Weldotron 7121 Conveyorized Heat Tunnel Packaging Machine

***Manufacturer's Information:

The Weldotron Model 7121 is a versatile, heavy-duty industrial shrink tunnel designed to produce uniform shrink on a wide range of product sizes and shapes. It features variable controls for temperature, air velocity, and conveyor speed.

Specifications:

- Tunnel Opening (Aperture): ~16" Wide x 8" High (may vary slightly by unit).
- Heating Chamber Length: Around 47 inches.
- Conveyor: Roller conveyor, width varies (e.g., 12" mesh belt), with variable speed.
- Controls: Adjustable temperature, variable speed (conveyor/blower).
- Electrical: Often 220V, 1 Phase, 60 Hz, but can be rewired for different voltages (e.g., 3 Phase).
- Overall Dimensions (Approx.): 74"L x 34"W x 61"H (can vary)

Features:

- The Weldotron 7121 is built with heavy-duty structural steel and mounted on casters for durability and mobility in a plant environment. Key features and specifications include:
- Tunnel Aperture: Typically 16 inches wide x 8 inches high. Other configurations may exist.
- Heating Chamber: The heating chamber is approximately 46 inches long.
- Heat Control: Features precise thermostatic control, adjustable from 0 to 450 degrees F.
- Airflow: Includes a heavy-duty blower with variable air velocity control and adjustable heat patterns to ensure an even shrink.
- Conveyor: Equipped with a variable-speed, silicone-covered live (rolling) roller conveyor system.
- Electrical: Common configurations are 220V or 230V, single phase, 35 amps.
- Efficiency: Designed with double entry and exit curtains to minimize heat loss and maximize efficiency.