Roberlo C355 HS Hardener Standard

C355 is the standard-speed hardener in Roberlo's C series, the line that runs the Unix HS clearcoats. It is rated for use between 68°F and 85°F, which covers most working days in a temperature-controlled booth.

Working times

From the manufacturer TDS, at 68°F with Unix 450 HS: pot life 4 hours, flash-off 14 minutes. The slow C354 extends flash-off to 20 minutes; the fast C356 shortens pot life to 3 hours.

Technical data

Works with

• Unix 450 HS Clearcoat 2:1

C354 slow and C356 fast complete the series and can be sourced on request. Always confirm the mix ratio printed on the product you are catalyzing.

Handling

Hardener is moisture sensitive. Close the container immediately after use and keep application equipment completely dry.

Professional use only. Read the manufacturer TDS and SDS before use. Classified as hazardous material for transport — see shipping conditions.