Automatic Liquid Filling & Sealing Lines for Sachet and Stick Pack Production

Automatic Liquid Filling & Sealing Lines for Sachet and Stick Pack Production

Packmate (GuangDong) Co., Ltd. presents its state-of-the-art Automatic Liquid Filling & Sealing Lines, engineered to revolutionize sachet and stick pack production. As a leader in intelligent, turnkey packaging solutions with over 30 years of experience, we have designed these lines to deliver unparalleled reliability, precision, and efficiency for handling a wide spectrum of liquid products. From food condiments and pharmaceutical syrups to health supplements and cosmetic serums, our fully integrated systems automate the entire process—from film unwinding and precise volumetric filling to hermetic sealing and final counting—minimizing human intervention and maximizing output. Built in our 20,000㎡ modern facility with advanced production and testing equipment, these lines embody our commitment to transforming innovative ideas into robust, future-proof packaging solutions for global clients.

Product Features

Our automatic lines are packed with features designed for peak performance and operational simplicity.

• High-Speed Precision Filling: Equipped with advanced servo-driven filling pumps and nozzles, the system ensures ±1% dosing accuracy for consistent portion control and minimal product waste, even with viscous or foamy liquids.
• Versatile Packaging Format Production: A single line seamlessly produces both sachets and stick packs with quick changeover capabilities, offering flexibility for diverse product portfolios and market demands.
• Intelligent Integrated Control System: Features a centralized PLC with a user-friendly HMI touchscreen for real-time monitoring, parameter adjustment, and production data logging, ensuring easy operation and traceability.
• Robust Sealing & Cooling Technology: Utilizes dual heat sealing jaws with independent temperature control and a multi-stage cooling system to guarantee strong, leak-proof seals and impeccable package integrity.
• Hygienic & Easy-Clean Design: Constructed with 304 stainless steel on all product-contact surfaces and featuring a CIP (Clean-in-Place) option, the line meets stringent hygiene standards for food, pharmaceutical, and cosmetic applications.
• Complete End-of-Line Integration: The line can be seamlessly integrated with optional modules like batch coding, checkweighers, vision inspection systems, and automatic cartoning for a true turnkey production solution.

Technical Specifications

Application Fields

The versatility and hygienic design of Packmate’s Automatic Liquid Filling & Sealing Lines make them ideal for a broad range of industries requiring precise, small-dose liquid packaging.

• Food & Beverage Industry: Perfect for packaging sauces, dressings, edible oils, honey, condiments, drink concentrates, and liquid flavors into convenient single-serve sachets or stick packs.
• Pharmaceutical & Nutraceutical Industry: Ensures accurate dosing for oral liquid medicines, syrups, vitamin drops, herbal extracts, and probiotic solutions, complying with GMP standards.
• Cosmetics & Personal Care: Excellently suited for filling serums, essences, lotions, shampoo/conditioner samples, and travel-sized creams with high precision and elegant package presentation.
• Chemical & Industrial: Used for packaging liquid detergents, lubricants, adhesives, and maintenance chemicals into safe, disposable units.