密封式侧盖及短横筒设计
采用密封式侧盖，彻底解决了漏油问题，特殊短横筒设计(自筒边到压脚边缘仅33mm)，让操作更流畅;采用圆周180mm的细筒型设计,车缝小口径的圆筒型针织物更加便利非常适合婴幼儿服装和T恤的袖口等小尺寸的圆筒状织物。
Using sealed type side cover,completely solve the side cover leakingproblem.In additional, the special short cylinder design which the distancebetween side cover to presser foot is 33mm, more operation more smoothly
The small cylinder design whose circumference is 180mm, make it moreconveniently to sew small-sized tubular products such as children, babyclothes and sleeves ofT-shirts.
精心改良送布牙连动机构(专利设计)
精心改良的送布牙连动机构，有效的避免了送布牙间隙过大的情况，机器运转无卡点，机器性能更稳定，延长机器使用寿命。
The well-improved interlockingmechanism ofthe feeding dogeffectively avoids the excessive gapof the feeding dog, the machine runswithout jamming, the performance ofthe machine is more stable, and theservice life of the machine isprolonged.
密缝功能(专利设计)
可根据客户需求增加前后密缝功能，
Front and back bartack sewingfunctions can be added accordingto customer needs
牛角式布诱导器
牛角式布诱导器使埋压拷克骨更为稳定"Horn type"regulating fabric guide,to offer stable covering stitch.
可调式折边器
采用简易可调式折边器，轻松切换折边缝功能。
Adjustable hemming folder changesthe hemming function in easily.
适用于一般中厚料平缝、下摆车缝、针织品的领口、袖口压线、运动裤小口径裤管折边及童装,折边、压线等.
Applicable to medium-heavyweight fabric for general seaming & hemming. For example, all kinds of knit goods collars and cuf for covering, small.size cuff of trousers and the wear of children & toddler for covering & hemming
型号 Model | GT-720-CB240 | GT-720-CB248 | GT-720-CB348 | GT-720-CB356 | GT-720-CB364 | GT-720-CB456 | GT-720-CB460 | GT-720-CB464 |
针数 Number of siches | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 4 |
线数 Thread number | 3 | 3 | 5 | 5 | 5 | 6 | 6 | 6 |
| 线迹长度 Stitch length | 1.4-4.5 | 1.4-4.5 | 1.4-4.5 | 1.4-4.5 | 1.4-4.5 | 1.4-4.5 | 1.4-4.5 | 1.4-4.5 |
针间距 Needles distance | 4.0 | 4.8 | 4.8 | 5.6 | 6.4 | 5.6 | 6.0 | 6.4 |
| 差动比 Diferential feed ratio | 1:0.6-1:2.1 | 1:0.6-1:2.1 | 1:0.6-1:2.1 | 1:0.6-1:2.1 | 1:0.6-1:2.1 | 1:0.6-1:2.1 | 1:0.6-1:2.1 | 1:0.6-1:2.1 |
抬压脚高度 Foot lifter height | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 |
| 最高转速(rp.m) Max speed | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 | 5000 |
辅助件 Device | EST，EWT，AST，AWT | EST，EWT，AST，AWT | EST，EWT，AST，AWT | EST，EWT，AST，AWT | EST，EWT，AST，AWT | EST，EWT，AST，AWT | EST，EWT，AST，AWT | EST，EWT，AST，AWT |
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