Jiangdun SPN threaded oil groove guide posts are quenched Gcr15 steel with hardness of 62±2HRC. Annular oil grooves and end threads facilitate installation & lubrication. All sizes pass strict testing for long-lasting wear resistance on standard mold
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Jiangdun GPA oil groove straight guide posts are quenched Gcr15 steel with hardness of 62±2HRC. Annular oil grooves realize lasting lubrication, mirror grinding ensures coaxial precision, inspected full sizes suit various mold guiding assemblies.
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