Quality Control
- Professional slurry pump manufacturer and pump solutions provider -
Strictly following ISO9001:2015 quality management system.
Zidong Pump company has been focusing on occupational safety protection and employees' physical health.
Our company has produced zero accidents and occupational diseases for 10 consecutive years.
Quality program control instructions:
| Stages of production | Quality control activities |
| Casting model selection | Newly built, lost foam, aluminum |
| Raw material selection | Stable source,full new brand |
| Raw material arrival | Material chemical analysis |
| Casting and composition | Material analysis before stove |
| Material analysis after stove | |
| Ready part analysis | |
| Key component machining | Dimension precision inspection |
| Impeller balancing | |
| General assembly | Super bearing assembly components |
| Rich experience engineer operation | |
| Hydraulic static test | |
| Performance test of pump unit | Capacity and head |
| Vibration and noise | |
| Bearing temperature | |
| Final inspection | Packaging of pump unit |
| Documents | |
| Spare parts and accessories |
Zidong Factory Quality Control Equipment
