Industrial Grade Sleeve Wrapping Machine has simple operation and has the feature that item can be fed manually or pneumatically. The Machine ensures that when the sealing and cutting cycle is complete the item is discharged into the shrink tunnel automatically. The Machine is used to shrink package single and multiple items and has sealing cutter that results in good sealing line, avoid the firm sticking the cutter. The Machine has double blowing motors that ensure heat distribution inside the tunnel, which leads to good appearance of finished package. The Machine has adjustable hot air guide structure inside tunnel which is energy-saving and has solid steel roller covered with durable silicone gel pipe; chain type conveying. The Industrial Grade Sleeve Wrapping Machine is designed with a cooling system with large air flow volume that ensures fast cooling and shape-forming after shrinking cycle and has the feature of variable conveyor speed control by means of transducer.