Quality Assurance: Measured, Logged, Verified.
Distances disappear when data is transparent. At Dawnmill, quality is not a post-production check—it is a closed-loop engineering protocol governed by our ISO 9001:2015 management system. We eliminate risk for overseas OEMs by providing traceable, sub-micron verification for every single batch.
Metrology Lab Infrastructure
Equipment Class | Brand/Model | Operational Precision / Capability |
Coordinate Measuring Machine (CMM) | Hexagon Global S Series | Volumetric Accuracy: 1.8μm // Automatic multi-point scanning |
Optical Vision Measurement System | High-Resolution Non-Contact | Sub-micron profiling for micro-slots, small orifices, and edge radii |
Surface Profile Roughness Tester | Mitutoyo Digital | Verification down to Ra 0.1μm for critical sealing surfaces |
Digital Hardness Gauges & Micrometers | Calibrated Metric Series | Complete trace log tied to heat lot numbers |
The Triple-Document Guarantee
Full Dimensional Inspection Report
Complete 100% data logs or critical-dimension tallies generated by our Hexagon CMM, mapping exact geometry boundaries against your original STEP/PDF drawings.
Mill Test Certification (MTR)
Chemical analysis and physical properties documentation proving material authenticity. Fully compliant with RoHS 3, REACH, and DFARS specialty metal criteria.
Certificate of Conformance (CoC)
oA formal corporate legal binding signed by our Quality Chief, verifying that all processing, surface finishing, and tolerances strictly align with your purchase order requirements.
Full Quality Inspection Workflow: Raw Material to Finished Product Delivery
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+8615631704237
info@dawnmill.com
Nanpi County Economic Development Zone, Cangzhou City, Hebei Province
DATA PROTECTION COMPLIANT: All transmitted data and uploaded CAD geometry are fully encrypted under secure protocols. Your intellectual property is safe with us. We strictly adhere to Non-Disclosure Agreements (NDA) prior to downloading or analyzing any drawing file.