
Tension Jack for Prestressing (YDC2500). Enhanced Seal Performance: New seals and special alloy steel improve seal life and performance by 20%. Overpressure Protection: Integrated overpressure valve prevents damage from excessive pressure. High Bearing Capacity: Improved wire disc and flanged disc structure strengthens oil pressure bearing. Wide Application Range: Suitable for textile, garment, conveyer, packaging, marine, and agricultural machinery. Customizable Configuration: Optional preventing turn device available to stop jack rotation during stressing. Robust Material Construction: Made of cast iron with flame-retardant, anti-static, and oil-resistant features. ISO 9001 Certified: Manufacturing process meets ISO9001: 2000 certification standards. High Temperature Resistance: Designed to withstand extreme heat conditions during operation.