Custom Printed 4-Seal Bag with Handle for Filling Agents, Sealants, and Construction Adhesives
High-strength 4-seal flexible packaging bag with top handle—ideal for construction materials like grout, sealant, and adhesive. Moisture-resistant, printable, and perfect for retail display and industrial use
Features
- Four-Side Heat Seal、Top Handle、High-Print Quality、Chinese Labeling、Stand-Up Structure、Custom Sizes & Colors
Buy packaging and get free QR Tracking SaaS for anti-counterfeiting, traceability, inventory management, and consumer insights.
Product Description
Overview
The 4-seal bag is the preferred packaging format for construction materials and industrial chemicals. Its four-side sealed structure provides complete protection against moisture, dust, and contamination—critical for products used in wet or outdoor environments.
With a top-mounted handle, it allows easy carrying and stacking on shelves or construction sites. The stand-up design keeps the bag upright when filled, improving visibility and accessibility.
Perfect for retail stores, hardware shops, and industrial suppliers, this bag combines durability, functionality, and cost-efficiency.
Product Features
Four-Side Sealing: Top, bottom, and both sides are heat-sealed—creates a robust "pocket" that resists bursting, leakage, and tampering.
Material Options:
Standard Barrier: PET/PE (for non-sensitive products)
High Barrier: PET/AL/PE (blocks O₂, moisture, light—ideal for sensitive formulations)
Eco-Friendly: PLA-based or compostable films (certified by OK Compost)
Sealing Technology: Four-side heat seal with reinforced edges—resists tearing during handling.
Print Excellence: Full-color offset printing; supports Chinese characters, English text, barcodes, and regulatory symbols.
Finishing Options: Peelable seal, tear notch, or child-resistant closure.
Structure Types:
Flat Bottom: Lays flat on shelves
Stand-Up: Self-supporting when filled (requires gusseted bottom)
Certifications: FDA-compliant, BRCGS, ISO 22000, REACH-compliant materials.
Product Advantages
Retail Ready: Stand-up design makes it perfect for supermarket and hardware store displays.
Consumer Trust: Full surface branding with bilingual labels enhances professionalism.
Hygiene Protection: Sealed environment prevents contamination during storage and transport.
Automation Ready: Compatible with high-speed HFFS lines at speeds up to 100 bags/min.
Quality Assurance
Seal Strength: ≥30 N/mm (tested per ASTM F88)
Moisture Barrier: WVTR ≤3 g/m²/24h (with PE liner)
Oxygen Barrier: OTR ≤2 cc/m²/day (with AL layer)
Color Accuracy: ΔE ≤3 for critical colors
Production Control: In-line inspection, metal detection, and batch traceability via QR code.
Product Specifications
| Application | Material | Thickness | Typical Size (W×H) | Print Area | Max Capacity |
|---|---|---|---|---|---|
| Grout | PET/PE | 120 μm | 10×15 cm | Front Only | 500g |
| Sealant | PET/AL/PE | 130 μm | 12×18 cm | Front + Back | 1kg |
| Adhesive Powder | PET/VMPET/PE | 150 μm | 15×20 cm | Full Surface | 2kg |
| Waterproof Agent | PET/PE | 110 μm | 10×12 cm | Front Only | 300g |
Note: Custom sizes and structures available. MOQ: 3,000 pcs.
Product Applications
Construction: Grout, sealant, adhesive, mortar additives
Industrial: Chemicals, lubricants, industrial coatings
Retail: Hardware stores, home improvement centers, DIY shops
E-commerce: Taobao, JD.com, Pinduoduo, Amazon
Export: Certified for EU, US, ASEAN markets
Trusted by construction brands, industrial suppliers, and online retailers.
