Products Descriptions
Looking for an upgraded, reliable sewing machine for your woven bag production? Our GK20-8A/8LA 1-needle automatic woven bags making machines are the enhanced version of the popular GK20-8 model-adding the built-in automatic pneumatic thread cutter (saves manual cutting time, ensures neat stitches).
Choose the right model for your workflow as below:
- GK20-8A: Regular right-hand machine head (fits standard production lines)
- GK20-8LA: Left-hand machine head (ideal for custom or symmetric sewing setups)
Designed for your packaging needs, these small but powerful bag sewing machines work seamlessly with woven bags, paper bags, PP bags, PE bags, and more-perfect for food, seed, chemical, and cement bag industries. These durable small bag making equipment excel as part of automatic bag making systems (e.g., cement bag production lines) or standalone use.
Flexible options to match your requirements: Available in sub-models like bottom feed version, 2-needle version, and more. Contact us to customize the perfect solution for your production.
Key Features for Your Production
- Upgraded from GK20-8 with automatic pneumatic thread cutter
- 1-needle design for precise, durable stitches
- Right/left-hand options (GK20-8A/8LA) for versatile setup
- Compatible with woven/PP/PE/paper bags
- Ideal for automatic bag making systems (cement bags, etc.)
- Multiple sub-models (bottom feed, 2-needle) available
- Easy to integrate into existing production lines
Ready to enhance your bag sewing efficiency? Contact us for a free quote of this cement bag automatic sewing machine or product details. You get a direct-factory price, we ship globally with fast lead times and reliable after-sales support.
Applications

Chemical Bag

Woven Bag

Fertilizer Bag
Products Specifications
|
Model |
GK20-8A | GK20-8LA |
| Feature | Right sewing head | Left sewing head |
|
Number Of Needle |
One needle |
|
|
Feeding System |
Top and bottom feed | |
|
Max. Sewing Speed |
2200SPM |
|
|
Max. Stitch Length |
8-15mm | |
|
Max. Sewing Thickness |
8mm |
|
|
Needle Size |
27x300 | |
| Cutter Type | Pneumatic | |
|
Lubrication |
Automatic |
|
Products FAQ
1. What kinds of bags can your bag sewing machines stitch?
A: Our bag sewing machines perfectly fit PP woven bags, PE bags, jute bags, non-woven bags, fertilizer bags, feed bags and industrial packaging bags. It covers daily packaging and industrial heavy-duty sewing needs.
2. How durable are your industrial bag sewing machines?
A: Our machines adopt heavy-duty cast iron body and high-quality core parts. With regular maintenance, they can run stably for many years with low failure rate.
3. How about the packaging and transportation of that machine?
A: All the machines are packed in standard export cartons or wooden packaging boxes to prevent damage during transportation.
4. What payment terms do you accept?
A: We accept T/T,Paypal,Western union ect.
why choose us

our Company
PACKSTAR is a leading professional manufacturer of bag sewing machines, bag closing machines and supporting packaging equipment. Our products are trusted by clients in over 30 countries, serving food, chemical, feed, grain, fertilizer and packaging industries.
Meanwhile, we offer one-stop services including pre-sales technical consultation, free solution design, on-site installation guidance, long-term after-sales maintenance & spare parts supply.
Welcome to email or call us get the professional sewing solution and quotation.
Our address
No.25,Hi-Tech Zone,Xi'an,710065,China
Phone Number
86-29-81870126,81870128
dekoco@vip.163.com,sales@chinapackstar.com

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