QLQ Technician Resource Hub
Practical plating knowledge from the factory floor. Process optimization, defect diagnosis, maintenance protocols.
Available Technical Guides
Download free process manuals
| Guide Title | Content | Pages | Language |
|---|---|---|---|
| Barrel Plating Process Manual | 9-step: pretreatment → Cu → Ni/Sn → color → post-treatment | 24 | EN |
| Rack Plating Process Manual | 10-step: polishing → degreasing → activation → color → post-treatment | 28 | EN |
| Color Matching Guide | Rose gold, champagne, gun metal, antique. Pantone workflow | 16 | EN |
| Troubleshooting Guide | 50 common defects with root causes and on-line fixes | 20 | EN |
| Rack Maintenance SOP | Daily/weekly/monthly inspection checklists | 12 | EN |
| Post-Treatment Handbook | Passivation, e-coating, drying. REACH/RoHS | 18 | EN |
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Video Tutorials
Watch real factory demonstrations
Conceptual illustration based on reference photographs; not test evidence.Process Optimization Tips
Quick wins from experienced engineers
| Issue | Root Cause | Quick Fix |
|---|---|---|
| Blistering after 1 week | Wax removal insufficient | Extend ultrasonic time 2 min |
| Color variation between batches | pH/temp drift | Log pH and temp every 2 hours |
| Rough nickel deposit | Low brightener | Carbon treat + add brightener |
| Poor adhesion on zinc alloy | Delay >30s after activation | Reduce transfer time to <30s |
| White spots on plated parts | Hard water in final rinse | Install DI rinse at final stage |
FAQ
Are the guides free?
Yes. Create a free account to download.
Can I request a specific topic?
Yes. Contact form — our senior techs respond within 48 hours.
Do you offer on-site training?
Yes. 1/3/5-day programs at your facility.
How often are guides updated?
Every 3 months. Subscribe for notifications.
Can I contribute my tips?
Absolutely. Submit via contact form. If we publish, you get a QLQ merchandise pack.
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