OEM & Custom Solutions, Gear Reducer Manufacturer Since 1965

Quality Control and Certificates

Quality Checkpoints

Incoming Check
Process Control
Assembly Check
Final Inspection

Inspection focus

Gears & Shafts

Gear tooth condition, surface quality, hardness, shaft diameter, keyway, and fit tolerance are checked according to product requirements.
Gear accuracy Hardness Shaft fit

Housing & Mounting

Housing surfaces, bolt holes, flange interfaces, foot mounting, and installation dimensions are reviewed to reduce assembly mismatch.
Mounting surface Interface check Dimension control

Bearings & Seals

Bearing installation, seal direction, oil seal condition, and lubrication path are checked to support stable running and leakage control.
Bearing fit Oil seal Lubrication

Assembly & Running

Rotation smoothness, abnormal noise, vibration, backlash, temperature trend, and fastener condition are checked before release.
Noise Vibration Backlash

Nameplate & Package

Model number, ratio, motor data, mounting position, package marking, quantity, and shipment protection are confirmed before delivery.
Model confirmation Package check Shipment release
Machining Accuracy for Component Fit
Assembly Checks for Reliable Operation

Certificate Support

Certificates, inspection records and compliance documents can be provided according to product series, order requirements and destination market.

ISO 9001 Quality Management System

Quality management is organized around process control, inspection, records, and continual improvement.

Product-related Certificates

CE, SGS, or other product-related documents are confirmed by reducer series, configuration, and destination market.

Inspection Records

Inspection records are available for selected OEM, distributor, or project orders according to order scope and documentation requirements.

StarShine CE Certificate for Three-Phase Induction Motor
StarShine ISO 9001:2015 Quality Management System Certificate

Need certificates or inspection documents?

Send the product series, model, order requirement and destination market.

Contact StarShine

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