Kraftler polymer springs for draft gears provide high energy absorption and require no routine maintenance, helping to extend equipment service life. They provide reliable performance from -60°C to +60°C and excellent resistance to chemicals, grease, oils, solvents and abrasive environments. The products listed below are designed for use in draft gears.

Name Energy absorption Damping Pre-tension force Max. end force Stroke Pad diameter at full stroke
300.18.92.08> 8 kJ> 37 %≥ 34 kN≤ 180 kN≤ 92 mm175 ± 5 mm
300.21.92.09> 9 kJ> 38 %≥ 45 kN≤ 210 kN≤ 92 mm175 ± 5 mm
300.24.92.10> 10 kJ> 33 %≥ 51 kN≤ 240 kN≤ 92 mm175 ± 5 mm
300.27.92.11> 11 kJ> 40 %≥ 41 kN≤ 270 kN≤ 92 mm180 ± 5 mm
380.36.123.18> 18 kJ> 35 %≥ 40 kN≤ 360 kN≤ 123 mm185 ± 1 mm
380.41.123.20> 20 kJ> 38 %≥ 39 kN≤ 410 kN≤ 123 mm185 ± 1 mm
385.33.116.15> 15 kJ> 35 %≥ 34 kN≤ 330 kN≤ 116 mm180 ± 1 mm
385.39.116.18> 18 kJ> 37 %≥ 39 kN≤ 390 kN≤ 116 mm180 ± 1 mm