D – HARDCOLOY
Characteristics: Composite rods consisting of fragments of SINTERED TUNGSTEN CARBIDE in a ductile matrix of nickel-silver alloy.
Application: Oxy-acetylene welding on downhole reamers, openers, milling tools, fishing tools, overshots, coring tools.
Standard Mesh Sizes: Cutting grade 2/4 – 4/6 – 8/12 mm.
5/10 Kg. packages available
Rods Dim.: Ø 10 mm., length. 350 mm.
Hardness: 1600 HV
AD – TUBE METAL
Characteristics: Special pre-alloyed tube filled with coarse grain fused TUNGSTEN CARBIDE, for special hardfacing application of machine parts
Applications: For hardfacing unalloyed and low alloyed steels (cast steel) with a maximum content of carbon of 0.5%. Used for hardfacing of tools and machine parts in the mining industry, petroleum industry, road construction and excavation field.
Sizes: In rod lengths 350 to 700 mm
| Ø mm. | Grain size |
| 4.0 | 0.25-0.70 |
| 4.0 | 0.70-1.20 |
| 5.0 | 0.70-1.20 |
| 5.0 | 1.00-2.00 |
| 6.0 | 0.70-1.20 |
| 6.0 | 1.00-2.00 |
Hardness: Tungsten carbide over 2.300 HV 0.4
AD – TECNOWIRE
Characteristics: Is a flexible wire on reel, consisting of a thick composition made up of grains of cast tungsten carbide with a high grade Ni alloy, held around a core of pure, small diameter (1.2 ÷ 1.5 mm) nickel wire.
Applications: Oxyacetylene torch hardfacing on stabilizer blades, rock bit shoulders, drag bit blades, tool joints and in general all drilling tools.
Availability: Cable reel of 15 Kg or 20 Kg.
Size: Ø 4 – 6 – 8 mm.
Hardness: 1800 < HV < 2900
