Product Overview

The Keypack Intelligent Granules Pouch Feeding Machine for Pre-made Bags is a semi-automatic solution designed for metering and packaging granular materials in the food, pharmaceutical, and chemical industries. It is suitable for candies, puffed food, small biscuits, coffee beans, roasted nuts and dried fruits, granulated sugar, pharmaceutical granules such as Banlangen Granules and Chaihu Granules, as well as hardware small screws and other free-flowing granular products.
This pre-made pouch packaging machine integrates pouch feeding, weighing, filling, and sealing into a stable system. Combined with PLC touch screen control and compatibility with multi-head weighers and linear weighing scales, the machine delivers reliable weighing accuracy and efficient operation. It is an ideal choice for manufacturers seeking a granule weighing and bagging machine or pre-made bag filling and sealing machine for diversified granular packaging applications.

Key Features and Machine Characteristics

• PLC Control with Touchscreen HMI
  The Keypack Intelligent (Kunbupack) pre-made pouch granule packing machine is equipped with a PLC control system and human-machine interface (HMI), allowing easy operation, parameter setting, and stable control throughout the pouch filling and sealing process.

• Frequency Conversion Speed Regulation
  A frequency conversion speed control device enables stepless speed adjustment within the specified operating range, supporting flexible production requirements and improving adaptability for different granular materials.

• Automatic Pre-made Pouch Width Adjustment
  The pouch width can be conveniently adjusted via a rocker mechanism, enabling fast changeover between different pre-made bag sizes and improving efficiency in pre-made pouch packing operations.

• Oil-Free Vacuum Pump for Clean Operation
  An oil-free vacuum pump is used for pouch handling, helping to avoid environmental pollution and ensuring clean and stable operation, especially suitable for food packaging machinery and pharmaceutical packaging applications.

• Food-Grade 304 Stainless Steel Construction
  All parts in contact with granular materials are made of 304 stainless steel, complying with food hygiene standards and making the machine suitable for snack packaging equipment, pet food packaging machines, and agricultural product packing applications.

• Compatibility with Multiple Feeding and Weighing Equipment
  The machine can be used with Z-type feeding conveyors, inclined conveyors, vacuum feeders, combination weighing scales, linear scales, and multi-head weighers to form a semi-automatic or automatic granular packaging line, enhancing flexibility across food, chemical, and pharmaceutical industries.

Application Areas

• Food Industry
  Candies, puffed snacks, biscuits, coffee beans, roasted nuts, dried fruits, granulated sugar, and other snack and food granule packaging applications.

• Pharmaceutical Industry
  Pharmaceutical granules such as Banlangen Granules, Chaihu Granules, and other granulated medicinal products requiring accurate weighing and hygienic packaging.

• Pet Food Industry
  Granular pet food products packaged using pre-made pouch filling and sealing machines.

• Chemical & Hardware Industry
  Small hardware parts such as screws and other granular chemical or industrial materials requiring controlled weighing and pre-made bag packaging.

• Granular Pre-made Pouch Packaging Lines
  Suitable for integration into semi-automatic or automatic pre-formed bag packing machines, weighing type pre-made bag packagers, and complete granular packaging lines.