Jan . 27, 2026 15:47 Ad album

Break through limitations, redefine the new standard for heavy-duty sewing machines - the GSC367 series lock type sewing machine makes a stunning debut



In the production scenarios involving ton bags, lifting belts, and various heavy materials, the stability, efficiency, and adaptability of the sewing equipment directly determine the upper limit of production capacity. In response to the industry's pain points, our specially developed GSC367 series lock-type sewing machines, with their revolutionary design and comprehensive upgrades, have become the mainstream choice in the global ton bag industry. They have also triggered an efficiency revolution in the sewing of heavy materials, completely rewriting the performance boundaries of traditional sewing machines.

 

As specialized equipment specifically designed for large bag production, the GSC367 series fundamentally resolves many drawbacks of traditional ton bag sewing machines. Compared with the previous models, its core advantages can be described as "completely surpassing": The super-large rotary hook has a stronger thread path carrying capacity, capable of handling the sewing requirements of thick and heavy materials with ease; The fully automatic lubrication system continuously ensures the stable operation of the equipment, reducing downtime for maintenance and extending the overall machine lifespan; The super-wide working space combined with the longest version of up to 500mm extension arm can easily adapt to large-sized working space and complex sewing paths; The high-speed sewing at a maximum speed of 1600 revolutions per minute, combined with multiple automated electronic functions, has achieved a dual improvement in production efficiency and sewing quality, providing strong support for enterprises to reduce costs and increase profits.

 

  • Multiple versions are precisely adapted to meet the production needs in all scenarios.

 

The GSC367 series is structured around a "basic model as the core and upgraded models as the expansion", forming a product matrix that meets different production capacity requirements. Whether you are a small or medium-sized processing factory or a large-scale manufacturing enterprise, you can find a dedicated solution:

 

Basic Model GSC367: Adhering to the principle of pragmatism, it is equipped with a 380V three-phase clutch motor. It integrates a 1.5-times larger rotary hook, automatic lubrication, and a spacious working area of 420×205mm. With its high cost-effectiveness, it meets the basic heavy-duty sewing needs for bags and lifting belts, making it a reliable choice for beginners.

 

Upgraded model GSC367TD: On top of the basic functions, it adds pneumatic lifting foot and dual pneumatic reverse-sewing configurations, making the operation more effortless and the sewing more precise. It offers dual options of clutch motor and servo motor. The servo motor is equipped with needle position stop function, effectively preventing thread misalignment and significantly improving the consistency of sewing, suitable for production scenarios with higher requirements for operational convenience.

 

The flagship model GSC367TDZ: It can be regarded as the "all-rounder" for heavy-duty sewing. Besides the pneumatic lifting foot and pneumatic reverse sewing function, it is also equipped with a free sewing pneumatic lifting foot, which can flexibly handle multi-angle sewing of complex fabrics. It adopts a 220V single-phase 1000W direct-drive motor, with stronger power output and lower energy consumption, providing continuous power for large-scale production.

 

Extended Arm Model GSC367 - L: Specifically designed for extremely large-sized work pieces, with a 500×205mm ultra-long arm working space (the arm extends to 500mm), paired with the KRT132 super-large shuttle, it can easily solve the problems of wide-width fabrics and long-distance sewing. Other core configurations are consistent with the basic model, balancing professionalism and adaptability.

 

  • Hardcore parameters, demonstrating professional strength

 

Maximum sewing speed: 1600 revolutions per minute, far exceeding the industry average, enabling efficient completion of mass production.

 

Maximum stitch length: 13.7mm. The stitches are full and uniform, capable of meeting the reinforcement requirements for various heavy-duty fabrics.

 

Foot press height adjustment: Manual 12mm, Knee control 18mm. This allows for easy accommodation of thick material layers, making the operation more convenient.

 

Adaptation needle type: DDx1 25#, with a high-strength needle body design, it can handle thick and heavy materials with ease.

 

From the basic, cost-effective models to the flagship models with all-round configurations, the GSC367 series lock-stitch sewing machines have always focused on the core principles of "efficiency, stability, and durability". Through core technologies such as automatic lubrication, pneumatic control, and high-speed sewing, they have completely addressed the pain points of traditional sewing machines, including low efficiency, difficult maintenance, and poor adaptability. Whether it is batch production in small and medium-sized factories or large-scale operations in large enterprises, the GSC367 series can, with precise functional positioning and excellent product quality, become your "powerful assistant" on the production line, helping enterprises seize the initiative in the fierce market competition and usher in a new era of high-efficiency heavy-duty sewing!


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