MIM advantages

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MIM Part Features

  • 01
    The same MIM parts as plastic injection molding also have a very high degree of freedom in geometric shape design, and after manufacturing validation, it can produce metal parts with complex shapes and high precision at one time;
  • 02
    The sintering density of MIM parts is very close to the theoretical density, the smoothness is good, the surface roughness can reach Ra0.80~Ra1.2μm, and the parts with a general weight range from 0.1g~200g are very suitable for the MIM process. Dimensional accuracy can generally reach at ±0.5%, with other processing methods, higher dimensional accuracy can be obtained;
  • 03
    Wide range of applicable materials and application fields, the available reusability of raw materials is as high as 99%, and it is known as the green environmental protection industry;
  • 04
    High degree of production automation, simple manufacturing procedure, and high production efficiency, which can realize continuous mass production;
  • 05
    The product has stable quality and reliable performance. The relative density of the parts can reach 97% to 99%. It can be heat treated by carburizing, quenching, and tempering. The product has high mechanical properties such as strength, hardness and elongation, good wear resistance, fatigue resistance and uniform structure;

Comparison of MIM and traditional metal part manufacturing cost

metal injection molding materials
.
Cost
.
Complexity

The more complicated parts are, the more advantageous MIM is

The more complex the shape, the higher the processing cost

Shape complexity increases and cost remains constant

Items

Metal Injection Molding (MIM)

Powder Metallurgy (PM)

Investment

Machining

Pressing

Density

98%86%98%100%100%

Tensile Strength

High

Low

High

High

High

Surface Finish (Su)

High

Middle

Middle

High

High

Miniaturization Ability

High

Middle

Low

Middle

High

Thin-Wall Capability

High

Middle

Middle

Low

High

Complexity

High

Low

Middle

High

Low

Design Tolerance

High

Middle

Middle

Middle

Low

Production Capacity

High

High

Middle

Medium-High

Middle

Material Range

High

High

Medium-High

High

Middle

Supply Capacity

High

High

Middle

Low

High