● Inner rubber layer: black, oil-resistant synthetic rubber. ● Reinforcing layer: high-strength synthetic fiber wire, compressive and torsional spiral steel wire and antistatic copper wire. ● Outer layer: black synthetic rubber, oil resistant, ozone resistant, abrasion resistant. ● Temperature range: -20 degrees Celsius to +80 °C ● Recommended Use: Heavy-duty suction hose for handling gasoline or oil with up to 50% aromatic hydrocarbon content from tanker trucks, dispensing stations, etc., in winter/summer, and can withstand full vacuum.