Greene Tweed’s Chemraz® 564 LT (80 durometer) delivers exceptional performance in severe low temperatures – maintaining excellent sealing integrity at high pressures and in temperatures as low as -40°F (-40°C). Chemraz® 564 LT delivers exceptional chemical resistance as our other market-leading compounds, along with a wide temperature range of -40°F to 445°F (-40°C to 230°C). This new material also provides excellent compression set and thermal shock resistance, allowing these seals to be used in a wide variety of industry applications. The material also allows for greater flexibility in tooling due to a comparable shrink rate with our other high-performance sealing solutions.