, vessels, cryogenic tanks, power plants, machinery, and equipment. “Clean Laser Seal” technology also ensures the highest resistance to various chemicals.
Heating cables with mineral insulation are manufactured and assembled entirely from high-quality nickel-chromium alloy 825 or stainless steel (1.4541). “Clean Laser Seal” technology ensures homogeneity and 100% stability, resulting in exceptionally high reliability. The insulation layer consists of magnesium oxide, which has a very high melting point. In addition, pure laser welding offers the best possible protection available today against stress corrosion cracking in applications where leaching chlorides, high sulfur content, or other highly aggressive chemicals may be present.
In addition to protection against aggressive chemicals, MI cables can withstand temperatures of up to 1,000 °C and, thanks to their outer sheath, are resistant to both moisture and heat. This is an important safety feature, especially in potentially explosive atmospheres (ATEX). Stainless steel 825 is used to handle high temperatures.
MI cables consist of a heating conductor, mineral insulation, and an outer sheath. They are available as single- or twin-core heating cables with mineral insulation and cold conductor connections. The free end of the cold conductor is sealed and connected to a flexible power cable. The diameter corresponds to that of the cold conductor plus 1.5 mm² for the ground connection. Each cold conductor end features a fire-resistant stainless steel compression ring sleeve.

For example: At the NOOR III concentrated solar power (CSP) plant, molten salt must be heated to a temperature of 550 °C and, above all, maintained at that temperature. It is used to transport, store, and convert solar energy.

| Power (W) | ELKM-A 1000 [1,000 ohms/km], ELKM-A 1470 [1470 ohms/km], ELKM-A 1750 [1750 ohms/km], ELKM-A 180 [180 ohms/km], ELKM-A 1900 [1900 ohms/km], ELKM-A 200 [200 ohms/km], ELKM-A 260 [260 ohms/km], ELKM-A 280 [280 ohms/km], ELKM-A 2900 [2900 ohms/km], ELKM-A 328 [328 ohms/km], ELKM-A 360 [360 ohms/km], ELKM-A 4000 [4000 ohms/km], ELKM-A 430 [430 ohms/km], ELKM-A 4700 [4700 ohms/km], ELKM-A 480 [480 ohms/km], ELKM-A 600 [600 Ohm/km], ELKM-A 6000 [6000 ohms/km], ELKM-A 7000 [7000 ohms/km], ELKM-A 800 [800 ohms/km], ELKM-A 8000 [8,000 ohms/km], ELKM-AE 1.95 [1.95 ohms/km], ELKM-AE 10.0 [10.0 ohms/km], ELKM-AE 1000 [1,000 ohms/km], ELKM-AE 11.7 [11.7 ohms/km], ELKM-AE 1470 [1470 Ohm/km], ELKM-AE 15.0 [15.0 ohms/km], ELKM-AE 157 [157 ohms/km], ELKM-AE 1750 [1750 ohms/km], ELKM-AE 180 [180 ohms/km], ELKM-AE 1900 [1900 ohms/km], ELKM-AE 2.90 [2.90 ohms/km], ELKM-AE 200 [200 ohms/km], ELKM-AE 25.0 [25.0 ohms/km], ELKM-AE 260 [260 ohms/km], ELKM-AE 280 [280 ohms/km], ELKM-AE 2900 [2900 ohms/km], ELKM-AE 31.5 [31.5 ohms/km], ELKM-AE 328 [328 ohms/km], ELKM-AE 360 [360 ohms/km], ELKM-AE 4.40 [4.40 ohms/km], ELKM-AE 4000 [4000 ohms/km], ELKM-AE 430 [430 ohms/km], ELKM-AE 4700 [4700 ohms/km], ELKM-AE 480 [480 ohms/km], ELKM-AE 50.0 [50.0 ohms/km], ELKM-AE 600 [600 ohms/km], ELKM-AE 6000 [6,000 ohms/km], ELKM-AE 65.0 [65.0 ohms/km], ELKM-AE 7.20 [7.20 ohms/km], ELKM-AE 7000 [7,000 ohms/km], ELKM-AE 80.0 [80.0 ohms/km], ELKM-AE 8000 [8,000 ohms/km], ELKM-AG 100 [100 Ohms/km] 7J, ELKM-AG 1000 [1000 Ohms/km] 7J, ELKM-AG 11.7 [11.7 ohms/km] 7J, ELKM-AG 1470 [1470 Ohms/km] 7J, ELKM-AG 157 [157 ohms/km] 7J, ELKM-AG 1750 [1750 ohms/km] 7J, ELKM-AG 180 [180 ohms/km] 7J, ELKM-AG 1900 [1900 ohms/km] 7J, ELKM-AG 200 [200 Ohm/km] 7J, ELKM-AG 260 [260 Ohms/km] 7J, ELKM-AG 280 [280 Ohm/km] 7J, ELKM-AG 2900 [2900 ohms/km] 7J, ELKM-AG 340 [340 ohms/km] 7J, ELKM-AG 360 [360 Ohm/km] 7J, ELKM-AG 4000 [4000 ohms/km] 7J, ELKM-AG 430 [430 ohms/km] 7J, ELKM-AG 4700 [4700 ohms/km] 7J, ELKM-AG 480 [480 ohms/km] 7J, ELKM-AG 50.0 [50.0 Ohm/km] 7J, ELKM-AG 600 [600 ohms/km] 7J, ELKM-AG 6000 [6000 Ohms/km] 7J, ELKM-AG 65.0 [65.0 ohms/km] 7J, ELKM-AG 7000 [7000 ohms/km] 7J, ELKM-AG 80.0 [80.0 ohms/km] 7J, ELKM-AG 8000 [8000 ohms/km] 7J, ELKM-AG-E 1,500,000 [1,500.000 ohms/km], ELKM-AG-E 10.0 [10.0 ohms/km], ELKM-AG-E 100,000 [100,000 ohms/km], ELKM-AG-E 1000 [1000 ohms/km], ELKM-AG-E 11.7 [11.7 ohms/km], ELKM-AG-E 11000 [11,000 ohms/km], ELKM-AG-E 117,000 [117,000 ohms/km], ELKM-AG-E 13000 [13,000 ohms/km], ELKM-AG-E 1470 [1470 ohms/km], ELKM-AG-E 15,000 [15,000 ohms/km], ELKM-AG-E 15.0 [15.0 ohms/km], ELKM-AG-E 157 [157 Ohms/km], ELKM-AG-E 160,000 [160,000 ohms/km], ELKM-AG-E 1750 [1750 ohms/km], ELKM-AG-E 180 [180 ohms/km], ELKM-AG-E 1900 [1900 ohms/km], ELKM-AG-E 20,000 [20,000 ohms/km], ELKM-AG-E 200 [200 ohms/km], ELKM-AG-E 200,000 [200,000 ohms/km], ELKM-AG-E 25,000 [25,000 ohms/km], ELKM-AG-E 25.0 [25.0 ohms/km], ELKM-AG-E 260 [260 ohms/km], ELKM-AG-E 280 [280 ohms/km], ELKM-AG-E 2900 [2900 Ohms/km], ELKM-AG-E 30,000 [30,000 ohms/km], ELKM-AG-E 300,000 [300,000 ohms/km], ELKM-AG-E 31.5 [31.5 ohms/km], ELKM-AG-E 328 [328 Ohm/km], ELKM-AG-E 360 [360 Ohm/km], ELKM-AG-E 4.4 [4.4 ohms/km], ELKM-AG-E 40,000 [40,000 ohms/km], ELKM-AG-E 4000 [4000 ohms/km], ELKM-AG-E 430 [430 ohms/km], ELKM-AG-E 450,000 [450,000 ohms/km], ELKM-AG-E 4700 [4700 ohms/km], ELKM-AG-E 480 [480 ohms/km], ELKM-AG-E 50 [50 ohms/km], ELKM-AG-E 50,000 [50,000 ohms/km], ELKM-AG-E 60,000 [60,000 ohms/km], ELKM-AG-E 600 [600 ohms/km], ELKM-AG-E 600,000 [600,000 ohms/km], ELKM-AG-E 6000 [6000 ohms/km], ELKM-AG-E 65 [65 ohms/km], ELKM-AG-E 7.2 [7.2 ohms/km], ELKM-AG-E 7000 [7000 ohms/km], ELKM-AG-E 80 [80 ohms/km], ELKM-AG-E 80,000 [80,000 ohms/km], ELKM-AG-E 800 [800 ohms/km], ELKM-AG-E 8000 [8000 ohms/km], ELKM-AG-E 9000 [9,000 ohms/km], ELKM-AG-L 1.95 [1.95 ohms/km], ELKM-AG-L 10.0 [10.0 ohms/km], ELKM-AG-L 1000 [1000 ohms/km], ELKM-AG-L 11.7 [11.7 ohms/km], ELKM-AG-L 1470 [1470 ohms/km], ELKM-AG-L 15.0 [15.0 ohms/km], ELKM-AG-L 157 [157 ohms/km], ELKM-AG-L 1750 [1750 Ohms/km], ELKM-AG-L 1900 [1900 ohms/km], ELKM-AG-L 2.90 [2.90 ohms/km], ELKM-AG-L 200 [200 ohms/km], ELKM-AG-L 25.0 [25.0 ohms/km], ELKM-AG-L 260 [260 ohms/km], ELKM-AG-L 280 [280 ohms/km], ELKM-AG-L 2900 [2900 ohms/km], ELKM-AG-L 31.5 [31.5 ohms/km], ELKM-AG-L 328 [328 ohms/km], ELKM-AG-L 360 [360 ohms/km], ELKM-AG-L 4.40 [4.40 ohms/km], ELKM-AG-L 4000 [4000 ohms/km], ELKM-AG-L 430 [430 ohms/km], ELKM-AG-L 4700 [4700 ohms/km], ELKM-AG-L 480 [480 ohms/km], ELKM-AG-L 50.0 [50.0 ohms/km], ELKM-AG-L 600 [600 ohms/km], ELKM-AG-L 6000 [6000 ohms/km], ELKM-AG-L 65.0 [65.0 ohms/km], ELKM-AG-L 7.20 [7.20 ohms/km], ELKM-AG-L 7000 [7000 ohms/km], ELKM-AG-L 80.0 [80.0 ohms/km], ELKM-AG-L 8000 [8000 ohms/km], ELKM-AG-N 1.95 [1.95 ohms/km], ELKM-AG-N 10.0 [10.0 ohms/km], ELKM-AG-N 1000 [1000 ohms/km], ELKM-AG-N 11.7 [11.7 ohms/km], ELKM-AG-N 1470 [1470 ohms/km], ELKM-AG-N 15.0 [15.0 ohms/km], ELKM-AG-N 157 [157 ohms/km], ELKM-AG-N 1750 [1750 ohms/km], ELKM-AG-N 180 [180 ohms/km], ELKM-AG-N 1900 [1900 ohms/km], ELKM-AG-N 2.90 [2.90 ohms/km], ELKM-AG-N 200 [200 ohms/km], ELKM-AG-N 25.0 [25.0 ohms/km], ELKM-AG-N 260 [260 Ohms/km], ELKM-AG-N 280 [280 ohms/km], ELKM-AG-N 2900 [2900 Ohms/km], ELKM-AG-N 31.5 [31.5 ohms/km], ELKM-AG-N 328 [328 ohms/km], ELKM-AG-N 360 [360 ohms/km], ELKM-AG-N 4.40 [4.40 ohms/km], ELKM-AG-N 4000 [4,000 ohms/km], ELKM-AG-N 430 [430 ohms/km], ELKM-AG-N 4700 [4700 ohms/km], ELKM-AG-N 480 [480 ohms/km], ELKM-AG-N 50.0 [50.0 ohms/km], ELKM-AG-N 600 [600 ohms/km], ELKM-AG-N 6000 [6000 ohms/km], ELKM-AG-N 65.0 [65.0 ohms/km], ELKM-AG-N 7.20 [7.20 ohms/km], ELKM-AG-N 7000 [7000 ohms/km], ELKM-AG-N 80.0 [80.0 ohms/km], ELKM-AG-N 8000 [8,000 ohms/km], ELKM-AS 1.95 [1.95 ohms/km], ELKM-AS 10.0 [10.0 ohms/km], ELKM-AS 1000 [1000 ohms/km], ELKM-AS 11.7 [11.7 ohms/km], ELKM-AS 1470 [1470 ohms/km], ELKM-AS 15.0 [15.0 ohms/km], ELKM-AS 157 [157 ohms/km], ELKM-AS 1750 [1750 ohms/km], ELKM-AS 180 [180 ohms/km], ELKM-AS 1900 [1900 ohms/km], ELKM-AS 2.90 [2.90 ohms/km], ELKM-AS 200 [200 ohms/km], ELKM-AS 25.0 [25.0 ohms/km], ELKM-AS 260 [260 ohms/km], ELKM-AS 280 [280 ohms/km], ELKM-AS 2900 [2900 Ohms/km], ELKM-AS 31.5 [31.5 ohms/km], ELKM-AS 328 [328 Ohms/km], ELKM-AS 360 [360 ohms/km], ELKM-AS 4.40 [4.40 ohms/km], ELKM-AS 4000 [4000 ohms/km], ELKM-AS 430 [430 ohms/km], ELKM-AS 4700 [4700 ohms/km], ELKM-AS 480 [480 ohms/km], ELKM-AS 50.0 [50.0 ohms/km], ELKM-AS 600 [600 ohms/km], ELKM-AS 6000 [6000 ohms/km], ELKM-AS 65.0 [65.0 ohms/km], ELKM-AS 7.20 [7.20 ohms/km], ELKM-AS 7000 [7000 ohms/km], ELKM-AS 80.0 [80.0 ohms/km], ELKM-AS 8000 [8000 ohms/km] |
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