Ni35cr20 Braking Resistor Nichrome Strip

• Product Type: Roll
• Material: Nicr Alloy
• Carbon Content: Low Carbon
• PCD: According to Customer′s Requirement
• ET: According to Customer′s Requirement
• Hole: According to Customer′s Requirement
• Model NO.: Cr20Ni35
• Useage: Locomotive Brake Resistor
• Application: Railway Braking Resistor
• Transport Package: Pallet
• Specification: according to customer′s requirement
• Trademark: wisdom
• Origin: China
• Production Capacity: 300 Tons Per Month

Product Description

Ni35Cr20 braking resistor nichrome strip

Grade: Cr20Ni35(Ohmalloy104A)
Chemical Composition: Cr 18~21% Ni 34~37% Fe Rest
Max. continuous service temp. of element(°C) :1100Degrees 
Resistivity at 20ºC(μΩ·m):1.04 ohm mm2/m
Density(g/cm3): 7.9
 
NiCr series: Cr20Ni80,Cr30Ni70,Cr20Ni35,Cr20Ni30,Cr16Ni60
We also produce other kind of nickel chromium alloys, such as NiCr 60/15, NiCr 70/30, NiCr 30/20. They are also called Chromel A, Nikrothal 80, N8, Nichrome V, HAI-NiCr 80, Tophet A, Resistohm 
80, Cronix 80, Protoloy, Nikrothal 8, Alloy A, MWS-650, Stablohm 650, NCHW1 
Nikrothal 70, Chromel 70/30, N7, Hytemco, HAI-NiCr 70, Balco, Tophet 30, 
Resistohm 70, Cronix 70, Stablohm 710 
Chromel C, Nikrothal 60, N6, HAI-NiCr 60, Tophet C, Resistohm 60, Cronifer II, Electroloy, Nichrome, Alloy C, Nikrothal 6, MWS-675, Stablohm 675, NCHW2. 
 
Application
Dynamic Braking Starting Resistor
Neutral Grounding Resistor
Resistor Box
Hot Cutting Wire
Industrial Furnace Ovens
Industry Heater

Chemical Composition and Main Properties

Mechanical Properties

Max Continuous Service Temperature: Resisivity 20ºC: Density: Thermal Conductivity: Coefficient of Thermal Expansion: Melting Point: Elongation: Micrographic Structure: Magnetic Property:

1100ºC 1.04+/-0.05 ohm mm2/m 7.9 g/cm3 43.8 KJ/m·h·ºC 19×10-6/ºC (20ºC~1000ºC) 1390ºC Min 20% Austenite nonmagnetic

Process:

Strip:Material preparation→melting(vacuum,medium frequency)→electroslag→lathe-forging→planing→hot rolling→annealing→polish by high pressurewater→rolling→degrease→annealing→welding→rolling→edge shearing→annealing→slitting→inspection→package

 

Product features:

1)Excellent anti-oxidation and mechanical strength at high temperature;

2)High resistivity and low temperature coefficient of resistance;

3)Excellent reelability and forming performance;

4)Excellent welding performace

 

Application of all grades:

Cr20Ni80:in braking resistors,industrial furnaces,flat irons, ironing machines, water heaters, plastic moulding dies, soldering irons, metal sheathed tubular elements and cartridge elements.
Cr30Ni70:in industrial furnaces. well suited for reducing atmospheres, as it is not subject to 'green rot'.
Cr15Ni60:in braking resistors,industrial furnaces,hot plates, grills, toaster ovens and storage heaters. For suspended coils in air heaters in clothes dryers, fan heaters, hand dryers.
Cr20Ni35:in braking resistors,industrial furnaces.In night-storage heaters, convection heaters, heavy duty rheostats and fan heaters. For heating cables and rope heaters in defrosting and de-icing elements, electric blankets and pads, car seats, baseboard heaters and floorheater.
Cr20Ni30:in solid hot plates, open coil heaters in HVAC systems, night-storage heaters, convection heaters, heavy duty rheostats and fan heaters.For heating cables and rope heaters in defrosting and de-icing elements, electric blankets and pads, car seats, baseboard heaters, floor heaters and resistors.

 
2.Specification
1).Locomotive resistance strip:
Thickness:0.6mm-1.5mm             
Width:60mm-90mm
 
2).Electric ceramic cooktop resistance strip:
Thickness:0.04mm-1.0mm             
Width:5mm-12mm
Thickness&Width:(0.04mm-1.0mm)×12mm(above)
 
3).Low  resistance ribbon:
Thickness&Width:(0.2mm-1.5mm)*5mm
 
4).Industrial furnace strip:
Thickness:1.5mm-3.0mm             
Width:10mm-30mm
 
5)Wire: Diameter:0.05mm-10.0mm
 
 
3.Usage
FeCrAl electric heating strip Alkrothal 14 is mainly used in electric locomotive, diesel locomotive, metro vehicle and 
high speed moving car etc brake system brake resistor,electric ceramic cooktop,industrial furnace.
 
4.Features
FeCrAl electric heating strip Alkrothal 14  has Stable performance;Anti-oxidation;Corrosion resistance;High 
temperature stability;Excellent coil-forming ability;Uniform and beautiful surface condition without spots.


Application
Mainly applied in the braking resistance system of electrical power locomotive, internal-combustion engine, high speed motor car, this kind of resistance alloy strip have higher and stable resistivity, good anti-oxidation, good corrosion resistance. Also it has a good shock resistant and creep resistant under high temperature. So these alloys surely can meet all the requirement in making locomotive resistance appliance

Wisdomalloy is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by Stable performance, Anti-oxidation, Corrosion resistance, High temperature stability, Excellent coil-forming ability, Uniform and beautiful surface condition without spots.

Typical applications for Wisdomalloy are used in Neutral Grounding Resistor, Load Bank,Motor Starter,Battery Discharger,Harmonic Filter, electric locomotive, diesel locomotive, metro vehicle and high speed moving car etc, brake system brake resistor, electric ceramic cooktop, industrial furnace, It is suitable for use at temperatures up to 950°C, used extensively as heating elements in industrial furnaces and so on.