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HAL Flux EC2 RDZ-1643

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HAL Flux EC2 (RDZ-1643) is the definitive flux for any type of Hot Air Leveled circuit board. This flux is especially recommended for dry film solder mask surface mount boards, the most difficult type of board.

HAL Flux EC2 (RDZ-1643) is based on organic acids, and does not contain hydrazine salts (as do many HAL fluxes), thus is safe for both personnel, and expensive equipment.

HAL Flux EC2 (RDZ-1643) rinses easily and completely, and will help panels pass SIR/ionic contamination testing.

For ideal results, preclean panels with Pre-HAL Cleaner (RD-08) then with HAL Cleaner (RD-14) immediately prior to flux application.

HAL Flux EC2 (RDZ-1643) is used as supplied.

Cover panels completely with HAL Flux EC2 (RDZ-1643), then hot air level and rinse with cool water. First rinse should overflow, or be heated slightly to prevent foaming.

Do not thin HAL Flux EC2 (RDZ-1643) with alcohol or water. Use as supplied.


HAL Flux EC2 (RDZ-1643) contains organic acids. Avoid contact with eyes, skin and clothes. Wear protective clothing and goggles. Consult Material Safety Data Sheet for further information.

May contain dissolved heavy metals after use, which must be removed before disposal. Dispose of in accordance with Federal, State and local regulations. Contact your RD Chemical representative for further information.


HAL Flux EC2 (RDZ-1643) is available in 5 and 55 gallon poly containers.

RD Chemical Company makes these recommendations in good faith, based on laboratory and field testing. Ultimate responsibility for propriety of use, however, must rest with the purchaser and user. RD Chemical Company recommends thorough testing of its products, before use.

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