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CHINGYUAN · Products

QSI-69 · No-rinse silicon-crystal film treatment

Film treatment after cleaning, with automated-line applications subject to evaluation. No-rinse finishing requires validated process conditions.

CHINGYUAN / QSI-69

No-rinse silicon-crystal film treatment

Film treatment after cleaning, with automated-line applications subject to evaluation. No-rinse finishing requires validated process conditions.

Substrate
Steel, cold-rolled and galvanized sheet
Method
Spray / immersion, subject to line review
Packaging
25 kg / drum

Values are trial references; RT means ambient temperature. Confirm TDS, SDS and component trials before production. English packaging is a website illustration.

Selection / quote / sample ↗

Selection questions

Does no-rinse treatment eliminate precleaning?

No. Review cleaning and upstream rinsing first. No-rinse finishing depends on the selected chemistry and validated process.

How should conversion treatment be matched to coating?

Review substrate, degreasing, upstream rinsing, conversion chemistry and coating requirements together. Trial the full process on actual components against agreed adhesion and corrosion criteria.

What should I provide for sample evaluation?

Share alloy grade, contamination, equipment, available temperature, downstream requirements and component photos, together with finish and acceptance criteria.

Can website trial parameters be used directly in production?

Website conditions support initial selection. Obtain model-specific TDS and SDS and validate actual components, equipment, water quality and downstream requirements before production. Do not interchange model parameters.

The right solution starts with a conversation.

Tell us about your substrate, process and goals.

Talk to our team
Submit your requirements and component photos for follow-up by our sales team.