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Working Principle:

A pull rod is inserted through the hot-repair side nozzle hole. The pull rod is rotated to block the upper nozzle. A hollow hydraulic cylinder pulls the pull rod, quickly and completely removing the upper nozzle from the nozzle hole in the base brick. This significantly reduces labor intensity and improves work efficiency.

Spring Load Tester – Automatic Tension and Compression

Spring Pressure Tester – Manual Screw

Spring Load Cell – Manual Lever