Anti Static EVA Foam vs. Conductive EVA Foam: Which ESD Packaging Foam Do You Need? 2025-08-23

 Original blog by YUFA Polymer Products Co., Ltd.
�� Production Site: Shenzhen, China

�� info@yufapolymer.com | �� www.yufapolymer.com.



 1. Why the Difference Matters

In the world of ESD packaging foam, choosing between anti static EVA foam and conductive EVA foam is not just a technical detail—it directly impacts the safety and reliability of your sensitive electronics.

While both foams provide cushioning and ESD protection, their surface resistance ranges determine where they perform best:

· Anti static EVA foam: 10⁵–10⁹ Ω

· Conductive EVA foam: 10³–10⁶ Ω


 �� 2. Where to Use Anti Static EVA Foam

Anti static EVA foam is designed for general electronics packaging and handling, where static must be controlled but not rapidly discharged.

✅ Typical applications:

· Consumer electronics packaging

· PCBA trays and cushioning

· Returnable totes for light electronic modules

· General ESD packaging foam use

Value: Cost-effective, versatile, and suitable for most electronics without extreme ESD sensitivity.


 ⚙️ 3. Where to Use Conductive EVA Foam

Conductive EVA foam provides a low-resistance path to ground, making it ideal for industries where even minor static buildup can cause critical failures.

✅ Typical applications:

· Semiconductor chips and wafers

· Optical modules (transceivers, laser diodes)

· AI servers and robotics sensors

· Cleanroom and laboratory packaging

Value: Ensures absolute ESD safety, compatible with conductive cushioning material needs in high-reliability industries.


 �� 4. Technical Comparison Table

Property

Anti Static EVA Foam

Conductive EVA Foam

Surface resistance

10–10 Ω

10³–10 Ω

Hardness

38 Shore C (typical)

38 Shore C (typical)

Color

Black

Black

Cushioning performance

Excellent

Excellent

Best use case

General electronics

Semiconductor & optics


�� 5. Final Thought

If you need versatile ESD packaging foam for everyday electronics, anti static EVA foam is your go-to solution.
But if you work with semiconductors, optics, or robotics where zero tolerance for static damage is required, only conductive EVA foam can deliver the permanent, low-resistance protection you need.

At YUFA Polymer, we supply both anti static EVA foam and conductive EVA foam, customized into trays, inserts, and cushioning systems to meet your exact requirements.

�� Contact us today for samples or technical support:
�� info@yufapolymer.com
�� www.yufapolymer.com


Hot Products
Customizable Colored Permanent Anti-static Closed-cell EVA Foam Material and Related Products Customizable Colored Permanent Anti-static Closed-cell EVA Foam Material and Related Products
Colored anti-static EVA foam, with stable surface resistance and volume resistance at the range of 10 ^ 5 - 10 ^ 9 Ω; The color of anti-static EVA foam can be customized based on PANTONE No. or the sample color specified by the customer; The minimum quantity to order colored anti-static EVA foam is 3m³;
read more
EVA foam boxes or inserts specifically designed for safety boxes EVA foam boxes or inserts specifically designed for safety boxes
· As inserts for safety boxes, the most important focus is the compatibility with the outer box. With skilled design and processing experience, Yufa polymer is able to provide high-quality accessories for safety boxes, meeting various customer needs: · Demand for multiple colors of inserts; · Demand for large size inserts; · Accuracy for taper ratio of inserts; · Demand for circular edges of inserts.
read more
Customizable Black Anti-static Closed-cell EVA Foam and Related Products Customizable Black Anti-static Closed-cell EVA Foam and Related Products
Black anti-static EVA foam not only has the characteristics of EVA foam, but also has permanent anti-static function, with a stable resistance value between 10 ^ 5 - 10 ^ 9 Ω. In addition to being used to package and ship semiconductor components, electronic modules, PC components, etc., it is favored by the power industries, automotive manufacturing, and unmanned driving industries. It is used for packaging oxidation resistant metal parts, turnover of anti-static automotive components, and Packaging and shipping of unmanned electronic products.
read more
Send A Message
If you have questions or suggestions,please leave us a message,we will reply you as soon as we can!
welcome to CTFESD
If you have questions or suggestions,please leave us a message,we will reply you as soon as we can!

Home

Products

About

contact