Premium Custom Corrugated Boxes for Heavy‑Duty & Specialty Shipping
Discover our premium corrugated boxes designed for durability and versatility. Whether you need custom heavy duty shipping boxes, double wall corrugated boxes, or long shipping boxes, we’ve got you covered. Protect wine with our specialized wine shipping boxes, including twelve wine bottle shipping box, or showcase blooms with floral shipping boxes and plant shipping boxes. Customizable and reliable for every packaging application.
Why Choose Gulupack for Your Corrugated Packaging Needs?
Quality, Customization, and Competitive Excellence – Delivered Globally
Unbeatable Durability at Competitive Prices
Leverage China’s cost advantages without compromising quality. Our streamlined production keeps prices 20-30% lower than Western competitors.
Unlimited Customization
Whether you need long shipping boxes for oversized items, double-wall corrugated boxes for fragile goods, or branded floral shipping boxes, we adapt materials, sizes, and prints to match your exact requirements.
End-to-End Customer Support
From prototyping to final delivery, our bilingual team guides you at every step. Enjoy responsive communication, free design adjustments, and hassle-free logistics.
Product Features
Custom Mailer Boxes Product Overview
Discover the ultimate packaging solution with our premium corrugated boxes, engineered for strength, versatility, and style. Whether you’re shipping fragile goods across continents or showcasing products on retail shelves, our boxes deliver exceptional performance and eye‑catching appeal.
- Unrivaled Durability & Protection
Constructed from high‑quality fluted liners, our double wall corrugated boxes and heavy duty shipping boxes resist crushing, punctures, and moisture to keep contents safe during transit.
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Fully Customizable Designs
Tailor size, flute profile, printing, and finishing to your exact needs—from oversized long shipping boxes to bespoke twelve wine bottle shipping box layouts that secure each bottle in place.
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Specialty Shipping Expertise
Choose dedicated options like wine shipping boxes, floral shipping boxes, and plant shipping boxes for delicate or shaped goods, with inserts and dividers available
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Competitive Pricing & Reliable Service
Backed by our China factory’s production experience, enjoy cost‑effective custom heavy duty shipping boxes paired with responsive export support and quality assurance.
| Specification | Details |
| Material | 100% recyclable corrugated cardboard (single‑wall or double‑wall) |
| Flute Profile | B‑flute (3 mm), C‑flute (4 mm), E‑flute (1.5 mm), or combined BC‑flute for extra rigidity |
| Board Grade | Single‑wall: 32 ECT (Edge Crush Test) or 44 ECT |
| Double‑wall: 44 ECT + 32 ECT (5‑7 mm) | |
| Thickness | Single‑wall: 3–7 mm |
| Double‑wall: 7–10 mm | |
| Size Range | Fully customizable up to 2000 mm (L) × 1200 mm (W) × 1200 mm (H) |
| Printing | Up to 4‑color CMYK flexographic printing; spot color (Pantone PMS) |
| Coating & Finishing | Matte/gloss lamination, kraft or white siliconized liners, die‑cut windows, embossing |
| Weight Capacity | Single‑wall: up to 10 kg |
| Double‑wall: up to 30 kg | |
| Color Options | Natural kraft, white kraft, or custom PMS‑matched inks |
| Minimum Order | 500 pcs per SKU (MOQ negotiable based on design and order volume) |
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Frequently Asked Questions About Corrugated Boxes
Got questions? We’ve got answers! Explore common queries below or contact us for more details.
How long does production take for bulk orders?
With our streamlined China-based manufacturing, standard bulk orders ship within 15 days. Rush services are available for urgent needs, ensuring timely delivery to your address.
Can I customize box sizes for unique products like wine bottles or plants?
Absolutely! We specialize in custom heavy-duty shipping boxes, including twelve wine bottle shipping boxes with dividers and plant shipping boxes with ventilation holes. Share your specs, and we’ll design a perfect fit.
Can I add branding to my boxes?
Of course! Print your logo, handling instructions, or designs directly onto boxes using high-quality digital or offset printing. We ensure crisp, smudge-free branding to elevate your unboxing experience.
What makes Gulupack’s corrugated boxes suitable for heavy-duty shipping?
Our heavy-duty shipping boxes use double-wall corrugated construction and reinforced edges to handle extreme weights (up to 50kgs) and resist crushing during transit. Ideal for industrial equipment, machinery, or fragile high-value items.
Transform Your Packaging with Gulupack Expertise
Custom Solutions, Competitive Pricing, and Global Reliability – All in One Partner
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📦 Prototype Samples Available
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