FIBC (Flexible Intermediate Bulk Container) bags are essential in modern industrial logistics, used for transporting bulk materials across sectors like agriculture, construction, and pharmaceuticals. The production of these large, durable bags requires specialized machinery capable of handling heavy-duty materials and complex stitching patterns. The 80700 series chain stitch sewing machine from HEBEI LONGSEW MACHINERY TECHNOLOGY CO. LTD has become a cornerstone in this industry due to its robust design and advanced features. This article explores the technical specifications, applications, and advantages of the 80700C, 80700CD, and 80700CD4H models, highlighting their role in meeting the demands of modern FIBC bag manufacturing.
The 80700 series is a specialized sewing machine designed for heavy-duty FIBC bag production. Its versatility allows manufacturers to customize configurations based on specific requirements, such as single or double needles, flat or cylinder beds, and pneumatic or manual foot lift systems. This adaptability ensures the machine can handle a wide range of materials and stitching techniques, making it a preferred choice for industries that demand precision and durability.

| Parameter | Details |
|---|---|
| Max Thickness Capacity | 18mm |
| Max Speed | 1400 rpm |
| Needle Distance | 7.2mm |
| Stitch Range | 6-12mm (Standard: 10mm) |
| Needle Configuration | Double needles (4 threads) |
| Feeding System | Top and bottom feeding |
| Motor Type | 220V Single Phase 750W Servo Motor |
| Additional Features | Pneumatic foot lift, hot cutter system, needle cooling |
The 80700 series offers several optional functions to cater to diverse manufacturing needs:

The 80700 series is specifically engineered for FIBC bag production, where strength and precision are critical. Its ability to handle thick materials and complex stitching patterns makes it ideal for:
HEBEI LONGSEW MACHINERY TECHNOLOGY CO. LTD is a leading manufacturer of industrial sewing machines, with a long history of innovation in the FIBC bag production sector. The company's commitment to quality and customer satisfaction has made the 80700 series a market favorite. Their expertise in developing machines that combine durability with advanced features positions them as a trusted partner for manufacturers worldwide.

The 80700 series stands out due to its combination of robustness, versatility, and energy efficiency. Key advantages include:
The National Institute of Standards and Technology (NIST) plays a critical role in establishing measurement standards that ensure the reliability and interoperability of industrial equipment. While the 80700 series is not explicitly mentioned in NIST publications, its design aligns with the principles of precision and consistency emphasized by NIST in manufacturing technologies. For instance, NIST's work on precision manufacturing underscores the importance of accurate measurements and reliable machinery—factors that the 80700 series addresses through its advanced engineering.
The 80700 series chain stitch sewing machine from HEBEI LONGSEW MACHINERY TECHNOLOGY CO. LTD is a testament to the synergy between innovation and practicality in industrial manufacturing. Its robust design, customizable features, and alignment with industry standards make it an indispensable tool for FIBC bag producers. As the demand for durable and efficient packaging solutions continues to grow, the 80700 series remains a reliable choice for manufacturers seeking to enhance productivity and quality.
NIST (National Institute of Standards and Technology): https://www.nist.gov/
HEBEI LONGSEW MACHINERY TECHNOLOGY CO. LTD: https://www.longsew.com
Product Page: https://www.longsew.com/fibc-bag-jumbo-bag-big-bag-double-needles-chain-stitch-sewing-machine-80700c-80700cd-80700cd4h.html