Heat Seal SB3422 Shrink Banding Tunnel

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The SB3422 is a heavy-duty shrink banding tunnel designed for high-speed tamper-evident banding of bottles, jars, and containers. With a 22" wide x 10" high tunnel opening, digital temperature control, and high-velocity airflow, it delivers consistent, professional-grade shrink performance for demanding packaging environments.

Key Features

🔷 Digital tunnel temperature control
🔷 High-velocity airflow with adjustable side air manifolds
🔷 Automatic cool-down cycle extends heater life
🔷 High-temperature limit switch for safety
🔷 Intralox high-temperature variable-speed conveyor
🔷 Live/dead roller conveyor with 1/2" diameter rollers spaced at 2"
🔷 Unique pre-shrink feature allows for 25% more bottom shrink
🔷 Adjustable conveyor speeds up to 70 feet per minute
🔷 Heavy-gauge adjustable-height console with levelers and 3" casters
🔷 Open coil heating element guaranteed for 10 years

Specifications

Applications

🧴 Tamper-evident banding for bottles, jars, and containers
🍶 Shrink banding for food, beverage, pharmaceutical, and cosmetic products
📦 Suitable for high-speed packaging lines requiring consistent shrink results

Benefits

✅ Consistent and uniform shrink results for tamper-evident packaging
✅ Durable construction ensures long-term reliability
✅ Adjustable settings accommodate various product sizes and speeds
✅ Easy integration into existing packaging lines
✅ Energy-efficient design with automatic cool-down cycle