1. Inner Lining Rubber: Acid and Chemical Proof Rubber (NR of Synthetic) 2. Outside Rubber: Oil Abrasion Heat Proof Rubber of Chloroplene Rubber 3. Insertion Cloth for Reinforcement 4. Iron Wire for Reinforcement 5. Retaining Ring 6. Flange
1. Inner Lining Rubber: Acid and Chemical Proof Rubber (NR of Synthetic) 2. Outside Rubber: Oil Abrasion Heat Proof Rubber of Chloroplene Rubber 3. Insertion Cloth for Reinforcement 4. Iron Wire for Reinforcement 5. Retaining Ring 6. Flange