Sealing systems
Offering in-line sealing systems and on-board sealing systems
Natro Tech’s in-line sealing systems are engineered to increase the productivity without modifications at the customer’s site. It has a limited physical space of only 3 to 5 metres in length and comes in two versions: 1800 bags/hour or 2400 bags/h. This sealing system is suitable for industrial paper bags with an external sealing valve.
The on-board sealing system is designed so that it can be installed on older and newer machinery, e.g. air or impeller packers. The system consists of two parts: the ultrasonic sealing unit and the discharging system.
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 | In-line sealing system | On-board sealing system |
Valve Size  |
from 90 to 200mm  |
from 90 to 200mm  |
Output  |
1800 or 2400 bags/h  |
100 to 240 bags/h  |
Valve type   |
External sealing valve  |
External sealing valve  |
Machine dimensions   |
From 3 to 5 m in length  |
Filling machine dimension  |
  |
 |
20 kHz or 30 kHz  |
Sealing Systems are suitable for the following industries:
Developed to filling granular or powdery products at high speed into valve bags.
Bags can be placed onto the filling spout conveniently through an automatic bag applicator.
Developed for filling very fine powdery products (<3 mm) at high speed into valve bags.
Meeting the need of high output production.
Great flexibility to satisfy all requirements.
Ideal for medium and low production output.
Offering in-line sealing systems and on-board sealing systems
Various types of weighing systems for optimized productivity, providing various types of statistics.