Quality Assurance

At Michigan Gear, quality is our top priority. With our ISO 9001 certification, IATF16949 quality management system and ISO 14001 environmental system certification, We take quality control seriously and follow strict guidelines and standards to ensure that every product/service we provide meets or exceeds our customers’ expectations.

We will provide comprehensive support throughout the product design, prototype test, production and after-sales process. Rely on the expertise and experience of our team to provide fast, reliable and first-class service.

Quality Control Process

Design Review

Material Inspection Lab

1. Chemical composition test of raw materials
2. Analysis of mechanical properties of materials

The raw material intended for gear manufacturing is tested to ensure the necessary properties, such as strength, toughness, and wear resistance, meet the required standards.
Testing equipment used may include:
High-precision Metallographic Microscopes produced by Olympus, Micro Hardness Tester, Spectrograph, Analytical Balance, Hardness Testers, Tensile Testing Machines, Impact Testers and End Quenching Tester etc.

Dimensional Inspection

The inspection also includes measuring the surface profile and roughness, back cone distance, tip relief, pitch line runout, and other critical gear parameters.

German Mahr High Precision Roughness Contour Integrated Machine.
Swedish Hexagon Coordinate Measuring Machine.
German Mahr Cylindricity Measuring Instrument.
German ZEISS Coordinate Measuring Machine.
German Klingberg Gear Measuring Instrument(P100/P65).
German Mahr Profile Measuring Instrument etc.

Reports

We will provide Quality Documents for your approval before shipping.

Our Promise