Aug . 05, 2025 06:20 Back to list

FIBC Sewing Machine - Hebei Longsew | Double Needles&Chain Stitch



Manufacturing high-quality FIBC bags (Flexible Intermediate Bulk Containers) requires precision, durability, and advanced technology. The 80700 series chain stitch sewing machine, specifically the 80700C, 80700CD, and 80700CD4H models, has become a cornerstone in the heavy-duty FIBC bag production industry. Designed to meet the demands of industrial-scale manufacturing, these machines combine robust engineering with customizable features to ensure efficiency and reliability. Below, we explore the product's core functionalities, technical specifications, and its significance in modern manufacturing.

Product Overview

The 80700 series sewing machine is a specialized industrial tool tailored for the production of Jumbo bags and Big Bags. These machines are engineered to handle the rigorous demands of heavy-duty applications, such as packaging bulk materials like chemicals, fertilizers, and food-grade products. The series offers three primary variants: the 80700C (single needle), 80700CD (double needle), and the advanced 80700CD4H (with additional features). Each model can be customized with options such as clutch motor or servo motor, pneumatic foot lift, and hot cutter systems.

According to the product page, the 80700 series has a long-standing reputation in the industry, with the 80700CD4H being the most popular model due to its advanced features. This machine is particularly suited for manufacturers requiring precision and efficiency in high-volume production environments.

Key Features and Functionalities

The 80700CD4H model, the most advanced in the series, incorporates cutting-edge technologies to enhance productivity and reduce downtime. Key features include:

  • Extra Heavy Duty Capacity: Capable of handling materials up to 18mm thickness, making it ideal for thick FIBC bags.
  • High-Speed Operation: Achieves a maximum speed of 1400 rpm, ensuring rapid production without compromising quality.
  • Double Needles with 4-Thread Chain Stitch: The 401+401 stitch pattern provides exceptional strength and durability.
  • Top and Bottom Feeding: Ensures even material distribution and prevents misalignment during sewing.
  • Pneumatic Foot Lift and Hot Cutter Systems: Automates the cutting process, reducing manual intervention and increasing efficiency.
  • Needle Position Fixed Up System: Maintains consistent stitch quality by stabilizing the needle position.
  • Needle Cooling System: Prevents overheating, extending the machine's lifespan and reducing maintenance needs.

The 80700CD4H also features a 220V single-phase 750W servo motor, which offers both power and energy efficiency. This motor is particularly advantageous in environments where energy consumption is a concern. Additionally, the machine includes a stainless steel 304 table top cover and machine body shell, making it suitable for food-grade and other high-standard FIBC bag production.

FIBC Sewing Machine - Hebei Longsew | Double Needles&Chain Stitch FIBC Sewing Machine - Hebei Longsew | Double Needles&Chain Stitch FIBC Sewing Machine - Hebei Longsew | Double Needles&Chain Stitch

Technical Specifications

Specification 80700C 80700CD 80700CD4H
Needle Type Single Needle Double Needles Double Needles
Motor Type Clutch or Servo Clutch or Servo Servo
Max Thickness 18mm 18mm 18mm
Max Speed Not specified Not specified 1400 rpm
Stitch Pattern Chain Stitch Chain Stitch 4-Thread Chain Stitch (401+401)
Feeding System Top and Bottom Top and Bottom Top and Bottom
Optional Features None None Pneumatic Foot Lift, Hot Cutter, Needle Position Fixed Up, Needle Cooling

Applications in Industrial Manufacturing

The 80700 series sewing machine is widely used in industries that require the production of heavy-duty FIBC bags. These machines are particularly valuable in sectors such as:

  • Chemical Industry: For packaging hazardous materials, where durability and precision are critical.
  • Food Processing: The stainless steel components ensure compliance with food safety standards.
  • Construction Materials: For bulk packaging of cement, sand, and other materials.
  • Pharmaceuticals: Ensuring contamination-free packaging for medical-grade products.

According to the National Institute of Standards and Technology (NIST), "precision manufacturing is essential for maintaining product quality and safety in industries such as pharmaceuticals and food processing." The 80700 series aligns with these standards by providing consistent, high-quality stitching that meets rigorous industry requirements.

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

The 80700 series sewing machine is manufactured by Hebei Longsew Machinery Technology Co., Ltd., a company with a long history of innovation in industrial machinery. As stated on their official website, the company specializes in producing high-performance sewing machines tailored for FIBC bag manufacturing. Their commitment to quality and customer satisfaction has made them a trusted name in the industry.

Longsew's expertise is reflected in the design of the 80700 series, which combines traditional craftsmanship with modern technology. The company's focus on energy efficiency and durability ensures that their machines meet the evolving needs of manufacturers worldwide.

Conclusion

The 80700C/80700CD/80700CD4H double needles chain stitch sewing machine represents a significant advancement in FIBC bag production technology. With its robust design, customizable features, and high-performance specifications, it is an indispensable tool for manufacturers seeking to enhance productivity and product quality. Whether used in the chemical, food, or pharmaceutical industries, these machines set a new standard for precision and reliability in industrial sewing.

For more information about the 80700 series or to explore other products from Hebei Longsew Machinery Technology Co., Ltd., visit their official website.

References

National Institute of Standards and Technology (NIST). (n.d.). What We Do. Retrieved from https://www.nist.gov/


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