Back to Carton Sealers | SR20 Semi-Auto-Random Carton Sealer
SIAT SR20 Semi-Auto-Random Carton Sealer
Semi-Auto-Random
The SR20 is an automatic case sealing machine with Random Adjustment designed and engineered to handle boxes of varying dimensions. Equipped with a pneumatic system and 4-belt control, it ensures seamless sealing for overstuffed or empty boxes.
KEY FEATURES
Equipped with top and bottom drive belts, and a fast-removable taping head for easy maintenance and quick adjustments
Capable of sealing boxes with dimensions ranging from 150 mm x 140 mm x 100 mm to 500 mm x 500 mm, with a maximum output of 15 bpm and 20 m/min belt conveyor speed
Reliable performance with 4-belt box control, preventing jams and ensuring consistent sealing across various box sizes
DOWNLOAD PRODUCT BROCHURE
Founded in 1970, Siat is the market leader manufacturing company producing machines for the packaging industry.
Specifications
Details
- Seals upper and lower flaps of cardboard cases or cartons.
- Available with K11 (50 mm) or K12 (75 mm) taping heads.
- Quick release taping heads (top and bottom) for easy maintenance—no tools required.
- Pneumatic adjustment for carton box width and height.
- 4-belt control system to prevent jams, ensuring smooth operation even with overstuffed or empty boxes.
- 30m/min belt conveyor speed option for high-speed operations.
- 2 motors (130W each) for optimal performance.
- Robust dual mast frame and high-quality branded components for durability and reliability.
- Fast-removable taping head, easy motor access, and clear cable management to facilitate maintenance operations.
Saftey Features
- Lockable electric isolation switch to ensure operator safety during maintenance.
- Emergency stop button for immediate shutdown in case of malfunction.
Power Requirements
- Standard voltage: 380/415V, 50Hz, 3P+N+PE
- Power consumption: 0.26 kW
- Amps: 1.08
Carton Sizes Range (mm)
- Min. L 150 x W 140 x H 100
- Max. L ∞ x W 500 x H 500
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Consultation
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Shipping
Goods are (expertly!)
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Installation
Our experienced,

senior technicians willÂ
expertly install your new
packaging solution.
Training
CPS provides expert
training as part of the
installation of all

new equipment.
Warranty
All CPS equipment carries a 12 month (single shift) warranty (parts and labour) given normal wear and tear
Service and Repairs
Contract Packaging Systems (CPS) has experienced, senior service technicians in all states of Australia and New Zealand. Service is our prime objective at CPS – we are very proactive in maintaining your machine in pristine condition.
We service all machine brands including SIAT, Atlanta Stretch, 3M and more
All technicians carry spare parts
24/7 on demand repairs available
