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Nachrichten über automatische Abfüllmaschinen
Mehr als 30 Jahre Erfahrung im Bereich der Technologie - Ihre zuverlässige Wahl
When packaging fine powders like cement, gypsum, dry mortars, or ultra-fine chemicals, efficiency and product integrity are non-negotiable. Traditional bagging methods often struggle with dust, product leakage, and weak seals. The solution lies in integrating a Pneumatic Valve Bag Packaging Machine with cutting-edge Ultrasonic Heat Sealing technology.

This advanced packaging system provides manufacturers with high-speed, contamination-free operation and guaranteed hermetic bag closure, protecting products from the plant floor to the end user.
The pneumatic valve bag filler, often called an air packer or air bagger, is the ideal choice for packaging fine, fluidizable powders and granular products.
Unlike mechanical auger or impeller fillers, a pneumatic filler uses air pressure to fluidize the powder, turning it into an air-suspended state. This fluidized material then flows rapidly and smoothly into the bag through the valve opening.
While the pneumatic system provides excellent filling, the innovative addition of Ultrasonic Sealing transforms a standard valve bag into a fully sealed, retail-ready package.
Traditionally, valve bags rely on the internal pressure of the product to create a “passive seal.” However, an ultrasonic sealer provides an active, hermetic closure directly on the bag valve, eliminating the risk of leakage or contamination.
| Merkmal | Ultrasonic Sealing (The Modern Standard) | Traditional Heat Sealing |
| Sealing Method | High-frequency acoustic vibrations create molecular heat, bonding the material. | Heated metal bars press and melt the plastic to form a bond. |
| Cleanliness | Vibrations shake product contamination out of the seal area, ensuring an airtight closure even with dust residue. | Product residue in the seal area often compromises the seal strength. |
| Energy Use | Highly energy-efficient; only draws power when actively sealing. Requires no warm-up time. | Requires constant energy to keep heating elements warm and ready. |
| Bag Integrity | Cool sealing process prevents thermal damage to sensitive powders or plastic bag materials. | High temperatures can scorch or degrade sensitive plastic film/valve material. |
The integrated ultrasonic valve bag sealer prevents product leakage and keeps environmental contaminants like moisture and air out, ensuring your powder maintains its quality and shelf life. This is a crucial feature for producers of premium dry mix, food powders, and reactive chemicals.
This specialized packaging line excels in industries where high precision, cleanliness, and dust control are paramount:
By choosing a system that combines the speed of pneumatic filling with the unmatched reliability of ultrasonic sealing, you are investing in a future-proof automatic bagging system that maximizes output while delivering an unparalleled level of product protection.
The Pneumatic Valve Bag Packaging Machine for Powder with Ultrasonic Heat Sealing is a state-of-the-art solution designed for accurate, clean, and efficient packaging of fine powders into valve bags. Using pneumatic feeding technology, the machine ensures smooth and controlled filling, while ultrasonic heat sealing provides strong, dust-free, and tamper-proof closure without the need for glue or stitching.
This machine is widely used in industries such as cement, dry mortar, chemical powders, fertilizers, food additives, pigments, and minerals, where product integrity and clean packaging are critical.
Pneumatic feeding system for consistent powder flow and precise weighing (±0.2%–0.5%)
Ultrasonic heat sealing for clean, reliable, and eco-friendly bag closure
Automatic bag feeding, filling, and sealing to reduce manual labor
Dust-free packaging with optional dedusting system
PLC control with touch-screen operation for easy adjustment
Robust design suitable for continuous industrial use
Enhanced packaging efficiency and productivity
Leak-proof, neat, and professional bag appearance
Reduced material waste and minimized dust emissions
Longer product shelf life with airtight sealing
Lower maintenance compared to sewing or hot glue sealing methods
Ideal for packaging:
Cement & dry mortar
Fine chemicals & minerals
Fertilizers & pesticides
Food additives & starch powders
Pigments, dyes, and other industrial powders
| Product model | GZM-50AU |
| Packaging speed | 120-200bag/h |
| Weighing range | 10-50KG |
| Tolerance scope | ±100-200g |
| Packing bag material | Non-breathable, non-heat-cut woven bags, plastic bags, paper bags, non-woven bags, etc |
| Bag form | M bag, pillow bag |
| Equipment weight | 5T |
| Machine material | The material contact part is made of ss304, and the frame is made of carbon steel |
| Rated voltage | 220v/380v |
| Installed power | 10KW |
| Adapt to the environment | Temperature: – 10~+50 ℃; Humidity 30~70% |
| Applicable materials | Particles, viscous materials |
| Barometric capacity | 0.5~0.6MPa 100m ³ |
Pneumatic valve bag packaging machine
Valve bag packing machine with ultrasonic sealing
Ultrasonic heat sealing bagging machine
Powder valve bag filling and sealing machine
Automatic valve bag packaging system
Cement powder valve bag packer
Dust-free ultrasonic valve bag packaging equipment