{"product_id":"tea-bag-machine-nitrogen-flush","title":"One-Stop Nitrogen-Filled Fresh-Keeping tea bag packaging machine","description":"\u003cp\u003e\u003cstrong\u003eKeypack Intelligent One-Stop Tea Inner \u0026amp; Outer Bag Vertical Form-Fill-Seal (VFFS) Packaging Machine\u003c\/strong\u003e is engineered for high-efficiency, fully automatic tea and herbal packaging lines that demand consistent quality and freshness preservation. It delivers 20–40 bags\/min with integrated ultrasonic inner bag sealing, nitrogen flushing, and thread \u0026amp; tag attachment in a single continuous process. Ideal for tea processing plants, herbal tea brands, and export-oriented premium tea packaging operations.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Keypack Intelligent (Kunbupack) Full-Automatic Tea Inner \u0026amp; Outer Bag VFFS Packaging Machine is a turnkey vertical packaging solution that completes inner bag forming, quantitative filling, ultrasonic sealing, thread and tag attachment, outer bag packaging, and nitrogen flushing in one integrated system — eliminating the need for separate inner and outer bag machines.\u003c\/p\u003e\n\u003cp\u003eThe inner bag is formed from non-woven fabric into a triangular (pyramid) or flat bag format, sealed with advanced ultrasonic technology for clean, reliable seals without thermal damage to sensitive materials. The outer bag adopts a three-side seal structure, providing a premium presentation suitable for high-end retail and export markets.\u003c\/p\u003e\n\u003cp\u003eNitrogen flushing is built into the packaging cycle, effectively protecting tea aroma, flavor, and shelf life — a key requirement for premium loose-leaf tea, herbal tea, and specialty coffee products targeting international buyers.\u003c\/p\u003e\n\u003cp\u003eThe machine automatically performs bag forming, filling, sealing, cutting, counting, and batch number printing, meeting the operational requirements of modern automated tea packaging lines with minimal manual intervention.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features and Machine Characteristics\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner \u0026amp; Outer Bag Integration in One Step:\u003c\/strong\u003e Completes inner bag forming, filling, sealing, thread and tag attachment, and outer bag packaging in a single automated process, reducing labor costs and improving line efficiency for full-automatic tea bag packaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNitrogen-Filled Fresh-Keeping Function:\u003c\/strong\u003e Built-in nitrogen flushing effectively protects tea aroma and quality, extending product shelf life and enhancing brand value for premium tea and herbal products.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltrasonic Inner Bag Sealing:\u003c\/strong\u003e Adopts advanced ultrasonic sealing technology for the inner non-woven bag, ensuring strong, clean seals and stable sealing performance without thermal damage to delicate packaging materials.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriangular Bag \u0026amp; Flat Bag Compatibility:\u003c\/strong\u003e Supports both pyramid (triangular) and flat inner bag formats on the same VFFS machine platform, enabling flexible production for different tea packaging styles and market requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread and Tag Attachment:\u003c\/strong\u003e Integrated thread and tag attachment system supports premium tea bag formats widely used in overseas retail markets, improving product presentation and consumer experience.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Functions — Bag Forming to Batch Printing:\u003c\/strong\u003e Automatically completes bag forming, quantitative filling, sealing, cutting, counting, and batch number printing, meeting the requirements of modern vertical packaging machines with high repeatability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Packaging Material Compatibility:\u003c\/strong\u003e Compatible with composite film, nylon, corn fiber, and hanging-ear coffee filter film, supporting food-grade tea, herbal tea, and specialty coffee packaging applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eApplication Areas\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Keypack Intelligent Tea Inner \u0026amp; Outer Bag VFFS Machine is suited for a range of tea, herbal, and specialty beverage packaging applications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTea: loose-leaf tea inner and outer bag packaging with triangular or flat bag forming and ultrasonic sealing\u003c\/li\u003e\n\u003cli\u003eHerbal tea: chamomile, peppermint, and mixed herbal blend packaging in non-woven inner bags with three-side seal outer pouches\u003c\/li\u003e\n\u003cli\u003eFloral tea: rose, jasmine, and chrysanthemum tea packaging requiring gentle filling and nitrogen flushing for aroma preservation\u003c\/li\u003e\n\u003cli\u003eFruit tea: small granular or mixed fruit tea packaging with consistent quantitative filling\u003c\/li\u003e\n\u003cli\u003eHealth tea: functional and wellness tea blend packaging for premium retail and export markets\u003c\/li\u003e\n\u003cli\u003eCoffee: hanging-ear coffee filter bag packaging for coffee powder and small granular coffee products\u003c\/li\u003e\n\u003cli\u003eSpecialty beverage: high-end tea and herbal beverage packaging lines targeting international retail and e-commerce channels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eTea Inner \u0026amp; Outer Bag Vertical Packaging Machine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Bag Size\u003c\/td\u003e\n\u003ctd\u003eL: 70–74 mm, W: 90 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Bag Size\u003c\/td\u003e\n\u003ctd\u003eL: 120 mm, W: 100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackaging Speed\u003c\/td\u003e\n\u003ctd\u003e20–40 bags\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachine Dimensions\u003c\/td\u003e\n\u003ctd\u003e2278 × 1173 × 913 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMachine Weight\u003c\/td\u003e\n\u003ctd\u003e660 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eAC 220V \/ 50Hz \/ 3.7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThis machine is not recommended for materials with high moisture content, large particle sizes exceeding the specified fill range, or free-flowing liquids.\u003c\/p\u003e","brand":"Keypack Intelligent Technology Co., Ltd.","offers":[{"title":"Default Title","offer_id":43158474621006,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/5182\/4718\/files\/One-stop_nitrogen-filled_fresh-keeping_tea_bag_packing_machine.jpg?v=1772698970","url":"https:\/\/shkpack.com\/sv\/products\/tea-bag-machine-nitrogen-flush","provider":"Keypack Intelligent Technology Co., Ltd.","version":"1.0","type":"link"}