Shot Blaster Blade Replacement Guide

Blade Wear Assessment Standards

Replacement Signals

1. Visual inspection: Edge wear exceeds 30% of original thickness
2. Weight reduction: Single blade weight reduced over 15%
3. Efficiency drop:明显 reduced blasting volume in same time
4. Surface quality issues: Uneven treatment marks on workpiece
5. Abnormal noise:明显 changed operating sound

Inspection Schedule

• High-frequency use: Check every 2 weeks
• Normal use: Check monthly
• Intermittent use: Check quarterly

Replacement Steps

Preparation

1. Disconnect power, ensure complete stop
2. Clean area around blaster
3. Prepare new blades and tools (wrench, screwdriver)

Replacement Process

1. Remove old blades

   • Loosen fixing bolts
   • Remove worn blades
   • Check blade holder wear

2. Clean and inspect

   • Clean blade installation slots
   • Check impeller wheel and control cage condition
   • Replace if necessary

3. Install new blades

   • Install in correct direction
   • Ensure tight fit with blade holder
   • Tighten bolts to specified torque

4. Test run

   • Low-speed check installation status
   • Normal speed no-load run for 10 minutes
   • Check vibration and noise

Important Notes

Safety Points

• Must disconnect power, never replace while energized
• Wear protective gear (gloves, goggles)
• Be careful of sharp blade edges

Technical Points

• Replace all blades together for balance
• Use original specification blades
• Regularly check and tighten bolts

Procurement Tip: We provide blades for various blaster models including Q and KT series. Bulk purchase discounts available. Maintain inventory to reduce downtime.