Efficient lubrication
The lubricator supports regular care of the mechanism. Keep to the recommended oiling and maintenance routine.
Yao Han F300A · Portable bag closing
The Yao Han F300A combines a portable body, single-thread bag closing and a lubrication system designed for regular use. Made in Taiwan, it is suited to businesses looking for a dedicated machine for stitching suitable bags and sacks closed.


See the application
This real photograph shows white stitching on both sides of a kraft-paper sack seam, making the stitch line and thread finish easy to see.
Bag closing machines sew through the bag material to form a closure. The finished seam varies with the machine’s stitch type, thread, bag construction and setup.
Tell us what you are packing and the bags you use. We can advise on a suitable machine and discuss a sewing sample for your material.
The lubricator supports regular care of the mechanism. Keep to the recommended oiling and maintenance routine.
Cut the thread chain at the end of the seam with the machine’s mechanical cutting system.
An optional hanger is available. Ask about a suitable support arrangement for repeated work at one packing position.
This model can be set up for UV-resistant bonded polyester thread. Ask us to match the thread and tension to your material.
Choose the needle, thread and operating speed for your material and layers. Maximum speed is a machine rating; actual output depends on handling and the application.
Suitable bag materials include paper, cotton, woven PP/PE, hessian and jute. It is a useful option for routine packing work; actual output depends on bag size, handling and the material being sewn.
Plan your setup
Tell us about your bag material, seam thickness and working position. We can help with suitable thread, needles and an optional hanger.
Keep suitable bag-closing thread and the correct replacement needles on hand. Needle systems differ between models; check compatibility when ordering.
Direct Sewing has more than 30 years’ experience selling, servicing and repairing sewing machines. Contact us for help choosing your setup or arranging freight outside Auckland. A one-year return-to-base warranty is included.
Download the F300 series parts manual. Match parts to your exact model and power configuration.