kraft paper packaging bags
Bolsas de papel kraft personalizadas con estructuras Kraft/PE, Kraft/VMPET/PE, Kraft/AL/PE para café, snacks y alimentos secos. Aspecto de papel natural con barrera interior de la fábrica Huasheng Packaging.
Precio de referencia
Los envases flexibles personalizados se cotizan según el tipo de producto, tamaño, estructura del material, grosor, colores de impresión y cantidad del pedido. Precio de referencia: desde US$0.06/pc. El precio real puede variar según las especificaciones. Para una cotización precisa, envíe el tamaño, material, cantidad y archivo de diseño.
Material Structure Options
- Kraft/PE — para alimentos secos, té y productos ligeros
- Kraft/PET/PE — para snacks, polvos y envases impresos
- Kraft/VMPET/PE — para café, frutos secos y mejor barrera
- Kraft/AL/PE — para café, productos sensibles al aroma y alta barrera
Application Recommendations
- Café en grano/molido — Kraft/VMPET/PE o Kraft/AL/PE
- Snacks/frutos secos — Kraft/VMPET/PE o Kraft/PET/PE
- Té/polvos/alimentos secos — Kraft/PET/PE o Kraft/AL/PE
- Panadería/galletas — Kraft/PE o Kraft/PET/PE
Quality Control Points
- Pruebas de barrera contra humedad, oxígeno, luz y resistencia al aceite
- Resistencia de sellado térmico (ASTM F88) y sellado de cierre
- Verificación de sellado de válvula para café y adhesión de película de ventana
- Resistencia al roce de impresión, calidad de acabado y estabilidad de pie
MOQ and Cost Notes
El MOQ depende del tamaño, estructura, espesor, colores de impresión y cantidad (desde 20,000 unidades). La impresión por huecograbado puede requerir costo de cilindro. El papel kraft, aluminio, cierre, válvula y ventana afectan el costo unitario.
What to Prepare Before Requesting a Quote
- Tipo de bolsa
- Tamaño y peso de llenado
- Tipo de producto
- Estructura del material
- Colores de impresión y archivo de arte
- Cantidad
- Acabado superficial
- Requisitos de cierre/válvula/ventana
Product Information
What This Product Is Used For — Kraft paper packaging bags are commonly used for coffee, tea, snacks, nuts, dried food, powder and natural-style food packaging. The kraft paper layer provides a natural appearance, while the inner laminated film should be selected according to moisture barrier, oxygen barrier, aroma protection and sealing requirements. Common structures may include Kraft/PE, Kraft/VMPET/PE or Kraft/AL/PE depending on the product and shelf life. Buyers should provide bag size, filling weight, material preference, zipper or valve requirement, quantity, printing colors and artwork before quotation.
Product Information
Kraft Paper Bag Type Options — Kraft paper packaging bags can be made as stand up pouches, flat bottom pouches, zipper pouches, coffee bags with one-way valve, window pouches or side gusset bags. Resealable zipper, one-way degassing valve and transparent window options are available based on product use. Mat or natural kraft appearance can be combined with custom printing. The right bag type depends on filling weight, shelf display, sealing requirement, consumer opening method and brand style.
Product Information
Huasheng Packaging is ISO22000 certified and supports food-grade kraft paper packaging bag production. All raw materials selected for food contact compliance. Each batch undergoes print color consistency check, lamination bond strength test, heat seal strength test, zipper/valve function verification and visual appearance inspection.
Product Information
Coffee Bags with Valve, Flat Bottom Pouches, Stand Up Zipper Pouches, Three Side Seal Pouch, Food Packaging Roll Film, Side Gusset Bag.
Aplicaciones
Food, beverage, snacks, coffee, pet food, daily chemical, powder, liquid, sauce, frozen products, ready meals, industrial products and more. Suitability depends on material structure, sealing method and packaging machine type.
Opciones de Material
Common structures: PET/PE, PET/VMPET/PE, PET/AL/PE, BOPP/CPP, NY/PE, kraft paper laminates. Selection criteria: barrier requirements (oxygen, moisture, light), sealing method (heat seal, cold seal), shelf life, packaging machine compatibility and cost.
Características Clave
9-color gravure printing, food-grade laminated materials, eye mark registration, custom heat seal layer. Optional: resealable zipper, tear notch, hang hole, window, one-way degassing valve, spout and cap. All products made in ISO22000 certified facility.
Control de Calidad
Each batch: print color consistency check, lamination bond strength test (ASTM F904), heat seal strength test (ASTM F88), dimensional tolerance measurement, visual appearance inspection. Roll film: COF, surface tension, slitting accuracy. Pre-shipment inspection with retained batch samples.
Qué Deben Preparar los Compradores
- Provide product type, bag size or roll width — a photo or sample helps quick assessment
- If material structure or thickness is known, include specification
- Number of printing colors and artwork file affect cylinder cost and prepress time
- Packing machine type (VFFS/HFFS/manual) determines roll film vs premade pouch choice
- Destination country or region affects material compliance and logistics
Productos Relacionados
- Bolsa de Café con Válvula
- Bolsa de Fondo Plano
- Bolsa Vertical con Cierre
- Bolsas con Fuelle Lateral Personalizadas para Café
- Quad Seal Pouch
Related Applications
Guías de Envasado Relacionadas
- Bolsa de fondo plano vs bolsa stand up: ¿Qué formato de envase elegir?
- Por qué bolsas del mismo precio pueden tener calidad diferente
Preguntas Frecuentes
What is a kraft paper packaging bag?
A kraft paper packaging bag uses kraft paper as the outer layer, laminated with inner plastic layers for sealing and barrier protection. It provides a natural, artisanal appearance for coffee, snacks, tea and dry food packaging.
Is kraft paper alone enough for food packaging?
No. Kraft paper alone is not a food packaging material. It must be laminated with inner PE or barrier layers to provide sealing, moisture protection and food contact safety.
What inner structures are used with kraft paper?
Common inner layers include Kraft/PE for basic moisture protection, Kraft/VMPET/PE for improved barrier, and Kraft/AL/PE for higher barrier requirements such as coffee packaging.
Can kraft paper bags include zippers or valves?
Yes, zipper and degassing valve options can be reviewed according to the bag design. Placement should be confirmed during the design stage.
What information is needed before quotation?
Product type, bag dimensions, inner material structure, barrier requirement, zipper or valve needs, printing colors, artwork file, quantity and destination country.
Recommended Material Structures
Material structure should be reviewed according to product type, shelf life, filling condition, barrier requirement and packing process.
- PET/PE Food Packaging — PE inner layer combined with kraft paper outer for natural appearance packaging.
- PET/VMPET/PE Metallized Packaging — Metallized inner structure with kraft paper outer for improved barrier and natural look.
- PET/AL/PE Aluminum Foil Packaging — Aluminum foil inner structure with kraft paper outer for higher barrier coffee and tea packaging.
Related Packaging Guides
Learn material structures, packaging options and application guides related to this product.
- Clear Window Packaging — Window design combined with kraft paper outer appearance.
- Matte, Gloss and Soft Touch Finish — Surface finishes that complement kraft-style pouch branding.
- Coffee Packaging Solutions — Kraft-style coffee bag structures and inner barrier layers.
- VMPET Film for High Barrier Packaging — Inner metallized barrier layer for kraft paper laminated pouches.