80700 Series Double Needles Chain Stitch Sewing Machine - Hebei Longsew Machinery

Introduction

The 80700 series sewing machine has become a cornerstone in the FIBC bag manufacturing industry, offering unparalleled precision and durability for heavy-duty applications. Designed specifically for jumbo bag production, this machine combines advanced engineering with user-friendly features to meet the demands of modern industrial sewing. With its robust construction and versatile configurations, the 80700 series has maintained its status as the most popular choice for FIBC bag manufacturers globally.

Product Overview

The 80700 series is a double needles chain stitch sewing machine, engineered to handle the unique challenges of FIBC (Flexible Intermediate Bulk Container) bag production. Available in multiple configurations, including single and double needle models, this machine allows manufacturers to tailor their operations to specific requirements. The series includes three primary variants: 80700C (single needle), 80700CD (double needle), and the advanced 80700CD4H model.

Key Features and Technical Specifications

The 80700 series is designed to deliver exceptional performance in high-volume production environments. Below is a detailed breakdown of its specifications:

The 80700CD4H model, in particular, stands out with its advanced features such as a pneumatic foot lift system and hot cutter system, making it ideal for complex FIBC bag production. The machine's stainless steel 304 table top cover and machine body shell ensure compliance with stringent hygiene standards in food and pharmaceutical industries.

Optional Functions and Customization

The 80700 series offers a range of optional functions to enhance versatility:

• Pneumatic foot lift system: Reduces operator fatigue during long production runs.
• Hot cutter system: Ensures clean, precise cuts for high-quality seams.
• Spout type table top and stand: Facilitates efficient handling of large FIBC bags.
• Servo motor or clutch motor: Provides flexibility in power requirements and energy efficiency.

These customizable features allow manufacturers to optimize their workflow, whether producing standard jumbo bags or specialized FIBC container111s with unique design requirements.

Applications and Industry Use Cases

The 80700 series is widely used in industries requiring durable, large-scale packaging solutions. Key applications include:

• Industrial packaging: Manufacturing FIBC bags for bulk materials like cement, chemicals, and fertilizers.
• Food industry: Producing hygienic FIBC bags for food-grade materials, thanks to the stainless steel components.
• Pharmaceuticals: Ensuring contamination-free packaging for sensitive medical products.
• Logistics: Creating robust container111s for transporting heavy goods across global supply chains.

Its ability to handle thick materials and maintain consistent stitching quality makes it a preferred choice for manufacturers dealing with high-volume production demands.

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

Founded with a commitment to innovation and quality, Hebei Longsew Machinery Technology Co., Ltd. has established itself as a leader in industrial sewing equipment. With decades of experience in the FIBC bag manufacturing sector, the company has consistently delivered reliable, high-performance machines that meet the evolving needs of global industries.

Longsew's dedication to research and development is evident in the 80700 series, which combines cutting-edge technology with practical design. The company's focus on precision engineering aligns with the standards set by organizations like the National Institute of Standards and Technology (NIST), which emphasizes the importance of measurement accuracy in industrial processes. As NIST highlights, "Precise measurements are critical for ensuring the reliability and consistency of manufactured products" (NIST, 2025).

Conclusion

The 80700 series double needles chain stitch sewing machine represents a significant advancement in FIBC bag production technology. Its robust design, customizable features, and compliance with industry standards make it an essential tool for manufacturers seeking efficiency and quality. By partnering with Hebei Longsew Machinery Technology Co., Ltd., businesses can leverage cutting-edge solutions that meet the demands of modern industrial applications.

References

National Institute of Standards and Technology (NIST) (2025). "Precise Measurements for Industrial Reliability." Retrieved from https://www.nist.gov.