PP Strapping Production Line

Technical parameters

·  PET from 100% bottle flakes

·  PP from PP+additives material

Material drying and extrusion system

※High effective PET pre-crystallization, dehumidifying &dry system, and PET efficient freezing and dehumidifying system as option.

※Single and twin screw extruders are available for selection;

※Extruder can use 100% bottle flakes

※With automatic ratio, mixing system for raw materials, additives, etc.

Casting die head device

※Special die steel production, good thermal stability, no deformation, compact structure, easy to replace specifications.

※Channel finishing and hard chrome plating treatment, polishing accuracy 0.02–0.06um smooth and smooth without dead Angle.

※The number of production, can be single double, four, eight production at the same time.

※Precision belt blank adjustment mechanism ensures the uniformity of each belt, and can be produced with multiple specifications in one mold.

Casting sink

※Cooling tank make from 304 stainless steel,designed for flooding water circulation.

※Automatic control of the water level system.

※Automatically control water temperature system.

※Lifting tension and water removal system to maintain tension.

Stretching machine and Stretching oven

※Stretching machine is frequency control, mold temperature machine control roller surface temperature.

※The oven is made of high-performance insulation layer to save energy and better maintain the constant temperature of the strap.

※Airflow speed control device, adjustable airflow and belt parallel direction.

Heat setting and cooling system

※Conducive to rapid heat setting of the strap after stretching to eliminate internal stress.

※The heat body is made of high-performance insulation layer to save energy and better maintain the constant temperature of the strap.

※PID temperature control system.

※Cooling system function to control the complete cooling and crystallinity of the strap, ensuring stable size of the strap.

Hydraulic embossing device

※High-precision embossing roller to ensure the accuracy and consistency of the belt pattern.

※Up and down roller synchronous control embossing system,adjustment system facilitates precise adjustment of the center axis and position of the embossing roller.