Quality Control
There is a strict quality control system, and our products have passed strict audits before delivery to customers. It includes raw material inspection, matrix inspection, production process inspection, semi-finished product control, finished product inspection and other aspects of quality control.
Quality Control Process
01 Diameter inspection
02 Thickness inspection
03 Arbor inspection
04 Flatness inspection
05 Side clearance inspection
06 Tension inspection
07 Safety bending test
08 Tension test
Core Drill Barrel Quality Control System
Core Drill Barrel Inspection
1) Appearance
2) External diameter
3) Connector dimension & thread
4) Tube thickness
5) Tube Length
6) Radius-ran out
01 Visual inspection
02 Steel core inspection
03 Safety inspection
04 Metallography
05 Cutting performance test
06 Side clearance inspection
07 Tension inspection
Product Test
Test Material
Test Equipment
Testing Process
C30 Concrete
Pavement Block
Local Granite
635 Granite
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