Double-Wall Corrugated Mailer Box with Self-Sealing Strip for E-Commerce
Quick Specs
| Category | Corrugated mailers |
|---|---|
| Material | Corrugated Board (B/C/E/EB Flute) / Kraft / White Top |
| MOQ | 1000-3000 units |
| Price | $0.15-1.20/pc |
| Certification | ISO 9001, FSC |
| Sample | 3-5 days |
| Production | 7-15 days |
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Product Overview
Manufactured by Guangdong Bincai Color Printing Co., Ltd., this double-wall corrugated mailer box integrates a self-sealing adhesive strip with easy-tear perforation — eliminating tape, reducing fulfillment labor, and delivering a premium branded unboxing experience. The BC-flute (6.0mm) or EB-flute (4.5mm) double-wall construction provides 32–44 ECT crush resistance and 1,800+ kPa burst strength, tested to ISTA 1A transit standards. Suitable for apparel, cosmetics, electronics, food products, and subscription box services shipping via Amazon FBA, Shopify, or direct-to-consumer channels. Full-color flexo or offset litho printing on white-top kraft liner with water-based inks for eco compliance. With 23 years of manufacturing excellence, 18,000 sqm of factory space, and a daily output of 1.7 million boxes, Bincai delivers consistent quality at competitive prices.
Customization Options
| Option | Available Choices |
|---|---|
| Flute Construction | BC-flute 6.0mm, EB-flute 4.5mm, single-wall B-flute 3.0mm |
| Liner Material | 125–200gsm kraft (outside), 125–175gsm kraft (inside), white-top 150–200gsm |
| Print Method | Flexo 1–3 color, offset litho 4-color CMYK + Pantone |
| Closure System | Self-sealing adhesive + tear strip, standard tape-seal, peel-and-seal flap |
| Size Range | 150×100×50mm to 600×400×400mm (FBA-compliant sizing) |
| Adhesive Grade | Hot-melt pressure-sensitive, temperature-stable -20°C to 60°C |
| Additional Features | Die-cut handles, perforated tear panels, interior branding, QR code printing |
| MOQ | 1,000 units (standard sizes), 3,000+ (custom dimensions or tooling) |
Production Specifications
- Press: Heidelberg 7+1 UV and KBA 1050 4-color offset — ±0.15mm print registration, Pantone spot color matching
- Corrugator: 2.5m wide high-speed single-facer — B/C/E/F flute profiles, automatic splice
- Die-Cutting: Bobst flatbed die-cutter, box blank tolerance ±0.15mm, rotary die-cutter for high-volume runs
- Gluing: Fully automatic corrugated box gluing and folding line with inline quality inspection
- Ink System: Water-based flexo inks, soy-based offset inks — VOC compliant, FSC certified paper sourcing
- Daily Capacity: 1.7M color boxes + 220K+ gift boxes across dual 18,000 sqm factory
- Certifications: ISO 9001:2015 Quality Management, FSC Chain-of-Custody
Production Quality & Testing
| Test | Standard | Specification |
|---|---|---|
| Edge Crush Test (ECT) | TAPPI T-811 / ISO 3037 | 32–44 lb/in (BC-flute double-wall) |
| Burst Strength (Mullen) | TAPPI T-810 / ISO 2759 | 1,800+ kPa |
| Flat Crush (FCT) | TAPPI T-808 / ISO 3035 | 350+ kPa |
| Glue Bond Strength | TAPPI T-813 | ≥80% fiber tear |
| Drop Test | ISTA 1A | 10-drop sequence, 760mm |
| Adhesive Temperature Cycle | Internal | -20°C to +60°C, 24hr dwell, no peel |
| Tear Strip Consistency | Internal | Clean single-tear, no jagged edges |
| Moisture Content | TAPPI T-412 | 7.5–9.5% |
| Dimensional Verification | ISO 2859-1 AQL 2.5 Level II | ±2mm per 600mm |
| Visual Inspection | ISO 2859-1 AQL 2.5 Level II | Accept ≤1.0% major |
Industry Applications
| Application | Configuration | Key Feature |
|---|---|---|
| Amazon FBA Fulfillment | FBA-compliant sizes, barcode-ready | ISTA 1A certified transit |
| Apparel E-Commerce | Poly-bag + mailer combo | Branded full-color print |
| Cosmetics Subscription | Custom insert + mailer | Premium unboxing experience |
| Small Electronics | E-flute double-wall + foam | Anti-static liner option |
| Food Product Shipping | Kraft liner + water-based ink | Food-grade compliance |
| DTC Branded Packaging | White-top full-color litho | Retail-ready presentation |
Why This Double-Wall Self-Sealing Mailer
Standard single-wall corrugated mailers fail when products exceed 2kg or transit distances exceed 500km. This double-wall self-sealing mailer eliminates the two most common e-commerce fulfillment pain points: crush damage from inadequate wall strength, and packing-line bottlenecks from manual taping.
| Factor | Standard Single-Wall Corrugated Box | This Double-Wall Self-Sealing Mailer |
|---|---|---|
| Wall Construction | Single B-flute or C-flute (3.0mm) | BC-flute (6.0mm) or EB-flute (4.5mm) double-wall |
| Edge Crush Test (ECT) | 23–29 lb/in (TAPPI T-811) | 32–44 lb/in — 40–52% stronger |
| Burst Strength (Mullen) | 1,100–1,400 kPa | 1,800+ kPa — 30–60% higher |
| Flat Crush (FCT) | 180–250 kPa | 350+ kPa — nearly 2× resistance |
| Transit Certification | Uncertified or basic ISTA 2A | ISTA 1A — 10-drop sequence at 760mm |
| Closure Method | Manual tape (10–15 sec/box, tape gun required) | Self-sealing adhesive strip (2 sec/box, no tools) |
| Adhesive Temperature Range | N/A (tape fails below -5°C) | -20°C to +60°C — stable through cold-chain and summer warehouses |
| Consumer Opening | Knife or scissors required | Perforated tear strip — clean single-tear, no tools |
| FBA Compliance | Manual size verification needed | FBA-ready sizing 150×100×50mm to 600×400×400mm |
| Packing Labor Cost | $0.08–0.12/box (tape + time) | $0.02–0.03/box (peel and press) — 75% labor savings |
Bottom line: For any product over 1kg shipping more than one zone, this double-wall self-sealing mailer reduces damage claims by an estimated 35–50% (based on ECT/burst differential) while cutting per-box packing time from 12 seconds to under 3 seconds. At 1,000 shipments/day, that’s 2.5 labor-hours saved daily — paying for the wall upgrade within the first week.
Why Choose Bincai
| Feature | Detail |
|---|---|
| 🏭 Experience | 23 years since 2003 |
| 📐 Factory | 18,000 sqm dual factory (10,000+8,000 smart factory) — KBA 1050, Heidelberg 7+1 UV, Bobst SP 102 BMA, 2.5m corrugator |
| ✅ Quality | ISO 9001:2015 certified — full batch traceability, inline QA inspection |
| 🌿 Eco | FSC Chain-of-Custody certified, water-based inks, recyclable corrugated |
| 🚀 Capacity | 1.7M+ color boxes + 220K+ gift boxes daily across 3 shifts |
| 🎨 Custom | Any size, flute, liner, printing, adhesive, or closure configuration |
| 📦 MOQ | 1,000 units (standard), 3,000+ (custom tooling) |
| 🆓 Sample | Free pre-production sample (freight collect), 5–7 working days |
| 🌍 Shipping | Worldwide DHL/FedEx/UPS/Sea from Foshan, Guangdong |
Why Choose Bincai
23 years · ISO 9001 · FSC Certified · 1.7M boxes/day · 200+ global brands
| 🏭 Experience | 23 years since 2003 |
| 📐 Factory | 18,000m² (10,000+8,000 smart factory) with KBA & Heidelberg presses |
| ✅ Quality | ISO 9001:2015 certified |
| 🌿 Eco | FSC certified sustainable materials |
| 🚀 Capacity | 1.7M+ color boxes + 220K+ gift boxes daily |
| 🎨 Custom | Any size, color, finish, insert |
| 📦 MOQ | 500-1000 pcs, trial orders accepted |
| 🆓 Sample | Free pre-production sample (freight collect) |
| 🌍 Shipping | Worldwide DHL/FedEx/UPS/Sea |
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