- Thermoplastic elastomer, black. - Shore A 61. - Temperature range - 60 to + 135 °C. Suitable for use as peristaltic pump tubing. Very long working life. Resistant to many aggressive chemicals. Resistant to heat and ozone (does not become brittle). Closes the gap between simple elastomers (e. g. EPDM, chloroprene) and expensive polymers (Viton, silicone). - Sold as PU of 15 m. - Thermoplastic elastomer, black. - Shore A 61. - Temperature range - 60 to + 135 °C. Suitable for use as peristaltic pump tubing. Very long working life. Resistant to many aggressive chemicals. Resistant to heat and ozone (does not become brittle). Closes the gap between simple elastomers (e. g. EPDM, chloroprene) and expensive polymers (Viton, silicone). - Sold as PU of 15 m.