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Q8 CHF 22S is a synthetic hydraulic oil with an ultra-high viscosity index (>300) that meets the certification requirements of PSA S71 2710. It aims to provide excellent performance in the temperature range of -40 ° C to 130 ° C. The waterproof Q8 CHF 22S has an extremely low pour point, excellent foam suppression performance, and is compatible with traditional sealing materials.