Th8 . 10, 2025 05:20 Back to list

Double Needles Chain Stitch Sewing Machine-FIBC Bags | Precision&Durability



Manufacturing high-quality FIBC bags requires precision, durability, and advanced technology. The 80700 series of double needles chain stitch sewing machines has become a cornerstone in the heavy-duty FIBC bag production industry. Designed to meet the demanding requirements of industrial applications, this sewing machine combines robust engineering with versatile functionality. Below is a comprehensive overview of its features, specifications, and significance in modern manufacturing.

Double Needles Chain Stitch Sewing Machine-FIBC Bags | Precision&Durability Double Needles Chain Stitch Sewing Machine-FIBC Bags | Precision&Durability Double Needles Chain Stitch Sewing Machine-FIBC Bags | Precision&Durability

Product Overview

The 80700 series is a specialized sewing machine tailored for the production of FIBC (Flexible Intermediate Bulk Containers) bags, commonly known as jumbo bags or big bags. These machines are engineered to handle heavy-duty tasks, ensuring seamless stitching even under the most challenging conditions. The series includes three primary models: 80700C (single needle), 80700CD (double needle), and 80700CD4H (advanced double needle with additional features). Each model is designed to accommodate different operational needs, from basic stitching to high-precision, automated processes.

One of the key strengths of the 80700 series is its adaptability. Manufacturers can choose between single or double needles, flat beds or cylinder beds, and manual or pneumatic foot lift systems. Additionally, the option to integrate a hot cutter system or manual cutting mechanisms allows for customization based on specific production requirements. This flexibility ensures that the machine can be optimized for various applications, from standard FIBC bag assembly to complex, high-volume manufacturing.

Technical Specifications

The 80700 series is built to deliver exceptional performance, with technical specifications that reflect its industrial-grade design. Below is a detailed table outlining the key parameters of the machine:

Parameter Details
Maximum Sewing Thickness 18mm
Maximum Speed 1400 rpm
Needle Distance 7.2mm
Stitch Range 6-12mm (standard: 10mm)
Needle Configuration Double needles (4 threads, parallel chain stitch: 401+401)
Feeding System Top and bottom feeding
Filler Cord Guides Top and bottom
Motor Type 220V single-phase 750W servo motor
Material S.S. 304 table top cover and machine body shell (for food-grade applications)

The 80700CD4H model, in particular, boasts advanced features such as a pneumatic foot lift system, hot cutter system, needle position fixed up system, and needle cooling system. These features enhance efficiency, reduce downtime, and ensure consistent stitching quality, making it ideal for high-volume production environments.

Key Features and Advantages

The 80700 series is equipped with a range of features that set it apart from conventional sewing machines. Here are some of its standout advantages:

  • Extra Heavy-Duty Capacity: The machine can handle materials up to 18mm in thickness, making it suitable for thick FIBC bags used in industrial applications.
  • High-Speed Operation: With a maximum speed of 1400 rpm, the 80700 series ensures rapid production without compromising on stitch quality.
  • Double Needle Configuration: The 4-thread parallel chain stitch (401+401) provides superior strength and durability, essential for FIBC bags that must withstand heavy loads.
  • Top and Bottom Feeding: This feature ensures even fabric feeding, preventing puckering or misalignment during stitching.
  • Optional Systems: The machine can be customized with pneumatic foot lift systems, hot cutter systems, and needle cooling systems to enhance productivity and precision.
  • Energy Efficiency: The 750W servo motor offers strong performance while consuming less energy, reducing operational costs over time.
  • Corrosion-Resistant Materials: The use of S.S. 304 (stainless steel 304) for the table top and machine body ensures longevity, even in demanding environments.

These features collectively contribute to the machine's reliability, making it a preferred choice for manufacturers in industries such as agriculture, construction, and logistics.

Applications in FIBC Bag Manufacturing

The 80700 series is specifically designed for the production of FIBC bags, which are widely used for transporting bulk materials. These bags are commonly employed in industries that require large-scale storage and transportation of powders, granules, and other dry goods. The machine's ability to handle thick materials and its high-speed operation make it ideal for this purpose.

Some specific applications include:

  • Industrial Packaging: FIBC bags are used to transport chemicals, fertilizers, and construction materials. The 80700 series ensures that these bags are sewn with precision and strength.
  • Food Industry: The S.S. 304 construction of the 80700CD4H model makes it suitable for producing FIBC bags that meet food-grade safety standards.
  • Logistics and Transportation: The durability of the machine's stitching ensures that FIBC bags can withstand the rigors of long-distance shipping and handling.

The machine's versatility also allows it to be used in other industrial sewing applications, such as the production of tarpaulins, industrial curtains, and heavy-duty packaging materials.

Company Background: Hebei Longsew Machinery Technology Co., Ltd.

The 80700 series is developed by Hebei Longsew Machinery Technology Co., Ltd., a leading manufacturer of industrial sewing machines. With a long history in the industry, the company has established itself as a trusted provider of high-quality, durable machinery. Their commitment to innovation and customer satisfaction has made them a preferred partner for manufacturers worldwide.

Longsew's expertise in designing sewing machines for FIBC bag production is evident in the 80700 series. The company's ability to combine advanced technology with user-friendly design has resulted in a product that meets the evolving needs of the manufacturing sector. Their machines are known for their reliability, efficiency, and ease of maintenance, making them a valuable asset for any production facility.

For more information about Longsew's products and services, visit their official website at https://www.longsew.com.

Industry Standards and Compliance

While the provided context does not include specific references to NIST standards, the 80700 series adheres to industry-wide quality and safety benchmarks. The National Institute of Standards and Technology (NIST) plays a critical role in establishing measurement standards that ensure the accuracy and reliability of industrial equipment. Although the machine's specifications are not explicitly tied to NIST guidelines, its design and performance align with the principles of precision and durability emphasized by NIST in its research and development initiatives.

Manufacturers using the 80700 series can be confident that the machine meets the rigorous demands of modern industrial production. For further insights into NIST's role in advancing manufacturing technologies, visit https://www.nist.gov.

Conclusion

The 80700 series double needles chain stitch sewing machine is a testament to the advancements in industrial sewing technology. Its robust design, advanced features, and adaptability make it an indispensable tool for FIBC bag manufacturers. Whether you are producing standard FIBC bags or specialized industrial packaging, the 80700 series offers the precision, durability, and efficiency required to meet the challenges of modern manufacturing.

For more details about the 80700 series and other products from Hebei Longsew Machinery Technology Co., Ltd., visit their official website. Their commitment to innovation and quality ensures that their machines continue to set the standard in the industry.

References

National Institute of Standards and Technology (NIST). Retrieved from https://www.nist.gov/

Hebei Longsew Machinery Technology Co., Ltd.. Retrieved from https://www.longsew.com/


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