Filwel Logo
Products  Buildup Wires
Designation Description & Application
Buildup Iron based low alloy cored wire designed for build up and hardfacing, with good compressive loading strength and moderate hardness. Ideal for build up and hardfacing of worn parts requiring hardness of 30-35 HRC, for build up of carbon and low alloy steels. The deposit is machinable with carbide tools, e.g.: shafts, gear teeth, sprockets, carbon and low alloy steel parts.
Buildup - S The weld deposit is tough, corrosion resistant austenitic stainless-steel, and work hardens with impact or rolling loads in service. Ideal for rebuilding components exposed to high impact and corrosion. It is an excellent choice for a buffer layer prior to hardfacing. The deposit can be multi-layered, has excellent weldability and bead appearance. Applications: Roller press rolls, forming rolls, Mn- steel hammers, also welding of dissimilar steels.
Ni - Mang Deposits tough, austenitic "Hadfield" Manganese steel type alloy that work hardens under impact loading. Ideal for build up and reinforcement of Mn-steel wear components such as crusher jaws & rolls, gyratory mantles, blow bars, swing hammers.
CW - 300 The weld deposit is a low carbon, low alloy steel, ideal for heavy multi-layer build up of worn-out crane wheels, and components exposed to metal-to-metal wear.  Usually employed with high preheat (250 deg. C) it is ideally suited for rebuilding tractor rollers, idlers, chain pads and links.
Low & Medium Alloy Hardfacing Wires
Designation Description & Application
HF330 The weld deposit is highly resistant to impact loading and compressive pressures.  Ideal for welding of ferritic and austenitic steels including "Hadfield" Manganese steel. The weld deposit is non-magnetic. Used for repair work on railway frogs & crossings and also as a buffer layer.
HF350 / 450 / 600 (O/S) High quality hardfacing wire series with increasing hardness (350, 450 and 600 BHN) used for surfacing of castings and components subject to metal-to-metal wear.  The weld deposit is low carbon, low alloy steel ideally suited for heavy multi-layering; and is machinable. Applications include rebuilding of rollers, track pads, bucket teeth and components used in earthmoving & mining industries.
Tool - S 135 Deposits tough and machinable Cr-Ni-Mo alloyed tool steel and is an excellent choice for joining, build-up & rebuilding cracked seals of forging dies, rams, sow blocks, rolls & bolsters.
Tool - S 149 This wire produces a deposit higher in C, Cr, Ni & Mo, and is more abrasion and impact resistant that Tool-S 135.  Ideal for joining, build-up & repairing cracked seals of forging dies, rams, sow blocks, rolls & bolsters.
Tool-S 154 Produces a C-Ni-Cr-Mo steel deposit that provides excellent resistance to thermal shock and thermal fatigue, excellent metal-to-metal wear resistance and high toughness. Ideal for use in rebuilding hot strip steel mill rolls and components.
Tool - chrome 265 An iron-base general purpose hardfacing wire, producing a deposit having good balance of impact strength and abrasion resistance. Deposits are martensitic and forgeable, but not readily machinable. Suitable for both metal to metal, and metal to earth applications. It can be applied to carbon and low alloy steels.
Profile 55 An iron based open-arc (self shielded, gasless) cored wire used for hardfacing components subject to all types of abrasion and moderate to heavy impact.  The weld deposit contains hard complex carbides in a tough matrix.  This versatile alloy performs exceptionally well in both fine and coarse abrasion. Used for profiling with chevrons or other patterns offering hardness of 55-60 HRC respectively.
Profile 60 Similar to Profile 55 but with higher hardness. This alloy relief checks, and is used where weld cracking is not a problem.
W550 WCrC is a cored wire used for hardfacing components subject to abrasive wear and erosion at elevated temperatures up to 500 deg. C. It has adequate impact resistance and high hardness. The weld metal is alloyed with tungsten to provide high temperature hardness and the microstructure is ferritic-martensitic. The low carbon version of this alloy (C 0.2%) is recommended to build up heavy parts before capping with WCrC. Applications include blast furnace bells, chutes, lifting tongs, track pads, cutting edges, conveyor chutes, grizzly bars.
W550LC Due to its low risk of cracking, it is recommended for rebuilding thick layers on heavy parts when they are subjected to high pressure & abrasion. Used for mill rolls and burden area of blast furnace hoppers.
NiCrWC Suitable for withstanding corrosion & metal-to-metal wear at high temperatures. Applications include surfacing of hot working stamping punches & dies.
Forge VMoL / Forge WMoL Specially designed for repairing forging dies. Larger surfaces are hardfaced with less harder VRMOL-G alloy to avoid cracking. The harder alloy WRMOL-G is used on critical areas of the dies subjected to heavier pressure and abrasion. Preheat, peening during welding & PWHT are required.
Hardfacing wires - Tool and alloy steel
Designation Description & Application
Fil - tool 25 Iron-base flux-cored gas shielded wire that deposits Cr-Mo-Ni steel with tough excellent toughness & machining characteristics.  Suitable for use in forging and steel industries. Can join, build up, and repair cracked steels. Eg: forging hammers, die impressions, bolsters, shafts, rams, sow blocks, steel mill roll repair.
Fil-tool M-7 Molybdenum-bearing high-speed tool steel forming a martensitic structure with small precipitated carbides. Ideal for cladding high wear areas on equipment such as, Tire shredders knives, hot & cold dies, shear blades,  blanking dies,  piercing dies and tools .
Fil-tool 102 Iron Based - tool steel having properties similar to H12 Tool Steels
Metal to Metal Dragline pins, Bell seats, Hot & Cold Shear Blades, Cable sheaves.
Filwel Tic-O An iron based metal cored wire designed to produce weld deposits containing evenly dispersed titanium carbides, in a martensitic matrix. It exhibits excellent abrasion resistance, toughness and impact resistance. It is best suited in applications with high stress and abrasion such as  High Pressure Cement Clinker Rolls, Shovel Bucket Sides & Lips, Dozer End Bits, Crushing and Grinding Equipment,  Hammer Crushers.
Fil-tool 113 An iron based flux cored gas shielded chrome-molybdenum alloy, used in the repair of hot work tool steel dies. Deposit is tungsten-free and primarily designed for tools and dies subject to heat checking and wear. Some of the applications are Forging Dies, Hot Shears, Plastic Moulds etc.
Hardfacing Wires - Chromium & Alloy Carbide - Iron Wires
Designation Description & Application
Filchrome 117 An iron based chromium-carbide metal cored wire, developing a semi-austenitic matrix with a uniformed distribution of chromium carbides. It has good impact & abrasion properties and will work harden up to 55-60 HRC. Can be multi-layered with proper procedures and automated processes. Ideal for use in the crushing; grinding and dredging industry.
Filchrome 121 An iron based chromium-carbide metal cored wire forming a semi-austenitic matrix with a uniform distribution of chromium carbides having good impact and abrasion properties. It can be applied to carbon, low alloy, and manganese steels e.g.: Crusher, Hammers, Tamper Tools, and Earth Engaging Tools.
FILWEL VM100 The weld deposit contains hard Chromium Carbides in an iron matrix and provides resistance to abrasive wear & moderate impact. The weld deposit is not machinable and is usually finished by grinding. Used for hardfacing of coal mill rolls, components in sugar & cereal industries.
FILWEL M200 The weld deposit is a high-Chromium-Carbide iron with excellent resistance to high abrasion and moderate impact. Used for hardfacing and repairs of cement grinding rolls, tables mixers and riddle plates.
FILWEL VM110 The weld deposit contains a higher proportion of hard primary Chromium Carbides in a tough martensitic matrix with excellent resistance to high abrasion and medium impact. Used for hardfacing and repairs of grinding rolls and tables,  mixers, riddle plates and in the manufacture of wear plates.
FILWEL M300 M 300 contains high proportion of hard primary Chromium Carbides and secondary-eutectic carbides in a tough austenitic iron matrix with excellent resistance to high grinding abrasion. Deposits are usually limited to 2-3 layers. Used for cladding of grinding mills, rolls, crushers, tables and dredge pump components preferably on top of M 200.
FILWEL VM120 VM 120 weld deposit consists of higher proportion of hard primary Chromium Carbides in a tough austenitic-secondary-carbide-eutectic matrix with excellent resistance to high grinding abrasion. Deposit usually limited to 2-3 layers and retains high hardness at elevated temperatures. Used for cladding of grinding mills, rolls, crushers, tables and dredge pump components.
FILWEL VM 130 This is a cored wire used for hardfacing components subject to high stress abrasion and moderate impact.  The weld deposit contains hard complex carbides in a tough iron matrix.  This versatile alloy performs exceptionally well in both fine and coarse abrasion. The weld deposit is not machinable. Used for riddle plates, hot wear plates etc.
FILWEL VM140 The weld deposit contains hard Primary Chromium and Complex Carbides in a tough Secondary Carbide Eutectic matrix.  This alloy offers good resistance to severe abrasion and moderate impact at elevated temperatures in excess of 600 deg. C.  The deposit is non machinable.  Applications include components used in one crushing & riddling, blast furnace hoppers, throats and ovens.
FILWEL VM150 The weld deposit contains hard alloy-carbides in a tough secondary-carbide-eutectic iron matrix. The weld deposit, usually limited to 2 layer max., exhibits excellent wear resistance up to 300 deg. C. Used for welding crushers, rollers with high stress abrasion, crusher bars, hoppers, throats and is also used for manufacturing wear-plates for high temperature applications.
FILWEL VM160 VM 160 deposits complex alloy carbides uniformly dispersed in the iron matrix. The deposit maintains excellent wear resistance up to 650 deg. Applications include sinter crusher bars, blast furnace hoppers, throats, ovens, nozzle rings, ash fans, sintering plant parts, and shredder wear parts.
FILWEL VM170 Ideally suited where extreme abrasion resistance is required up to 400 deg. C. Applications include welding of clinker crushers, excavators for lignite installations.
FILWEL VM190 Complex-carbide iron base alloy wire that is ideally suited for extreme abrasion up to 800 deg. C., best limited to two layers only. Applications include sinter bars, hoppers, and ovens.
FILWEL VM 210 Iron base wire depositing Tungsten carbide particles in high-hardness iron matrix that provides excellent wear resistance for earth engaging tools and other high wear applications such as hardfacing cultivator chisels, dozer end bits, drilling tool bits, conveyor screws and filter screens.
Stainless Steel Cladding Wires for Steel Mills
Designation Description & Application
Filclad 102 Deposits modified H-12 type tool steel with high hardness. The weld deposit has good resistance to abrasion, and performs well under high compressive loading as well as at elevated temperatures. The weld deposit is crack-free when used with recommended welding procedures. It is not recommended where resistance to fire-cracking is required. It is an excellent choice for hot strip mill rolls such as vertical edger rolls, leveler rolls, bell seats and crane wheels.
Filclad 420 Deposits hard martensitic stainless steel with excellent metal-to-metal abrasion resistance and therefore is a good choice for cladding steel mill rolls. The alloy also offers adequate resistance to thermal fatigue, corrosion and fire cracking.  Applications include cladding of ROT rolls, continuous caster rolls in the withdrawal and straightening zones.
Filclad 423 Filclad 423 is a modified martensitic stainless steel designed for cladding continuous caster rolls, providing superior resistance to thermal fatigue cracking and stress corrosion. The alloy also offers excellent resistance to fire cracking, thermal fatigue and corrosion, and therefore is a superior choice for cladding slab-caster rolls, particularly, foot rolls and rolls in the spray chambers.
Filclad 440 This is a modified 410NiMo stainless steel and a good choice for steel mill roll applications offering resistance to fire cracking, thermal fatigue, and corrosion, while maintaining good ductility and uniform tempering. This alloy is commonly used for continuous caster rolls.
Filclad 4552 Filclad 4552 is a modified high carbon 420 martensitic stainless steel mill roll application providing a higher initial hardness than standard 420. It has higher resistance to cold metal-to-metal abrasion than 420, but has low resistance to thermal fatigue. It is therefore used in high wear rolls, such as leveler rolls and edger rolls, but is not recommended for applications requiring high thermal fatigue.. 
Cobalt Base Alloy Hardfacing Wires
Designation Description & Application
PS 980 This type of alloy has a high, molybdenum content along with chromium, improving oxidation and corrosion resistance. Applications include Bearing Surfaces & Components which are subjected to metal to metal wear.
Gr 1-G Excellent hot & cold abrasion properties with low coefficient of friction. Erosion and oxidation resistance to over 1000 deg. C. Used as overlay on steam valves, wire guides rubber mixers & extrusion screws.
Gr 6-G This alloy grade optimizes all the outstanding properties of cobalt base alloys particularly erosion, corrosion and metal-to-metal wear resistance. The weld deposit retains hardness at elevated temperatures and is machinable. It is used extensively for surfacing valve seats of diesel engines, cams, and hot shear blades, hot & cold forming rolls, pump parts and galvanizing bath components.
Gr 6HC-G An alloy similar to Gr 6 but with increased carbon content of about 1.2%. Designed for applications using single layer overlays requiring 40-42 HRC with low dilution of about 10%. Used on small valves and valve gates. Also used for chain-saw bars & extrusion dies.
Gr 12-G The weld deposit has exceptional resistance to metal-to-metal wear in corrosive media at high temperature and is more crack resistant than Gr 1. Used on saw teeth, cams, shafts, tappets & push rods for engines, screw conveyors & augers. Also used for seats & valves for oil & gas.
Gr 21-G The weld deposit shows excellent resistance to metal-to-metal wear and corrosion. The deposit work hardens to 47 HRC in service and is least crack-sensitive of all the cobalt base alloys. It is used for surfacing of integral seats & guides of large high pressure valves, drop forging dies, pumps and hot punches. Also used for building up large parts or sections.
Gr 25-G The moderate hardness provided by this alloy drops only slightly with rising temperature. Intensive to cracking and creep, the deposit becomes polished through contact with hot metals. The alloy is used for tube-piercing mandrel heads, vertical mill rolls & straightening guides.
Nickel base alloy Hardfacing and cladding wires
Designation Description & Application
Gr 520-G Work-hardenable alloy used in applications involving temperatures of 750-900 deg. C under heavy stresses. Used for hardfacing of high speed forging hammers, hot drawing dies, etc.
Gr C-G Alloy especially resistant to corrosion in oxidizing or reducing atmospheres up to 1050 deg. C. Hardfacing and joining of wrought alloys of similar composition.
Gr C-Co-G This is a cobalt-hardened nickel base alloy used particularly for surfacing of parts subjected to oxidation, corrosion & mechanical stresses at elevated temperatures. These wires are used for welding of tube extrusion mandrels, hot shear blades, extrusion tooling and forging dies.
Gr 40 B-G
Gr 50 B-G
Gr 60 B-G
Boron-hardened nickel-chrome alloys with increasing order of hardness, resistant to wear, friction & corrosion. The room temperature hardness is maintained up to 650 deg. C. & drops gradually at higher temperatures. Deposits have a low coefficient of metal-to-metal friction permitting them to be used in valves & seals, high temperature conveyors, brick moulds & extrusion screws, etc.
Submerged Arc Fluxes for Build up and Hardfacing Wires
Designation Description & Application
NF 25 High basic flux for welding with most build up and hardfacing wires
NF 50 Flux for welding with stainless cladding wires
NF 60 Flux for welding wire Nickel base alloy cored wires