Cleaner 665 is a heavy duty cleaner for coke.
Burnt oil and paint it is very effective for tank cleaninig .it is a solvent base compound and has no effect on metals even aluminum.

 

Usage and rate consumption

Cleaner 665 can be use clean surface by spray circulat immersion , brush and any convenient equipment if can be used meat or dituted by water depending on contamination.
For dipping a 5 – 20 percent solution can be used for 10 -45 minutes and then rinsing particle .
For circulating , preparct a 2-10 percent solution and circulate for one hour and ther rinse with fresh water.
If there is a heavy contamination use the cleaner 665 neat for 30 minutes and ther rinse the equipment.