... Silicone hose 1.Material:100% food grade Silicone hose 2.Hardness: 30~90 Shore A 3.PAHS,REACH,FDA approved 4.Flexible,Du sell Silicone Tubing / Silicone ... , tolerance can be ±5 shore A, for special products, The tolerance could be reached:±3 shore A.3. FDA, REACH, PAHS ... & weather resistant, Low & high temperature resistant and Non-poisonous.5. Operating temperature: -70 to +220°C.6. Out diameters ...