Features: [Benniu] brand greenhouse cotton quilt rainproof surface sewing machine, this machine is specialized in sewing greenhouse cotton quilts rainproof surface. It can automatically sew the rainproof surface on top of the greenhouse cotton quilt, achieving the effect of no pinhole rainproof on the greenhouse cotton quilt. This machine incorporates the latest advanced technology concept developed by our factory, and has advanced anti breakage pin and anti jumper functions. On this basis, it has truly achieved the effects of fast production speed, strong seam thickness ability, and stable performance. And there are almost no vulnerable parts, highly praised by customers! Adopting a super large automatic dust removal carbon steel rotary shuttle, it has extremely high durability and automatically cleans dirty cotton dust, with almost no occurrence of shuttle jamming. The two sides of the cotton quilt are all wrapped with double needles, and this machine can also automatically sew the felt buttons to save labor, making the workmanship very beautiful and sturdy. The stitching produced by this machine is a lock stitch, with a smooth and beautiful effect without any stitches. The power is driven by three 4.0kW speed regulating motors, and the machine speed can be freely controlled between 0-150 stitches per minute. Normal operation can sew four meters per minute, and the needle spacing can be freely adjusted from 1-4 centimeters. The sewing thickness can reach 8 centimeters, and the extended machine needle is used. The thickest cotton quilt weight per square meter can reach 12 pounds. The company has been engaged in the cotton quilt industry for many years, with mature and stable technology. Our factory's mission is to survive through innovation and develop through quality. Integrity driven, win-win cooperation! Welcome all greenhouse cotton quilt processing units to visit and place orders at our factory.