Applicable material:
A variety of materials can be applied to MIM technology, including low alloy steel, stainless steel, tool steel, nickel base alloy, tungsten alloy, hard alloy, titanium alloy, magnetic materials, Kovar alloy and so on.
Table1 Common MIM materials and Application:
Material Category | Material Type | Application |
Fe-based alloys | Fe-2Ni, Fe-8Ni 310 | Various component of automobile and tool instudy |
Stainless steel | 316L, 17-4PH, 420, 440C | Medical equipment and horologe parts |
Hard alloy | WC-Co | Various cutter,horologe and wrist watch |
Ceramic | Al2O3, ZrO2 , SiO2 | IT electronic,daily necessary and horologe |
Heavy alloy | W-Ni-Fe, W-Ni-Cu, W-Cu | Mikitary industry,communication and daily necessaries |
Titanium alloy | Ti, Ti-6Al-4V | Component of medical and military |
Magnetic material | Fe, Fe50Ni, Fe-Si | Various magnetic component |
Tool steel | 42CrMo4, M2 | Tools |
Copper alloy | —— | heat conduction, electric conduction |
Table2 Properties of Typical MIM materials:
Material | Density | Hardness | Tensile strength | Elongation | |
g/cm 3 | Rockwell | MPa | % | ||
Fe-based alloys | MIM-2200 (Sintered) | 7.60 | 45HRB | 290 | 40 |
MIM-2700 (Sintered) | 7.60 | 69HRB | 440 | 26 | |
MIM-4605 (Sintered) | 7.60 | 62HRB | 415 | 15 | |
MIM-4605 (quench/temper) | 7.60 | 48HRC | 1655 | 2 | |
Stainless steel | MIM – 316L (Sintered) | 7.85 | 67HB | 520 | 50 |
MIM- 17-4PH (Sintered) | 7.5 | 27HRC | 900 | 6 | |
MIM- 17-4PH (Sintered) | 7.5 | 40HRC | 1185 | 6 | |
MIM – 440C (Sintered) | 7.5 | 65HRB | 415 | 25 | |
Tungsten alloy | 95%W-Ni-Fe | 18.1 | 30 | 960 | 25 |
97%W-Ni-Fe | 18.5 | 33 | 940 | 15 | |
Fine ceramic | Al2O3 | 3.9 | HRA92 | Bending strength | – |