Quality Control

Experienced engineers with strict supervision from input to output

Highlights

International-standard laboratory

ISO/IEC 17025:2017 by the Quality Accreditation Office - MOST

Professional team

Well-trained engineers in quality control

Rigorous inspection process

Control at every stage from raw material to finished product

Continuous improvement

Apply TQM - Total Quality Management

Quality control process

1
Raw materials
Inspect stones
2
Production
Monitor process
3
Semi-finished
Analyze samples
4
Finished goods
Final inspection
5
Packaging
Quality confirmation

Testing parameters

Testing parametersMethod
Chemical composition analysisXRF, AAS
WhitenessWhiteness meter
Particle size distributionLaser Diffraction
MoistureThermo-gravimetric balance
Specific gravityPycnometer
pHpH meter
Coating contentGravimetric method
Oil absorptionASTM method

Certificates & Standards

Recognized and certified by reputable organizations domestically and internationally

ISO/IEC 17025:2017
ISO 9001:2015
ASTM Standards