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Industrial manufacturing
LS7333020 Heavy Duty Auto Pattern Sewing Machine China Factory Suppliers
Looking for reliable China suppliers? Our factory provides the LS733 series auto pattern sewing machine featuring the KSP7-31 super big shuttle hook. Increase bobbin thread capacity by 6 times to easily sew very thick, hard materials and ultra-thick industrial threads.
SupplierHEBEI LONGSEW MACHINERY TECHNOLOGY CO. LTDwww.longsew.com
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About this product
Product information from the supplier.
The LS733-3020 is a premier Heavy Duty Computerized Auto Pattern Sewing Machine specifically engineered for the most demanding industrial applications. Designed for extra heavy-duty pattern sewing, this powerhouse utilizes the KSP7-31 super big shuttle hook, which increases bobbin thread capacity by six times compared to standard hooks. This ensures seamless operation when working with exceptionally thick and hard materials and ultra-thick threads, making it the ideal solution for high-tension industrial textiles.
Powered by the advanced Dahao computerized control system, the LS733-3020 allows users to design custom patterns or download existing ones to meet specific production requirements. With a versatile sewing area of 300mm x 200mm and an optional pneumatic hot cutter system, this machine minimizes reliance on highly skilled labor while maximizing output quality. Whether you are manufacturing heavy lifting slings or military-grade gear, the LS733 series delivers unmatched strength and precision.
Detailed Parameters
| Model | LS733-3020 | Sewing Speed | 100-600 r.p.m |
|---|---|---|---|
| Max Stitch Length | 12mm (0.1-12mm) | Sewing Area | X: 300mm / Y: 200mm |
| Pattern Storage | 999 Patterns | Shuttle Hook | KSP7-31 Super Big Hook |
| Needle Type | SM1000 28# | Thread Cutting | Manual / Pneumatic Hot Cutter (Optional) |
| Power Supply | 200-240V Single Phase | Control System | Dahao Computerized System |
Key Advantages
Ultra-Heavy Duty
Engineered as our most robust sewing head, specifically for extra-heavy materials and lifting slings.
6X Thread Capacity
The KSP7-31 hook holds 6 times more thread than standard hooks, drastically reducing downtime.
Dahao Smart Control
Advanced computerized system for easy pattern design and downloading, improving precision.
Customizable Patterns
Store up to 999 patterns to switch between different product requirements instantly.
Hot Cutter System
Optional integrated hot cutter makes slicing through thick industrial threads effortless.
Reduced Labor Cost
Automated pattern sewing reduces the need for highly skilled manual operators.
Product Gallery
Management Platforms
Material Handling
Optimized for heavy lifting slings, cargo lashing straps, and safety harnesses.
Pattern Control
Digital management of 999 sewing patterns via the Dahao control system.
Efficiency Tracking
High-capacity shuttle hook minimizes thread replacement frequency.
Safety Compliance
Ideal for producing fall protection, parachutes, and industrial safety belts.
Product Diversity
Adaptable for shoe soles, backpacks, tents, and marine sails.
System Maintenance
Robust machine head designed for long-term industrial heavy-duty use.
Investment Return Comparison
| Metric | Standard Sewing Machine | LS733 Computerized |
|---|---|---|
| Thread Refill Frequency | High (Standard Hook) | Very Low (6X Capacity) |
| Operator Skill Level | Highly Skilled Required | Basic (Computerized) |
| Pattern Consistency | Manual / Variable | 100% Digital Precision |
| Material Thickness | Limited | Extra Heavy Duty / Industrial |
| Production Speed | Moderate | High Efficiency / Automated |
Frequently Asked Questions
Q: What materials is the LS733-3020 best suited for?
It is specifically designed for extra heavy-duty materials such as polyester lifting slings, cargo lashing straps, safety harnesses, military equipment, and industrial sails.
Q: How does the super big shuttle hook benefit production?
The KSP7-31 hook provides six times the bobbin thread capacity of normal hooks, significantly reducing the number of stops for thread changes and increasing overall efficiency.
Q: Can I create my own custom sewing patterns?
Yes, the machine uses the Dahao computerized control system, allowing you to either design your own patterns or download required patterns directly into the system.
Q: What is the purpose of the optional hot cutter system?
The pneumatic hot cutter is designed to easily and cleanly cut through very thick industrial threads, preventing fraying and speeding up the finishing process.
Q: What are the available sewing area sizes for the LS733 series?
The most popular sizes are the 3020 (300mm x 200mm) and the 5020 (500mm x 200mm), the latter being ideal for larger heavy-duty lifting slings.
Q: Is the machine compatible with standard industrial power?
The LS733-3020 operates on a standard 200-240V single-phase power supply, making it compatible with most industrial electrical setups.
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HEBEI LONGSEW MACHINERY TECHNOLOGY CO. LTD
