DFR Equipment Cleaner

PRODUCT
DESCRIPTION

DFR Equipment Cleaner DFR Equipment Cleaner is an acid solvent based solution, water soluble cleaner solution for the decontamination of dry film resist residue in the developing and stripping machines.
DFR Equipment Cleaner is a read y to use solution that operate at room temperature, usually, it remove the residues form the sump, pipeline and spray nozzles in 1 hour of recirculation time.
DFR Equipment Cleaner could be re-used several times.
DFR Equipment Cleaner is compatible with all plastic, rubber and metallic parts of machines.

PHYSICAL PROPERTIES

PARAMETERSRANGE
StateLiquid
pH<1.0
ColourColourless
OdourCharacteristic
Flash Point84°
CombustibilityNot Flammable
Self IgnitingNot Self Igniting
Density (at 20°C)0.93 - 0.98 g/cm3
Solubility in waterCompletely miscibile

CLEANING PROCEDURE

DFR Equipment Cleaner can be used in all standard dry film resist developing/stripping plants.

CLEANING PROCESS OF DRY FILM DEVELOPING/STRIPPING MACHINES:
1. Empty the machine and rinse with water.
2. Fill the tank with DFR Equipment Cleaner full strength, up to the maximum level.
3. Start up the spray pumps and the conveyor for 45 – 60 minutes with a temperature set at 25-30°C. (May be
necessary longer spray time in case of high build of residue).
4. Drain the tank and transfer the cleaning solution into the original drums to be re-used.
5. Fill the tank with water and spray for 15 minutes.
6. Drain the tank and repeat the rinse with working solution (NaCO3/K2CO3) for developer, for stripping machine,
just water or NaOH 2-3%.
7. Drain the tank and make up the new working solution.