Designation | Applications | Metallurgical Characteristics | Available Filler Metal Form | SDS | Tech Data |
Eureka Colormold (Modified P20) | Eureka Colormold is used to repair many types of P-20 tools and dies, whether they are die casting dies or plastic injection molds. It is often used for high strength joining of low alloy steels and Chrome Moly steels. Eureka Colormold can also be used to repair the higher alloy steels like H-11, H-12 and H-13 when machining is a prime requisite. | Eureka Colormold weld deposits are a low alloy (chrome/moly) , which is similar in chemistry to P-20. Except that Carbon levels are intentionally held low to obtain hardness values in the low 25-35 HRC range as welded. At this hardness level, the deposits have the similar etching, graining, and color match characteristics as P-20 in the low 30 HRC range. | Solid MIG Wire, TIG Rods, and Micro Tig Rods | | |
Eureka P-20 A.I.S.I. Type P-20 | Eureka P-20 is used to repair many types of P-20 tools and dies, whether they are die casting dies or plastic injection molds. It is often used for high strength joining of low alloy steels and Chrome Moly steels. | Eureka P-20 weld deposits are medium carbon low alloy steel which contains chromium and molybdenum. The deposits are that of an A.I.S.I. P-20 mold steel. The as welded hardness is 35-45 HRC. The hardness is highly dependent on preheat temperature, length of time welding, and cooling rate. The deposits have the similar etching, graining, and color match characteristics as P-20 when tempered to the low 30 HRC range. | Stick Electrode, Solid MIG Wire, TIG Rods, and Micro Tig Rods | | |
Eureka 31 A.I.S.I. Type H-13 | Eureka 31 is for the welding of H-11, H-12, and H-13 hot work tools and dies. Eureka 31 is an excellent choice for press forging type dies where high heat and abrasion are encountered. It is highly resistant to heat checking when subjected to alternating heating and cooling cycles. Several high volume forgings that demand the ultimate in weld metal mechanical properties for the forging industry are connecting rods, hand tools, sleeve yoke, and cam shafts. These applications are relatively shallow and for the most part small. Other forged products would include earth moving equipment and farm implements such as pipe wrenches, crankshafts, hooks, and cam rings. | Eureka 31 is an A.I.S.I. type H-13 hot working tool steel alloy that is extremely tough. This alloy displays excellent retention of hardness at elevated temperatures, yielding excellent abrasion resistance. It also displays good impact resistance imparting good notch toughness and has moderate wear resistance. Eureka 31 has an as welded hardness of 49 – 54 HRC. | Stick Electrode, Solid MIG Wire, TIG Rods, Metal Cored Wire, Flux Cored Wire, and Micro Tig Rods | | |
Eureka 71M A.I.S.I. Type O-1 | Eureka 71-M Electrodes are excellent for repair of damaged tools and dies in the oil hardening class, especially those of Manganese – Chromium types. Also good for the repair of existing oil hardened tool steels where the deposit must be annealed to facilitate machining and then be hardened and tempered for service use. Compositely fabricated dies utilizing a mild or medium carbon base metal and facing with Eureka 71-M on the work surfaces does result in lower tooling costs. Use on flange dies or form dies where only moderate abrasion is encountered. | Eureka 71-M Electrode deposits are typical of an A.I.S.I. O-1 oil-hardening grade of tool steel. Weld deposits have as welded hardness range of 50- 60 Rockwell “C”. The hardness is highly dependent on preheat temperature, length of time welding, and cooling rate. The composition will respond to the full anneal and hardening cycle of A.I.S.I. O-1 to facilitate machining and re-hardening. This electrode displays excellent toughness and shock resistance with moderate wear characteristics. | Stick Electrodes and Micro Tig Rods | | |
Eureka 72 A.I.S.I. Type H-12 | Eureka 72 is used for repairing or building of hot and cold trim and shearing dies, punches, extrusion dies and die casting dies. It is an excellent choice for press forging dies where high heat and abrasion are encountered. A typical application is the automobile connecting rod forging. High volume forgings that demand the ultimate in weld metal mechanical properties would be connecting rod, sleeve yoke, and hand tools. These applications are relatively shallow and usually high production. Other forged products would include earth moving equipment and farm implements, hooks and lever brake bands and other shallow impressions, such as hand tools, pipe wrenches, and crankshafts. | Eureka 72 is a H-12 hot working tool steel alloy. It has excellent hot hardness, wear resistance and displays reasonable impact resistance. The as welded hardness is 50 – 55 HRC | Stick Electrode, Solid MIG Wire, TIG Rods, Metal Cored Wire, Flux Cored Wire, and Micro Tig Rods | | |
Eureka 74 A.I.S.I. Type S-7 | Eureka 74 is recommended for welding A.I.S.I. S-7 tool steel, however, because its weld deposits can be tempered to various hardness values, it can also be used to repair other shock-resisting grades plus many types of water-hardening tool steel. Eureka 74 works exceptionally well on metal stamping blank trim and pierce dies where edge chipping causes burr on parts. Eureka 74 is an ideal electrode for building cutting edges on composite cold and hot trim sections and punches. | Eureka 74 is a A.I.S.I. type S-7 shock resisting tool steel alloy. The as welded hardness of the deposits will typically be 55–60 HRC which can be tempered to lower hardness when necessary. This alloy works well in cutting or shearing environments at room temperature due to its unique ability of having high strength and being tough. | Stick Electrode, Solid MIG Wire, TIG Rods, Metal Cored Wire, and Micro Tig Rods | | |
Eureka 88 A.I.S.I. Type H-19 | Eureka 88 is used on hot punches and trim dies, hot extrusion dies, hot press forging dies and forging die inserts. It is used in areas where severe heat and abrasion will be encountered. Some forged dies would be hand tools, gears, discs and connecting rods. This alloy performs well in shallow impressions and is often use as an overlay or hard facing alloy. | Eureka 88 has an as welded hardness of 55 – 60 HRC. The weld deposits are very resistant to wear at elevated temperatures, display good thermal fatigue resistance, and retains good hot hardness. This alloy is an A.I.S.I. type H-19 hot work tool steel containing high levels of Chromium, Cobalt, Tungsten, and Vanadium. | Stick Electrode, Metal Cored Wire, and Flux Cored Wire | | |
Eureka Marweld 250 | Eureka Marweld 250 is for welding on maraging steels and aluminum and zinc die casting components such as dies, cores, and ejector pins. They are also being recommended for plastic and rubber molds, forging and extrusion dies, extrusion rams and dummy blocks. | Eureka Marweld 250 is a special 18% nickel alloy developed for repairing of hot working tools and dies manufactured from maraging steels. Eureka Marweld 250 weld deposits when age hardened develop very high strengths and hardness. The alloy displays good resistance to liquid metal erosion which is seen in the die casting industry. | Solid MIG Wire, TIG Rods, and Micro Tig Rods | | |
Eureka 1215 A.I.S.I. Type A-2 | Eureka 1215 is recommended for welding A.I.S.I. A-2 air hardening tool steels and other air hardening grades. Typical applications encountered are trim steels, piercing punches, flange, and forming dies as well as some draw form operations. This alloy is most widely used for general repair of the air hardening grades and A.I.S.I. D-2 where a complete heat treat cycle will be used. | Eureka 1215 is a A.I.S.I. A-2 air hardening tool steel alloy. The as welded hardness of the deposits will typically be 55–60 HRC, which can be tempered to lower hardness when necessary. This alloy has good wear resistance and moderate impact resistance. | Stick Electrode, Solid MIG Wire, TIG Rods, Metal Cored Wire and Micro Tig Rods | | |
Eureka 1216 A.I.S.I. Type M-2 | Eureka 1216 is recommended for welding A.I.S.I. M-2 molybdenum high speed steel tools and other high speed tool steel grades. Typical applications encountered are trim steels, piercing punches, broaches, reamers, knifes, drills, taps and shears. Eureka 1216 is utilized in mainly high wear areas and also used on A.I.S.I. D-2 where a complete heat treat cycle will be used. | Eureka 1216 is an A.I.S.I. M-2 molybdenum high speed steel tool alloy that has an as welded hardness 55–60 HRC. This alloy has extreme wear resistance and moderate impact resistance. Tempering the weld deposits at 1025 F results in a secondary hardness of 62 HRC and higher. | Stick Electrode, Solid MIG Wire, TIG Rods, Metal Cored Wire, Flux Cored Wire, and Micro Tig Rods | | |
