Usage A quick-drying transparent cement for balsa, other softwoods and cork. Substrate Balsa, other softwoods and cork. Coverage Depends on thickness of application. Application Directly onto the substrate. Drying time 20-30 minutes. Fully dry in 1 hour. Drying times will vary according to ambient temperature and humidity. How to clean: Excess cement should be wiped away using a damp cloth. Product is permanent once dry.