特点：

采用双针四线，链式线迹，配件设计使得缝合空间更大。可以同时缝纫防漏条。其整机结构设计和台板机架安装，使之更加适合带有填充管，排放管及顶部罩盖的集装袋的缝纫。除了拥有电器控制压脚提升功能以外，还有电气控制加热式链线切刀。
Characteristics：
80700 big sewing machine is featured with 2 needle double chainstitch.Double locked stitch machine with buit-in thread chain cutter,plain feed and alternating upper feed left of the needle.For inserting top covers,attaching filing and discharging tubes on container bags.Filler cords can be installed as special request.it is installed with pneumatic foot lift and electric control chain cutter.
主要技术参数Main Parameters: