Magnetic Thread Disc
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AOP magnetic thread disc is the best choose to fixing sockets inserts to steel formwork if your precast concrete mold is steel. It can reuse many times. AOP magnetic thread disc need a plane surface on the steel formwork. Oil surface will protect the magnetic thread disc. The sockets or inserts must be thread together, then magnetic force to steel formwork or mold. The magnet adhesion area must be clean and unevenness must be removed so that the adhesion force is not reduce. Any heating of the magnetic thread disc is not admissible, or the magnetic will be damaged.