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High Reliability Electrical & Electronic Alloys

MIDHANI manufactures a wide range of materials for electrical, electronic and telecommunications applications.
Soft magnetic alloys (Softmag series)
Soft Iron
High-purity Nickel & Nickel-Manganese Alloys
Controlled expansion alloys (Ferni series)
Electrical Resistance / Heating Element Alloys

Relay cores, current transformers, filters, inductances, magnetic amplifiers
SOFT MAGNETIC ALLOYS
Grade Known Near Equivalent Characteristics Major Applications
Softmag 36B

Permalloy D Very high electrical resistivity, good permeability and low electrical loss Relays and pulse transformers
Softmag 48B Permalloy B High initial permeability Relays, transformers, solenoids, current transformers
Softmag 78 Mumetal These alloys show very high initial and maximum permeability at low magnetic forces Relay cores ,current transformers, filters, inductances, magnetic amplifier

CONTROLLED EXPANSION ALLOYS

GRADE UNS NO. KNOWN NEAR EQUIVALENT
Ferni 36 K93600 INVAR
Ferni 42 K94200 N42

GRADE PRINCIPAL CHARACTERISTICS APPLICATIONS

GRADE UNS NO. KNOWN NEAR EQUIVALENT
Ferni 36 These alloys have controlled expansion co-efficients These alloys are tough and ductile and can be strain hardened
Ferni 42 These alloys are tough and ductile and can be strain hardened Glass to Metal seali

HEATING ELEMENT ALLOYS : Electrical resistance alloys (SUPERHEAT SERIES) MIDHANI offers nickel-chromium and iron-nickel chromium alloys for heating elements in electric furnaces in various atmospheres. These alloys also find usage in iron heaters, dryers and other heating appliances

GRADE UNS NO. KNOWN NEAR EQUIVALENT
SUPERHEAT 80 N0 6003 NICHROME V
SUPERHEAT 60 N0 6004 NICHROME 3
SUPERHEAT 45

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NICHROME 1
SUPERHEAT 30

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GILPHY 45

GRADE PRINCIPAL CHARACTERISTICS APPLICATIONS
SUPERHEAT 80 Suitable for electrical resistance and electrical heating applications Electric furnace in oxidizing or neutral atmosphere domestic heaters, wire wound resistors and potentiometers
SUPERHEAT 60 - do - Iron heaters, dryers
SUPERHEAT 45 - do - Electric furnace in reducing, carburizing or slightly sulphurising atmosphere
SUPERHEAT 30 - do - Medium temperature furnace, heaters, Rheostats, Shunts




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