Automatic Cannabis Flower Packaging Machine for Premade Pouches
| Automation Level | Basic |
|---|---|
| Max Speed | 80 per minute |
| Package | Gusseted Bag, Pillow Bag |
| Customizable | Can be modified to your specific requirements. |
Automatic Cannabis Flower Packaging for Accurate Low-Weight Pouches
Manually weighing and filling cannabis flower may work at a small production volume. Once orders increase or more package sizes are introduced, however, manual packing quickly becomes a bottleneck.
Small overfills across 1 g, 3.5 g, 7 g, and 14 g packages can add up to significant product giveaway. Inconsistent portions, slow pouch filling, repeated handling, and unreliable daily output also make it harder to scale production.
The Smart Weigh cannabis packaging machine combines a precision multihead weigher with an automatic rotary premade pouch packing machine. It automatically completes product feeding, weighing, pouch pickup, zipper opening, filling, heat sealing, coding, and finished-pouch discharge.
The system is designed for solid cannabis and hemp products including:
- Cannabis flower and buds
- CBD flower
- Hemp flower
- Milled flower and shake
- Solid CBD edibles
- Cannabis gummies
This configuration is intended for free-flowing solid products. CBD oil, concentrates, and powders require different filling or dosing equipment.
Supported premade package formats include:
- Flat pouches
- Stand-up pouches
- Doypack pouches
- Resealable zipper pouches
- Child-resistant zipper pouches after pouch sample testing
※ FEATURES
For high-value cannabis flower, packing more product than the label requires is not a small problem. Even a fraction of a gram of repeated overfill can become a serious profit leak over thousands of packages.
Manual and semi-automatic packing methods may also create:
- Inconsistent net weights
- High product giveaway
- Excessive product handling
- Unstable daily output
- Slow changeovers between package weights
- Pouches that are not fully opened or sealed
- Heavy dependence on skilled operators
An automatic cannabis flower packaging machine helps stabilize both portion weight and packaging output. Stored product recipes also make it easier to switch between common retail weights without rebuilding the process from scratch.
※ COMPLETE PACKAGING PROCESS
A typical cannabis pouch packaging line completes the following steps:
- Bulk product feeding
- Controlled product distribution
- Multihead combination weighing
- Automatic pouch pickup
- Zipper opening
- Pouch opening and detection
- Cannabis flower filling
- Optional nitrogen flushing
- Heat sealing
- Batch or date coding
- Finished-pouch discharge
The system can be configured with no-pouch/no-fill and pouch-opening detection functions to reduce empty, incorrectly filled, or wasted pouches.
Optional inspection and downstream equipment includes:
- Checkweigher with reject system
- Metal detector
- Date and batch coder
- Labeling machine
- Nitrogen flushing system
- Finished-pouch accumulation conveyor
- Automatic cartoning or case packing
※ LOW-WEIGHT MULTIHEAD WEIGHER
The multihead weigher is the core of the cannabis packing system.
Instead of relying on one large weighing hopper, the machine calculates weight combinations from multiple smaller hoppers. This helps it reach low target weights faster while limiting unnecessary overfill.
Compared with manual portioning or basic volumetric filling, a multihead weigher provides:
- More consistent package weights
- Lower product giveaway
- Faster weighing cycles
- Automatic weight combination
- Recipe storage for multiple SKUs
- Less operator-to-operator variation
Depending on the flower structure, density, stickiness, and target weight, the weighing system can be configured with:
- Small-capacity weighing hoppers
- Controlled vibration settings
- Customized product-contact surfaces
- Reduced drop distances
- Gentle product discharge
- Removable product-contact parts
The final hopper design and operating parameters should be determined through product testing. Dense buds, loose flower, and milled shake do not flow in exactly the same way.
※ ROTARY PREMADE POUCH PACKING MACHINE
The eight-station rotary packing machine automatically handles each pouch through a continuous packaging cycle.
A typical station arrangement includes:
- Pouch feeding
- Coding
- Zipper opening
- Pouch opening and detection
- Product filling
- Product settling or optional gas flushing
- Heat sealing
- Finished-pouch discharge
The machine is suitable for branded premade pouches that offer a more premium shelf presentation than standard pillow bags.
Key functions include:
- Automatic pouch feeding
- Adjustable pouch grippers
- Zipper-opening device
- Pouch-opening detection
- Intelligent sealing-temperature control
- PLC and touchscreen operation
- Stored packaging recipes
- Safety-door interlock
- No-pouch/no-fill control
Actual child-resistant pouches should be tested before the machine is finalized. Zipper stiffness, pouch thickness, opening force, and sealing area can all affect automatic pouch handling.
※ TECHNICAL SPECIFICATIONS
| Item | Specification |
|---|---|
| Application | Cannabis flower, CBD flower, hemp flower, solid edibles |
| Target Weight | 1–50 g |
| Packaging Speed | Up to 30–50 pouches/min |
| Typical Weighing Accuracy | ±0.2 g |
| Packing Machine | Eight-station rotary premade pouch machine |
| Pouch Type | Flat pouch, Doypack, stand-up pouch, zipper pouch |
| Pouch Width | 50–180 mm |
| Pouch Length | 80–280 mm |
| Pouch Material | Heat-sealable laminated film |
| Machine Material | SUS304 stainless steel |
| Control System | PLC and touchscreen |
| Optional Functions | Coding, nitrogen flushing, checkweighing, metal detection |
Final speed and accuracy depend on bud size, product density, target weight, pouch design, and required inspection process. Product and pouch testing is recommended before confirming the line.
※ OPTIONAL END-OF-LINE AUTOMATION
The cannabis weighing and pouch packing machine can operate as a standalone system or become part of a more automated packaging line.
Available automation options include:
- Automatic product feeding
- Checkweighing and rejection
- Metal detection
- Batch coding
- Automatic labeling
- Pouch counting
- Carton loading
- Case sealing
- Robotic case packing
For regulated products, a checkweigher is strongly recommended. It provides an additional weight-control step after the pouch has been filled and sealed and automatically removes packages outside the preset tolerance.
Coding and labeling equipment can also be integrated according to the batch identification and traceability process used at the production facility. Final package compliance remains dependent on the selected pouch, label content, and applicable local regulations.
※ MACHINE ADVANTAGES
| Feature | Production Benefit |
|---|---|
| Low-Weight Multihead Weigher | Controls portions and reduces product giveaway |
| Automatic Pouch Handling | Reduces manual pouch opening and filling |
| Premade Pouch Compatibility | Supports premium stand-up and zipper pouches |
| Pouch Detection | Helps prevent filling when a pouch is missing or unopened |
| Recipe Storage | Speeds up changes between package weights |
| Adjustable Sealing Control | Supports different pouch materials and thicknesses |
| SUS304 Construction | Provides durable product-contact surfaces |
| Modular Line Design | Allows inspection and end-of-line equipment to be added |
※ WHY CHOOSE SMART WEIGH
Smart Weigh specializes in precision weighing and integrated packaging systems for products that cannot be handled reliably by a one-size-fits-all machine.
We provide:
- Low-weight multihead weighing expertise
- Product and pouch sample testing
- Customized hopper and feeding designs
- Complete pouch packaging line integration
- Inspection and end-of-line automation
- Installation, training, and technical support
- Regional service support in the USA
With more than a decade of packaging experience and over 1,000 successful installations worldwide, Smart Weigh can supply more than a standalone cannabis packing machine. We can design the complete process from product feeding and weighing through pouch sealing, inspection, coding, and secondary packaging.
※ GET A CUSTOM CANNABIS PACKAGING SOLUTION
The correct configuration depends on much more than the name of the product. Flower density, bud size, target weight, pouch construction, and expected output all affect machine selection.
To prepare an accurate proposal, please provide:
- Product type
- Target package weights
- Minimum and maximum bud size
- Approximate bulk density
- Required production speed
- Pouch dimensions
- Pouch material and thickness
- Zipper or child-resistant closure type
- Number of SKUs
- Required coding and labeling
- Checkweigher or metal detector requirements
- Available factory layout
Contact Smart Weigh to discuss your cannabis flower packaging project and receive a customized machine configuration, layout, and quotation.
※ FREQUENTLY ASKED QUESTIONS
Can the machine pack 1 g, 3.5 g, 7 g, and 14 g cannabis flower?
Yes. Multiple target-weight recipes can be stored in the touchscreen. Actual accuracy and speed should be verified using the customer’s flower or a legally acceptable representative test product.
Can it handle child-resistant cannabis pouches?
Potentially, but the actual pouch must be tested. Child-resistant zipper designs require different opening forces, and some pouch structures are more difficult to automate than standard zipper pouches.
Can the same machine fill CBD oil or concentrates?
Not with the multihead weigher shown on this page. Oils and liquid concentrates require a pump or liquid filling system. Powders usually require an auger filler.
How is underweight or overfill controlled?
The multihead weigher controls the amount discharged into each pouch. An optional checkweigher can inspect every sealed pouch and reject packages outside the preset weight tolerance.