onalConventiProducts 21P O I N T SRemove the screw spike from the tie plate.with a mallet.Use a drill to shape the hole to 24φ. Tap the repair insert into place Load (kN):6050403020100.01.0 2.0 3.0 4.0 5.0 6.0 7.0Displacement (mm)Have you ever struggled with repairing loose screw spikes?Issues: ❶ Liquid repair materials take time to harden.Our screw spike hole repair insert solves all these problems!❷ Liquid materials cannot be used on rainy or snowy days.❸ Work is difficult to perform during active train operations.□ Solid Form: Eliminates waiting time and can be used immediately.□ Suitable all weather.□ Active Track Work: Simplifies the process, allowing repairs without disrupting train operations.As the screw is tightened, the repair material expands inside, providing a secure anti-pullout effect.Main Work StepsResults of Pull-Out Strength Testing:The repair insert achieves strength equivalent to that of a screw spike.ー FFU + Screw Spikeー FFU + HDU8 + Screw Spikeー FFU + HDU8 + Screw Spike (after re-embedding HDU8 and pulling out)Made of resin, it is easy to carry and handle. Screw Spike Hole Repair Insert A repair insert for reusing screw spike holes in wooden or synthetic sleepers.
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