... filling and sealing the products, packed in soft tube, of the industry of cosmetic, toothpaste, medicine, food and chemistry, etc..mechanism ... sealing.FeaturesB·GF-801, outer heating, universal and convenient change of specificationB·GF-803, inner heating, heat the inner tube ... hot air, will not damage the surface tissue of soft tube, good-looking of sealing.B·GF-804, inner heating, irregular ...