Molds & Tooling
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HDPE bottle mouth thread flash
Fenómeno del problema
Flash at the HDPE bottle mouth thread, poor cap screwing.
Análisis de la causa
Large fit gap of the bottle mouth mold or worn cutting edge; high blowing pressure squeezes material into the fit seam.
Solución
①Overhaul the bottle mouth mold fit and cutting edge; ②adjust the blowing pressure; ③check clamping; ④regularly replace wearing parts.
Conclusión clave
Bottle mouth flash = a signal of mold fit wear.
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