




Key Benefits
- Forms inner and outer bags at the same time, reducing operator contact with packing materials
- Photoelectric positioning ensures accurate tag placement on every bag
- Adjustable inner and outer bag sizes to match different product formats and branding needs
- Volumetric cup filling delivers consistent 3 to 15 ml per bag with minimal giveaway
- Runs on single phase 220V 50Hz power with no need for compressed air
- Compact size fits small production spaces and allows one operator to manage the line
Application Scenarios
- Small tea producers packaging loose leaf and herbal blends for direct-to-consumer sale
- Contract packers handling short runs of multiple tea varieties with quick format changeover
- Herbal and health tea brands needing branded outer envelopes with visible tags
- Small-scale roasters or blenders upgrading from hand filling to automated inner and outer bagging
Who It Is For
- Small tea producers transitioning from hand packing to in-house automation
- Herbal and health tea brands that require branded outer envelopes and visible tags
- Contract packers serving multiple clients with different bag sizes and tag designs
- Businesses with limited floor space needing a compact automatic packing solution
Problems It Solves
- Hand packing of inner and outer bags leads to inconsistent fill volume and slow output
- Manual tag attachment causes misalignment and poor product appearance
- Lack of photoelectric positioning results in off-center tags and rejected bags
- Inconsistent bag size reduces product shelf appeal and brand consistency
- No simultaneous inner and outer bag formation increases labor and handling risk
Technical Features
- Automatic simultaneous formation of inner and outer tea bags
- Volumetric cup filling for 3 to 15 ml per bag with consistent volume
- Photoelectric positioning for accurate tag placement on outer bag
- Adjustable inner bag size from 50 to 70 mm long and 40 to 80 mm wide
- Adjustable outer bag size from 70 to 120 mm long and 60 to 90 mm wide
- Tag size adjustable from 20 to 24 mm long and 40 to 55 mm wide
- Thread length fixed at 155 mm with optional tag and thread attachment
- Runs on single phase 220V 50Hz at 3.7 kW without air supply requirement
Specifications
| Machine model | C18 |
|---|---|
| Machine type | Tea Bag Packing Machine Series |
| Packing material | Paper/Plastic, Plastic/Plastic, Plastic/Aluminum/Plastic, Paper/Aluminum/Plastic, Tea filter paper, Thread, Tag paper |
| Measuring method | Measuring cup filler |
| Filling range | 3-15 ml per bag |
| Packing speed | 40-60 bags/min |
| Inner bag size | L: 50-70 mm, W: 40-80 mm |
| Outer bag size | L: 70-120 mm, W: 60-90 mm |
| Tag size | L: 20-24 mm, W: 40-55 mm |
| Thread length | 155 mm |
| Power supply | 220V, 50Hz, 3.7 kW |
| Dimension | 1250 x 700 x 1800 mm (L x W x H) |
| Machine weight | 500 kg |
Packing Materials It Runs
- Tea filter paper for inner bags with thread and tag attachment
- Composite paper for outer bags with optional aluminum layer
- Plastic/Plastic, Plastic/Aluminum/Plastic, Paper/Aluminum/Plastic films for outer envelope
- Thread for bag tie, 155 mm long
- Tag paper for branding and product identification
How the Machine Works
- 1Film and material unwinding for inner and outer bags
- 2Simultaneous inner and outer bag formation with thread and tag attachment
- 3Volumetric cup filling with 3 to 15 ml per bag
- 4Photoelectric positioning for accurate tag placement
- 5Sealing and cutting of outer envelope
- 6Discharge of finished tea bag
Quality Control Before Shipment
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Certifications
- ISO
- CE
Customization Options
- Adjustable inner and outer bag sizes to match specific product dimensions
- Tag size and position set to match branding requirements
- Optional thread and tag attachment configured per customer need
- Power supply voltage and plug type arranged for destination market
- Film type selected from available paper, plastic, or composite options
How It Compares
| Manual inner and outer bag packing | The C18 replaces hand assembly and ensures consistent fill volume and tag placement, but requires a fixed power supply and floor space |
|---|---|
| Single inner bag machine | The C18 adds outer envelope and tag formation in one line, improving product presentation, but requires more setup time for dual bag formats |
| Heat seal machine with no photoelectric control | The C18 uses photoelectric positioning for tag accuracy, while older machines risk misaligned tags and higher rejection rates |
Use Guide
- 1Connect a clean dry single phase 220V 50Hz power supply
- 2Load the inner filter paper and outer composite film rolls according to your bag size
- 3Set inner bag size to 50-70 mm and outer bag size to 70-120 mm as needed
- 4Adjust the volumetric cup to 3-15 ml per bag and calibrate with your tea
- 5Enable photoelectric positioning for tag alignment and test run 10 bags
- 6Inspect fill volume, seal, tag position and thread attachment before full batch
C18 Automatic Tea Filter Paper Packing Machine for Small Business FAQ
What is the filling range of the C18?
3 to 15 ml per bag, adjustable via the volumetric cup filler.
How fast does it run?
40 to 60 bags per minute, depending on bag size and material flow.
Can it attach tags and threads?
Yes. Tag and thread attachment is optional and can be configured for each run.
Does it use photoelectric positioning?
Yes. Photoelectric sensors ensure accurate tag placement on every outer bag.
What power supply does it need?
Single phase 220V 50Hz, 3.7 kW. We can adjust the voltage and plug for your market.
Is the machine certified?
Sengong is certified to ISO and CE. Certificates are available on request via email or WhatsApp.
How much space and lifting capacity do I need?
The machine measures 1250 x 700 x 1800 mm and weighs 500 kg. Plan for forklift access and doorway clearance.
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Tell us your product, bag weight and hourly output. We confirm the film, the bag size and the total delivered price.












