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Quick Details

  • Type: Other
  • Condition: New
  • Application: Chemical
  • Packaging Type: Cartons, Case
  • Packaging Material: all kinds of filled bagd
  • Automatic Grade: Semi-Automatic
  • Driven Type: Electric
  • Power: 750W
  • Place of Origin: Shaanxi, China (Mainland)
  • Brand Name: Keestar
  • Model Number: 80700CD4HL
  • Certification: ISO
  • After-sales Service Provided: Overseas third-party support available
  • Needle: UY9848
  • Stitch type: Double Needle Four Thread Chain Stitch 401.401
  • Lubrication: Manual
  • Thread: Polyester 20/6, 20/9 (2x3, 3x3)
  • Colour: Brown, Grey Optional
  • Needle Gauge: 7.2mm (9/32in.)
  • Weight: 42KG
  • Keywords: FIBC sack closing machine
  • Model: 80700CD4HL
  • Stitch length: 6-12mm

Packaging & Delivery

Packaging Details Export worthy packing
Delivery Time 3-15 days after receipt of payment
Product Description


keestar 80700CD4HL FIBC sack two needle four thread Jumbo sack closing machine
  1. Two independent rows double chain stitch and guides for polypropylene filler cord from the top and/or from below for sealing the needle punctures of the left needle;
  2. Upper and lower feed with pneumatic operated presser foot and upper feed dog lifter, pneumatic hot thread chain cutter left of the needle;
  3. Capacity up to 18mm, special for heavy duty seaming on skip bag;
  4. Needle gauge 7.2mm;
  5. Keestar 80700CD4HL skip bag sewing machine can replace with Union Special 80700CD4HL.
  1. Double needle four thread chain stitch 401.401;
  2. Maximum sewing speed up to 1,400rpm;
  3. Maximum sewing capacity up to 18mm (45/64in.), 56 plies of paper;
  4. Adjustable stitch length from 6 to 12mm;
  5. Built-in walking foot feed system;
  6. Main parts apply copper alloy and high duty alloy;
  7. Easy maintenance semi-closed structure;
  8. Manual lubricating with built-in sight feed oiler;
  9. Built-in electro-pneumatically operated hot thread chain cutter left of the needle ;
  10. Built-in electro-pneumatically operated presser foot and upper feed dog lifter;
  11. Closed type rolling beating apply in every crankshaft;
  12. Well assembly quality, ensure the stable running and long service life;
  13. High level skip bag sewing machine for all sorts of material with different weights and all type of sewing;
  14. Servo motor drived ( clutch motor also available);
  15. Special designed pedestal fitted;
  16. Low noise, low vibration.


Stitch length6-12mm
Max. sewing speed1,400spm
Max. sewing capacity18mm (45/64in.)
Stitch typeDouble Needle Double Thread Stitch 401.401
Needle gauge7.2mm (9/32in.)
Feed mechanismWalking foot
LubricationManual with Built-in Sight Feed Oiler
CutterElectro-pneumatically Operated Hot Thread Chain Cutter
Presser foot lifterElectro-pneumatically Operated
ThreadPolyester 20/6, 20/9 (2×3, 3×3)
Net weight42kg
Gross weight45kg






  1. Please oil the machine throughly before running;
  2. Please follow the safety instruction strictly before put the machine into operation.    




80700CD4HL machine head-front


80700CD4HL equipped with stand and tabe &thread stand


80700CD4HL inside structure


80700CD4HL presser foot


Table for 80700CD4HL


80700CD4HL stitch sample (two independent rows double chain stitch, top is one needle two thread stitch, below two are two needles four thread stitch)





Welcome visit www.keestarsew.com to find more details.   

Keestar Relative Models: 


Skip bag sewing machine:


80700 series

80700CD4H, same as 80700CD4HL, except the built-in electro-pneumatically operated hot thread chain cutter front of the needle.  

80700CD4, same as 80700CD4H, except without any cutter.

80700CD, same as 80700CD4, except without built-In electro-pneumatically operated presser foot and upper feed dog lifter, pneumatic presser foot spring.


81300 series


81300A1HL,  electro-pneumatically operated presser foot and upper feed dog lifter, pneumatic presser foot spring, electro-pneumatically operated hot thread chain cutter, left side cutter.

81300B1HL,  same as 81300A1HL, except overedge seam width 19 mm = total 24 mm. Sewing capacity up to 16 mm.  


81300A1H/81300B1H, same as 81300A1HL / 81300B1HL, except the built-in electro-pneumatically operated hot thread chain cutter front of the needle.  


81300A2/81300B2,  same as 81300A1H / 81300B1H, except without any thread chain.





Some video links of machines (Please copy the video link to youtu to understand better how machine works) 


81500                           http://youtu.be/9jwuCFZ2xaU  


81300                           http://youtu.be/jqivC-2NJ9Q


81300 with filler cord    http://youtu.be/wSmQx3NfNoY


80700                           http://youtu.be/tazjnxzKcK8


CL-F120                        http://youtu.be/uMEVsiLix9A

Company Information

KEESTAR is a family business with more than 25 years' experience in China sewing machine industry. Keestar serves as a professional supplier in bag closing machinery, FIBC sewing machinery and industrial sewing machinery.

As the leader supplier and a technical leading and comprehensive supplier in the field, Keestar integrates all the best resources in China and develops the most advanced technology to make the most suitable solutions and equipments for clients.

Our Services

1. Offer quality products with competitive price. 

2. Pre-sale consultation service, parts and technical support.

3. Bag closing, FIBC sewing and heavy duty sewing solutions. 

4. Quality inspection, delivery time control, logistics and related documents arrangement service.



1. Q: Is machine sample available?
A: No. We can supply spare parts sample, but customer needs to pay for it and bear shipping cost, we will return the parts value once order confirmed.

2. Q: What service you can supply?
A: Model recommendation, sample making, technical consulting, after-service support
3. Q: Do you supply overseas installation and debugging?
A: Yes, but customer needs to bear all overseas expenditure.
4. Q: Is your machine all original with Union Special or Newlong?
A: No. But for most of the models, it can be 100% replaceable.
5. Q: Do you supply spare parts?
A: Yes, and with fast lead time.
6. Q: What gurantee you supply?
A: Limited spare parts one-year guarantee, not including quick-wear parts like needle, looper, throat plate.


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China (Mainland) | Trading Company
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5 Transactions 700+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $33,000
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