Faqs

 Faqs
  • How long is the service life of a DESHENG valve paper bag machine?

    With proper maintenance, DESHENG machines typically offer a service life of 10–15 years, thanks to robust structures, high-quality components, and stable operating systems.

  • Is operator training provided for new buyers?

    DESHENG offers comprehensive on-site or remote training, covering machine operation, troubleshooting, maintenance, and safety procedures.

  • Can I integrate DESHENG valve bag machines into an existing production line?

    Yes. Our equipment is designed with flexible interfaces, allowing easy integration with printing machines, cutting machines, and automated filling systems.

  • What factors affect the bonding quality of paper bag bottom pasting?

    Key factors include glue viscosity, pressure setting, paper material, pasting temperature, and machine calibration. DESHENG machines ensure stable bonding with optimized glue control systems.

  • Do DESHENG machines support automatic error detection or alignment correction?

    Many of our models are equipped with automatic alignment systems, fault alarms, and precision sensors to improve accuracy and reduce waste rates.

  • Can DESHENG machines produce different valve types?

    Yes. Our machines can manufacture inner valve, outer valve, and reinforced valve bags, suitable for a wide range of industrial packaging needs.

  • What is the maintenance requirement for DESHENG paper bag machinery?

    Maintenance mainly includes regular lubrication, glue system cleaning, roller adjustment, and inspection of moving parts. DESHENG machines are engineered for easy maintenance and long-term durability.

  • Are DESHENG valve bag machines suitable for multi-layer kraft paper bags?

    Yes. All DESHENG equipment can process 2–4 layers of kraft paper, including reinforced designs, ensuring strong and durable bag structures.

  • What glue types can be used on DESHENG paper bag bottom pasting machines?

    Our machines support water-based glue, hot-melt adhesive, and eco-friendly glue formulations, allowing customers to choose according to their material and bonding strength requirements.

DESHENG SMART MACHINERY

DESHENG SMART MACHINERY

Driving the Industry to New Heights.Efficiency Redefined, Innovation Unleashed.