QUALITY ASSURANCE
Our comprehensive quality management system ensures every product meets the highest standards of performance and consistency.
OUR QUALITY PHILOSOPHY
Quality is the foundation of everything we do at Dingshuo Abrasives. Our ISO 9001:2015 certified quality management system encompasses every stage of production, from raw material selection to final product delivery.
We believe that quality is not just a department or a final inspection step — it is a culture that permeates every aspect of our organization. From the way we select raw material suppliers to how we train our production staff, quality thinking guides every decision.
Our quality management system is certified to ISO 9001:2015, providing a structured framework for continuous improvement and consistent delivery of products that meet customer requirements.
QUALITY CONTROL STAGES
Raw Material Inspection
All incoming materials are tested and verified against specifications before entering production.
- Supplier qualification and audit program
- Incoming material inspection for every batch
- Chemical composition verification
- Physical property testing (hardness, grain size)
- Traceability documentation for all materials
In-Process Control
Statistical process control and regular inspections throughout the manufacturing process.
- Statistical process control (SPC) monitoring
- Dimensional checks at each production stage
- Bond strength testing during production
- Weight and balance verification
- Visual inspection by trained operators
Final Inspection
Comprehensive testing of finished products including dimensional, performance, and visual checks.
- Comprehensive dimensional measurement
- Performance testing on representative samples
- Balance and vibration testing for rotating products
- Visual and surface quality inspection
- Packaging integrity verification
Quality Guarantee
We stand behind every product we ship. Non-conforming products are replaced at no cost, with full refund available for unresolvable quality issues.
- Full replacement for non-conforming products
- Refund policy for quality-related issues
- 24-hour response to quality complaints
- Root cause analysis and corrective action
- Continuous improvement commitment
TESTING CAPABILITIES
Our in-house testing laboratory is equipped with advanced instruments to verify product performance against specifications. All critical parameters are tested before products are released for shipment.
CERTIFICATIONS
Our products and quality management system meet international standards and certifications required by major global markets.
OUR QUALITY GUARANTEE
We stand behind every product we ship. Non-conforming products are replaced at no cost, with full refund available for unresolvable quality issues.