Compound Feed Heavy Duty Lockstitch Sewing Machines series
FX-4400 (Single-needle)
FX-4420 (Double-needle)
FX-4401 (No backstitch)
FX-4400L (Left hook)
FX-4400D (Single-needle and thread trimmer with reverse sewing)
FX-4420D (Double-needles and thread trimmer with reverse sewing)
Features: Compound Feed Heavy Duty Lockstitch Sewing Machine is the latest of FOXSEW brand heavy duty sewing machines, which is designed with large vertical rotating hooks for thread loop catching and sliding bars for thread up-taking. It has been sub-classed into single needle, two needles, single needle with under-trimmer and two needles with under-trimmer. The application of needle bearings for arm shaft and hook shaft, dog belt driving, plunger pump lubrication and compound feed by needle bar, presser foot and feed dog provides this series with such splendid features as smooth running, quiet working and a long service life. It is also equipped with a safety clutch to prevent the hooks from damage by over-duty operation. So it is especially available in stitching sofa, Suitcase, car seat cushions, car upholstery, safety belts, safety air bags, handbags, Luggage case, tents, parachutes, etc...
The on-board part of lowbed semi-trailer has no breast board and is widely used. It is mainly used for medium and long-distance freight transportation. The frame of series semi-trailer is of through beam structure, and the longitudinal beam adopts flat and movable gooseneck type. The web height is from 400 mm to 550 mm, the longitudinal beam is welded by automatic submerged arc welding, the frame is shot blasted, and the transverse beam penetrates into the longitudinal beam and is welded as a whole. It is composed of series dry plate spring and suspension support. It has reasonable structure and strong rigidity and strength. It is used to support load and slow impact. Low flat semi trailers are usually used to transport heavy vehicles (such as tractors, buses, special vehicles, etc.), rail vehicles, mining machines, forestry machines, agricultural machines (such as excavators, bulldozers, loaders, pavers, cranes, etc.) and other heavy goods. The lower the center of gravity, the better the stability and safety, The stronger the ability to transport ultra-high goods and pass overhead obstacles.
3 Axles Lowbed Trailer,Lowbed Trailer 250 Ton,3 Axle Lowflat Bed Semi Trailer,3 Axles Lowbed Truck Trailer
Shandong Chengda Auto Sales Co., Ltd. , https://www.chengdasemitrailer.com