Specifically developed for high pressure ammonia heat pumps. HP-717 has been formulated to resist viscosity dilution as well as providing excellent protection against wear and deposit formation which is critical for these high-pressure applications.

Next Lubricants Ammonia refrigeration lubricants are proven to offer superior cold temperature fluidity, and lower oil carryover rates. This has been achieved through a decades long research and development effort and a strong collaboration with OEMs throughout the industry. Next Lubricants has also become a leading developer of lubricants for high pressure ammonia heat pumps and ultra-cold refrigeration systems.
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