This barium-free salt is the most economical and most commonly used neutral salt for heat treating performed within its working range. It is non-hygroscopic and relatively non-corrosive to metal and fixtures. Formulated per MIL-S-10699-B, Class 5. Information provided by Heatbath Corporation - Park Metallurgical. Heatbath/Park has been acquired by DuBois Chemicals. |