Huasheng Packaging · Embalagens Flexíveis

coffee bags with valve

Coffee bag with one-way degassing valve and resealable zipper

Sacos de café personalizados com válvula e zíper para grãos de café torrado e café moído. Estruturas de alta barreira para proteção do aroma da fábrica Huasheng Packaging.

Preço de referência

Embalagens flexíveis personalizadas são cotadas com base no tipo de produto, tamanho, estrutura do material, espessura, cores de impressão e quantidade do pedido. Preço de referência: a partir de US$0.07/pc. O preço real pode variar conforme as especificações. Para uma cotação precisa, envie tamanho, material, quantidade e arquivo de design.

Opções de Estrutura de Material para Coffee Bags

  • PET/VMPET/PE — excelente barreira com aparência metalizada brilhante, o mais comum para café
  • Kraft/VMPET/PE — aparência kraft natural com proteção de alta barreira, ideal para café orgânico
  • PET/AL/PE — nível mais alto de barreira para café premium de longa vida útil
  • Mate/VMPET/PE — acabamento mate elegante com excelente proteção de barreira

Recomendações de Aplicação

  • Café recém-torrado (grão inteiro) — Kraft/VMPET/PE com válvula e zíper
  • Café moído — PET/VMPET/PE com alta barreira para preservar o aroma
  • Café premium especial — Mate/VMPET/PE com acabamento elegante e zíper dourado
  • Café instantâneo — PET/AL/PE com máxima proteção contra umidade

Pontos de Barreira de Aroma e Controle de Qualidade

  • Teste de funcionamento da válvula de degassing para verificar fluxo de ar unidirecional
  • Integridade da selagem do zíper após 10 ciclos de abertura e fechamento
  • Medição de OTR e WVTR
  • Inspeção da resistência da selagem térmica para bordas e fundo

Observações sobre MOQ e Custos

MOQ a partir de 5.000 unidades. Válvulas e zíperes adicionam custo extra por unidade. O custo do cilindro de impressão é amortizado em pedidos repetidos.

O que Preparar Antes de Solicitar um Orçamento

  • Estilo da bolsa: stand up ou flat bottom
  • Estrutura do material conforme vida útil
  • Posição da válvula
  • Tipo e posição do zíper
  • Arte em AI ou PDF
  • Capacidade (g) e quantidade por SKU
  • Impressão de marca na válvula
  • Amostras de referência

Product Information

What this product is used for — Coffee bags with valve and zipper are commonly used for roasted coffee beans and ground coffee packaging. Flat bottom, stand up and kraft paper laminated structures can be selected based on shelf display, aroma protection and barrier requirements. Common options may include PET/VMPET/PE, Kraft/VMPET/PE or aluminum foil laminated structures. Buyers should provide bag size, filling weight, valve requirement, zipper requirement, material preference, surface finish (matte/gloss), quantity and artwork before quotation.

Opções de Válvula, Zipper e Estilo de Embalagem

Valve, Zipper and Bag Style Options — Coffee bag performance depends on both material barrier and functional accessories. A one-way degassing valve helps release carbon dioxide from roasted coffee while reducing outside air entering the bag. Resealable zipper or pocket zipper options help consumers close the bag after opening. Bag styles: flat bottom coffee bag (box-like shelf stability, five printable panels), stand up coffee pouch (bottom gusset, cost-effective), side gusset coffee bag (expandable sides for larger volume). Buyers should confirm valve position, zipper type, bag style and surface finish (matte/gloss) before production.

Qualidade e Certificação

Huasheng Packaging is ISO22000 certified and supports food-grade coffee bag production with gravure printing, lamination, pouch making, valve and zipper attachment. All raw materials selected for food contact compliance. Each batch undergoes print color consistency check, lamination bond strength test, valve sealing integrity verification, zipper function test, heat seal strength test and visual appearance inspection.

Produtos Relacionados

Flat Bottom Pouches, Stand Up Zipper Pouches, Kraft Paper Packaging Bags, Side Gusset Bag, Quad Seal Pouches, Spout Pouches.

Aplicações

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.

Opções 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.

Principais Características

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.

Controle de Qualidade

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.

O que os Compradores Devem Preparar

  • 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

Produtos Relacionados

Packaging Structure

  • Printed outer layer — PET or BOPP with gravure printing, or kraft paper laminated surface for natural-look coffee bags
  • Barrier middle layer — VMPET or aluminum foil providing oxygen, moisture and aroma barrier for coffee freshness
  • Heat seal inner layer — PE for standard coffee bags, selected for sealing strength and food contact safety
  • One-way degassing valve — allows CO2 from freshly roasted coffee to escape while reducing oxygen ingress; valve position confirmed during artwork design
  • Resealable zipper — press-to-close or slider zipper for consumer reclosure after opening; zipper type and position reviewed with bag design
  • Bottom gusset or flat bottom — expands when filled for stable shelf standing; bottom panel size confirmed with filling weight

Parâmetros Técnicos

  • Product Type: Coffee pouch with one-way degassing valve and optional zipper
  • Material Structure: PET/VMPET/PE, PET/AL/PE, Kraft/VMPET/PE, Kraft/AL/PE
  • Thickness Range: Depends on coffee type, filling weight and shelf life
  • Printing Method: Gravure printing for custom printed orders
  • Surface Finish: Gloss, matte or kraft paper surface per brand design
  • MOQ: Depends on size, material structure, printing colors and order quantity
  • Sample Option: Existing samples can be provided; custom printed samples depend on artwork and project requirements
  • Lead Time: Depends on artwork confirmation, material structure and order quantity
  • Application: Roasted coffee beans, ground coffee and specialty coffee packaging
  • Packing Machine Compatibility: Manual filling, semi-automatic or premade pouch filling lines

Common Problems We Help Buyers Avoid

  • Aroma loss due to poor barrier — select PET/AL/PE or equivalent high-barrier structure based on coffee type
  • Valve position not suitable for filling or shelf display — confirm valve location during artwork review
  • Zipper sealing not stable — check zipper type, heat seal parameters and pouch structure
  • Bag swelling or poor degassing performance — confirm one-way valve function and degassing requirements
  • Matte or kraft surface not matching brand expectation — review surface finish samples before production

Related Applications

Guias de Embalagem Relacionados

Perguntas Frequentes

Why do coffee bags need a degassing valve?

Fresh roasted coffee can release carbon dioxide after packing. A degassing valve helps release gas from the bag while reducing outside air entering the package, which helps protect aroma and reduce bag swelling risk.

What bag types are commonly used for coffee packaging?

Common coffee packaging formats include flat bottom coffee bags, stand up zipper pouches, side gusset bags and kraft paper laminated coffee bags. The choice depends on filling weight, shelf display, zipper requirement and brand design.

What material structure is suitable for coffee bags?

Coffee packaging often needs good aroma, oxygen and moisture barrier. Common structures may include PET/VMPET/PE, PET/AL/PE, kraft paper laminated structures or other high-barrier options. The final structure should be confirmed based on shelf life and storage condition.

Can coffee bags be customized with zipper and matte finish?

Yes. Coffee bags can be customized with zipper, degassing valve, matte finish, glossy finish, kraft paper surface, rounded corners and custom printing. The exact options depend on bag type, size and order requirements.

What information should I provide for a coffee bag quotation?

Please provide bag type, size, filling weight, material preference, valve and zipper requirement, printing colors, quantity, artwork file and destination country. If you have an existing coffee bag sample, photos can help us review the structure more accurately.

Recommended Material Structures

Material structure should be reviewed according to product type, shelf life, filling condition, barrier requirement and packing process.

Related Packaging Guides

Learn material structures, packaging options and application guides related to this product.

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