Informação detalhada

Materiais:	PET, BOPP, CPP, PA, PE, RCPP, CPE, VMPET, AL, EVOH	Estrutura Recomendada:	PET/AL/PE; PET/AL/PA/PE
Camadas de filme:	2/3/4 camadas	Grossura:	50 mícrons - 150 mícrons
Tamanho padrão:	Personalizado mediante solicitação	largura:	0-1200 mm
Altura:	0-1200 mm	Comprimento:	0-1200 mm
Cor:	Máximo de 12 cores	Tipo de impressão:	Impressão de rotogravura
Impressão:	Personalizado mediante solicitação	Tipo de bolsa:	Saco Líquido de Café
Propriedades de barreira:	Resistente ao gelo, resistente a perfurações, antiembaçante, inflável, barreira de oxigênio, resistê	Aplicativos:	Compostos plásticos, produtos químicos, sabão em pó
Embalagem:	Embalagem cartonada, embalada em paletes	Quantidade mínima:	500kg
Custos de amostra:	0-500 dólares	Tempo de produção:	10-20 dias
Habilidade da fonte:	1000 toneladas	Linhas de Produção:	5 linhas de produção
Destacar:	Oxygen Barrier Stand Up Coffee Bag , Multi Laminate Film Liquid Packaging Pouch

Descrição de produto

Guardian Pro: Multi-Laminate Freshness Coffee Bag

Where Material Science Meets the Art of Roasting

For roasters who define quality by the first crack and the last sip, we present the Guardian Pro. This premium liquid-style bag is the result of material science explicitly engineered for coffee preservation. We go beyond simple barriers; we've architected a proprietary multi-laminate film structure that systematically defeats the three enemies of freshness: oxygen, light, and aroma loss. This isn't packaging—it's a controlled-environment vault for your craft.

Engineered Laminate: A 4-Layer Fortress

Our bag is built using a state-of-the-art reverse-printed, multi-layer laminated film. This structure is precision-engineered for maximum barrier performance and luxurious feel:

Layer 1 (Outer Layer / Printing Surface): 12-15 micron PET or Matte OPP. Provides exceptional graphic printability for stunning, high-resolution branding with superior scuff resistance and a smooth or luxe matte tactile finish.
Layer 2 (Core Barrier Layer): 5-7 micron Metallized PET or EVOH. The heart of the system that creates an impenetrable barrier against oxygen and light (99.9% UV barrier).
Layer 3 (Tie Layer / Structural Core): 15-20 micron Nylon or LLDPE. Provides phenomenal puncture resistance, tensile strength, and flexibility while preventing pinholes.
Layer 4 (Inner Sealing & Aroma Lock Layer): 50-70 micron LDPE or food-grade PE Blend. Ensures strong, reliable heat seals and locks in aromatic compounds with a safe food-contact surface.

Integrated Freshness Technologies

Aroma-Lock™ One-Way Valve: Precision-calibrated to vent CO₂ without allowing oxygen re-entry or significant aroma escape.
Light-Lock™ Opacity: Achieved through metallization, opaque pigments, and multiple material layers for total darkness.
Reclosable Precision Zipper: Integrated wide-track zipper for perfect, airtight resealing.

Form & Function Synergy

The laminate is specifically engineered for the "liquid stand-up pouch" form factor. It maintains the perfect balance of stiffness for clean, upright standing and flexibility to collapse elegantly around coffee, minimizing headspace.

Why This Film Structure Wins

Superior Barrier Performance: Combination of specialized materials exceeds single-layer or co-extruded film barriers.
Brand Excellence: Reverse printing between layers ensures vibrant, scratch-proof, food-safe graphics.
Durability & Integrity: Nylon/LLDPE strength and thick sealant layer prevent leaks and breakages.
Proven Freshness Extension: Industry benchmark for extending optimal freshness of whole bean coffee to 6-12 months.

Technical Specifications

Structure	PET // Metallized PET or EVOH // Nylon (BOPA) // LDPE
Total Thickness	~80-110 microns (dependent on size/volume)
OTR (Oxygen Transmission Rate)	<1.0 cc/m²/24h (with Metallized PET) or <2.0 cc/m²/24h (with EVOH)
WVTR (Water Vapor Transmission Rate)	<1.0 g/m²/24h
Light Barrier	>99.9% (Metallized) or >99.5% (Opaque EVOH/White)
Certifications	Compliant with FDA, EU, and other global food-contact regulations

Choose the Guardian Pro laminate structure when your coffee's flavor profile is too valuable to leave to chance. It's the choice for roasters who invest in the finest green beans and meticulous roasting—and demand packaging that protects that investment down to the molecular level.

Package Your Passion with Precision

Ordering Information

Minimum Order Quantity	500kg
Samples	Available ($0 - $500 USD)
Printing Plate Charge	$70 - $150 USD (one-time fee)
Packaging	Secured in cartons and palletized for international shipping

etiqueta:

Lugar de origem:	Cantão, China
Marca:	HUAXING
Certificação:	SGS, FDA, ISO
Número do modelo:	Saco Líquido de Café

Quantidade de ordem mínima:	500kg
Preço:	1USD
Detalhes da embalagem:	Embalagem cartonada, embalada em paletes
Tempo de entrega:	5-20 dias
Termos de pagamento:	T/T
Habilidade da fonte:	80000000 sacos

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