80700 Series FIBC Sewing Machine-HEBEI LONGSEW|Heavy-Duty Chain Stitch

**Introduction to FIBC Bag Sewing Machines**

FIBC (Flexible Intermediate Bulk Container) bags are critical in industries such as agriculture, construction, and logistics for bulk material handling. The **80700 series double needles chain stitch sewing machine** is a cornerstone in manufacturing these durable, high-capacity container111s. This article delves into the **80700C**, **80700CD**, and **80700CD4H** models, highlighting their **features, technical specifications, and applications**. Whether you're a manufacturer or a buyer, this guide provides comprehensive insights into why these machines are indispensable in modern FIBC bag production.

**Product Overview: 80700 Series Sewing Machines**

The **80700 series** is a family of **heavy-duty chain stitch sewing machines** tailored for **FIBC bag production**. These machines are engineered to handle the rigorous demands of industrial sewing, offering **versatility, durability, and precision**. The series includes three primary models:

• 80700C: Single-needle basic function model, compatible with clutch or servo motors.
• 80700CD: Double-needle basic function model, also available with clutch or servo motors.
• 80700CD4H: Advanced double-needle model with pneumatic foot lift, hot cutter system, and needle position fixed-up features. Requires a servo motor.

Each model is designed to cater to specific needs, ensuring **efficiency and adaptability** in FIBC bag manufacturing. The **80700CD4H** stands out with its **extra heavy-duty capacity**, making it ideal for high-volume production environments.

**Technical Specifications and Features**

The **80700 series** is equipped with cutting-edge technology to ensure **precision and reliability** in FIBC bag production. Below is a detailed breakdown of the technical specifications:

Key features of the **80700CD4H** include:

• Extra Heavy-Duty Capacity: Handles materials up to **18mm thickness** with ease.
• High Speed: Operates at **1400 rpm**, ensuring rapid production cycles.
• Double Needles: Uses **4 threads for parallel chain stitch (401+401)** for robust seams.
• Top and Bottom Feeding: Ensures even material distribution and precise stitching.
• Advanced Systems: Includes **pneumatic foot lift**, **hot cutter**, **needle position fixed-up**, and **needle cooling** systems.

**Applications in FIBC Bag Production**

The **80700 series** is specifically designed for **FIBC bag manufacturing**, where **durability and precision** are paramount. These machines are used to sew various components of FIBC bags, including:

• Body Panels: Joining fabric sections to create the main structure of the bag.
• Bottom and Top Seams: Ensuring airtight and secure closures.
• Spout and Handles: Attaching spouts and handles for easy loading and unloading.

The **80700CD4H** is particularly suited for **high-volume production** due to its **pneumatic systems** and **advanced cooling mechanisms**, which reduce downtime and maintenance. Its **stainless steel components** (S.S. 304) make it ideal for **food-grade or high-sanitation environments**, aligning with **NIST standards** for industrial precision and material integrity.

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

**HEBEI LONGSEW MACHINERY TECHNOLOGY CO. LTD** is a leading manufacturer of **industrial sewing machines**, specializing in **FIBC bag production equipment**. With a **long history** of innovation and quality, the company has established itself as a trusted name in the industry. Their commitment to **research and development** ensures that their products meet the evolving needs of manufacturers worldwide.

According to **NIST (National Institute of Standards and Technology)**, precision manufacturing is critical for ensuring product reliability and consistency. Hebei Longsew's adherence to **high-quality standards** reflects this principle, as their machines are designed to meet the **demands of modern industrial applications**.

For more information about **HEBEI LONGSEW MACHINERY TECHNOLOGY CO. LTD**, visit their official website.

**Optional Features and Customization**

The **80700 series** offers a range of optional features to enhance functionality and adaptability:

• Pneumatic Foot Lift System: Reduces operator fatigue by automating the foot lift mechanism.
• Hot Cutter System: Ensures clean, sealed cuts for materials like polypropylene.
• Spout Type Table Top and Stand: Facilitates the attachment of spouts and handles.
• Servo Motor: Provides precise control and energy efficiency, ideal for high-speed operations.

These features allow manufacturers to customize their machines based on specific production requirements, ensuring **optimal performance** and **cost-effectiveness**.

**Why Choose the 80700 Series?**

The **80700 series** stands out in the FIBC bag market due to its **combination of durability, precision, and versatility**. Key advantages include:

• Heavy-Duty Construction: Robust frame and motor ensure long-term reliability.
• High-Speed Operation: Increases productivity and reduces labor costs.
• Customizable Options: Tailored to meet diverse manufacturing needs.
• Compliance with Industry Standards: Meets **NIST** guidelines for precision and safety.

For manufacturers seeking a **cost-effective and efficient solution**, the **80700 series** is an excellent investment. Its **user-friendly design** and **low maintenance requirements** further enhance its appeal.

**Conclusion**

The **80700 series double needles chain stitch sewing machine** is a testament to **innovation and engineering excellence** in FIBC bag production. Whether you're producing standard or high-specification bags, these machines offer the **power, precision, and adaptability** needed to thrive in a competitive market. With **HEBEI LONGSEW MACHINERY TECHNOLOGY CO. LTD** as a trusted partner, manufacturers can rely on **cutting-edge technology** to meet their production goals.

For detailed product specifications and to explore the full range of **FIBC sewing machines**, visit the official product page.

**References**

1. National Institute of Standards and Technology (NIST). "Driving Innovation." NIST, 2025. https://www.nist.gov.

2. Hebei Longsew Machinery Technology Co., Ltd. "80700 Series FIBC Bag Sewing Machine." Product Page.