Gusseted Anti-Static Poly Bags for Safe Electronics Packaging
Our Anti-Static Poly Bags feature folded expansion structures on the sides or bottom, creating a 3D profile when opened for significantly increased packaging capacity.Manufactured from high-grade polyethylene (PE) resin blended with antistatic additives, these bags maintain a stable surface resistivity within the safe ESD range of 10⁹–10¹¹ Ω.The gusseted design delivers superior functionality: expanded capacity, free-standing stability, and easy loading and unloading.
These Gusseted Anti-Static Poly Bags are widely used for large-format electronic components, bulk materials, 3D products, and multi-piece bundling. They are especially ideal for ESD packaging requiring high capacity, stand-up stability, and convenient handling.
Shanghai Ruiyue Plastic Products Co, Ltd, a professional plastic packaging OEM/ODM manufacturer based in the Yangtze River Delta, provides one-stop services including film blowing, printing, bag making and full customization.We deliver tailored gusseted anti-static bag solutions for semiconductor, SMT, consumer electronics, automotive electronics and other industries, with flexible customization of dimensions, thickness, ESD grade, gusset width and printed graphics.
Why Choose Our Gusseted Anti-Static Poly Bags ?
| Features | Benefits |
|---|---|
| Gusseted design | Expanded side / bottom structure greatly increases capacity; ideal for 3D products and bulk packaging |
| Anti-static performance | Antistatic additives evenly distributed throughout the film for long‑lasting, consistent static protection |
| Controllable surface resistance | Surface resistivity: 10⁹–10¹¹ Ω; customizable ESD grades available to meet customer specifications |
| Free-standing capability | Bottom gusset allows the bag to stand upright for easier storage, display and access |
| Custom printing | Supports 7‑color rotogravure printing for logos, ESD markings, product information and barcodes |
| Excellent physical properties | High toughness, puncture and tear resistance to protect electronic components with sharp edges |
| Eco-friendly & safe | Compliant with RoHS and REACH standards; non‑migrating and non‑corrosive |
Standard Specifications for Gusseted Anti-Static Poly Bags
|
Parameter |
Range / Options |
|
Bag Style |
Bottom-gusseted bag, side-gusseted bag |
|
Gusset Width |
30mm – 200mm (customizable) |
|
Thickness |
30μm – 300μm |
|
Bag Width |
Up to 1800mm, customizable |
|
Bag Length |
Customizable |
|
Surface Resistivity |
10⁹Ω – 10¹¹Ω (multiple grades available) |
|
ESD Grade |
Static Dissipative (10⁹Ω) / Anti-Static (10¹¹Ω) |
|
Color |
Transparent, pink (ESD standard), custom colors |
|
Seal Type |
Heat seal, envelope flap |
|
Printing |
Up to 7-color rotogravure printing; supports logos, ESD markings, barcodes |
Typical Applications in Electronics & Industrial Packaging
|
Industry |
Application |
Gusset Type |
Recommended Gusset Width |
ESD Grade |
|
Semiconductor |
Multi-chip packaging |
Bottom gusset |
50–100mm |
10⁹Ω |
|
SMT |
Component reels & trays |
Side gusset |
80–150mm |
10⁹Ω |
|
PCB |
Multiple circuit board packaging |
Bottom gusset |
30–80mm |
10⁹Ω |
|
Consumer Electronics |
Bulk mobile accessories |
Bottom gusset |
50–100mm |
10⁹Ω–10¹¹Ω |
|
Automotive Electronics |
Bulk sensors & connectors |
Bottom gusset |
50–100mm |
10⁹Ω |
|
Warehousing & Logistics |
Multi-piece bundling |
Side gusset |
100–200mm |
10⁹Ω–10¹¹Ω |
What Are Gusseted Bags & Why Gusseted Design?
A gusseted bag is constructed with folded expansion panels on the sides or bottom during production.When filled, the gussets expand automatically to form a three-dimensional space.
| Bag Type | Flat Bag | Zip Bag | Gusseted Bag |
| Structural Feature | Flat structure | Flat structure with zipper | Side / bottom expansion |
| Capacity Characteristic | Limited by bag width | Limited by bag width | Significantly increased capacity |
| Typical Application | Flat products, single-piece packaging | Small parts, reusable storage | 3D products, bulk items, multi-piece packs |
Core Advantages of Gusseted Design
- Expanded Capacity:
Up to 50% higher volume than flat bags
- Free-Standing Stability:
Stands upright for easier storage, display and access
- Improved Space Utilization
Conforms to 3D product shapes with minimal voids
- Easy Loading
Wide opening for manual or automated filling
How to Calculate Gusseted Bag Capacity and Select the Right Size
1. Key Factors Affecting Bag Capacity
Effective capacity of gusseted bags depends on three factors: bag width, bag length, and gusset width.
2. Capacity Estimation Formula (Bottom-Gusseted Bags)
When expanded, the bag forms an approximate cuboid:Length ≈ bag lengthWidth ≈ bag widthHeight ≈ gusset width ÷ 2
3. Selection Recommendations
● Flat products (e.g, PCBs): narrow gusset 30–50mm
● 3D products (e.g, sensors, connectors): medium gusset 50–100mm
● Bulk materials & multi-pack items: wide gusset 100–200mm
● Our technical team will recommend the optimal gusseted bag specification based on your product dimensions and packing quantity.
Production & Quality Control
Full-process control from raw materials to finished products.
1. Raw Material Control
Premium PE resin + imported antistatic masterbatch, no recycled materials, ensuring stable ESD performance, no migration and no odor.
2. Film Blowing Process
Advanced extrusion lines ensure precise control of film thickness, width and uniform dispersion of antistatic additives.
3. Gusseted Bag Making
15 bag-making machines capable of producing bottom-gusseted and side-gusseted styles.Gusset width is precisely controlled, with clean folds and smooth expansion.
4. Printing Process
7-color rotogravure printing with eco-friendly inks, delivering strong adhesion and high abrasion resistance.
5. Inline Resistance Monitoring
Real-time surface resistance testing ensures consistent ESD performance across entire batches.
6. Full Pre-Shipment Inspection
Each batch undergoes surface resistance testing, gusset expansion testing, heat seal strength testing and tear resistance testing, with a full quality report provided.
7. Comprehensive Quality System
Three-level quality control: incoming inspection, in-process inspection, finished goods full inspection.Certified to ISO 9001 and SGS food-contact safety standards.
Customization Service (OEM/ODM)
1. Custom Specifications：
|
Custom Item |
Available Options |
|
Gusset Type |
Bottom gusset (bottom expansion), side gusset (side expansion) |
|
Gusset Width |
30mm – 200mm |
|
Bag Structure |
Bottom-gusseted, side-gusseted, custom-shaped gusseted bags |
|
Thickness |
30μm – 300μm |
|
Dimensions |
Bag width up to 1800mm, any length |
|
ESD Grade |
Static Dissipative (10⁹Ω) / Anti-Static (10¹¹Ω) |
|
Printing |
Logos, ESD markings, product information, barcodes; up to 7-color rotogravure |
|
Material Performance |
Rust protection, anti-aging, high toughness, food-grade, puncture-resistant |
2. Custom Printing & Branding Service :
We provide fully customized gusseted anti-static bags for your brand
● Printing: 7-color rotogravure, high-definition, eco-friendly inks
● Design support: custom logos, ESD warning signs, product details, barcodes, instructions; accepts AI, PDF, CDR files
● Printing area: front, back, or gusset panel
● Typical applications: branded electronic component packaging, ESD-controlled packaging, custom industrial packaging
3. Customization process：
Size
1
>>
Proofing
2
>>
Drawing
3
>>
Customized Service
4
>>
Production And Delivery
5
>>
After-sale Services
6
Bulk Packaging Solutions for Electronics Manufacturers
Case 1: Japanese Semiconductor Packaging Company
Requirement: High-capacity ESD packaging for multiple chips
Solution: Bottom-gusseted bag, 80mm gusset, 10⁹Ω static dissipative grade
Result: 150% capacity increase, improved packaging efficiency, full ESD compliance
Case 2: Korean SMT Factory
Requirement: Stable stand-up packaging for component reels
Solution: Side-gusseted bag, 100mm gusset, 10⁹Ω with printed markings
Result: stable standing, easy line-side access, zero misuse
Case 3: U.S. Automotive Electronics Manufacturer
Requirement: Puncture-resistant bulk packaging for sensors
Solution: Bottom-gusseted bag, 150μm thickness, 60mm gusset, 10⁹Ω
Result: reliable edge protection, compliant with automotive ESD standards
Case 4: Domestic Consumer Electronics Brand
Requirement: Branded bulk packaging for mobile accessories
Solution: Bottom-gusseted bag, 50mm gusset, 10⁹Ω, 7-color printing
Result: professional appearance, scannable barcodes, enhanced brand image
FAQ
Q: What is the difference between gusseted anti-static bags and regular flat bags?
A: The key difference is structure and capacity. Flat bags have a simple flat profile with limited width-based capacity. Gusseted bags feature folded expansion panels on sides or bottom, creating a 3D shape that boosts capacity by 50%–200%. Gusseted bags are ideal for 3D items, bulk materials, and multi-piece packs, while flat bags suit thin, single-piece products.
Q: What is the difference between bottom-gusseted and side-gusseted bags, and when to use which?
A: mponents and multi-piece packs requiring stable display and easy access. Side-gusseted: expands on both sides with a wide opening; ideal for large items, trays, and reel-type materials. We recommend the best style based on your product shape and usage.
Q: How do I choose the right gusset width?
A: Gusset width directly determines capacity expansion: 30–50mm: flat products such as PCBs and thin components 50–100mm: medium 3D items such as sensors, connectors, mobile accessories 100–200mm: thick products, bulk materials, and multi-piece bundles Our engineering team provides personalized sizing support.
Q: How to select the appropriate ESD grade?
A: 10⁹Ω (Static Dissipative): most common grade for PCBs, mobile accessories, SMT components, automotive electronics 10¹¹Ω (Anti-Static): general electronic components, transit bags, warehouse packaging Choose based on the ESD sensitivity of your products.
Q: Can logos and product information be printed on gusseted anti-static bags?
A: Yes. We offer 7-color rotogravure printing on the front, back, or gusset area for logos, ESD warnings, product details, and barcodes. Printing does not affect anti-static performance and improves identification.
Q: Are gusset folds neat and do they expand smoothly?
A: Yes. Our professional gusset-making equipment produces clean, crisp folds that expand naturally when filled. Each batch undergoes gusset expansion testing to ensure reliable performance.
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