Hernon EF Cleaner 62 is a non-CFC industrial solvent which removes oil and grease completely. EF Cleaner 62 is a non-aqueous, hydrocarbon based cleaning solvent that prepares the surface for bonding with Hernon adhesives and sealants. EF Cleaner 62 has no effect on the speed of cure or final strength of Hernon adhesives, other than providing a clean surface for good adhesion and adhesive cure. EF Cleaner 62 is compatible with metals, many plastics, and elastomers in accordance with ASTM D543.