In the context of e-commerce logistics and precision instrument transportation, the choice of packaging materials for fragile goods directly affects the safety of the goods. What are the advantages of EPE pearl cotton, EVA foam cotton and bubble column as mainstream cushioning materials? How can enterprises accurately select models based on their needs?

1、 EPE pearl cotton: versatile protection expert

EPE pearl cotton is generated by physical foaming of low-density polyethylene, with an independent and sealed bubble structure inside, which combines bothHigh elasticity bufferinggiveimpact toughnessIts core advantage lies in:

·360° Three dimensional protection: It can be made into sheets, rolls or molded products through processes such as lamination and composite, suitable for various forms such as glass products, ceramic appliances, small appliances, etc., with a buffering coefficient of 0.65-0.75 (ASTM D1596 standard)

·Environmentally friendly attributes100% recyclable, free of chlorofluorocarbons, temperature range -40 ℃~80 ℃, suitable for cold chain transportation and high-temperature storage scenarios

·Cost effective choiceUnder the same thickness, the unit price is 30% -40% lower than EVA, suitable for large-scale packaging of medium weight (5-20kg) fragile items

2、 EVA foam cotton: exclusive guardian of precision devices

EVA foam cotton is foamed by ethylene vinyl acetate copolymer to formDelicate TouchgiveAccurate fitRenowned for its expertise, especially suitable for high-end precision products:

&middot;Micron level buffer protectionDensity 25-45kg/m&sup3; Adjustable, with a Shore hardness of 30-60A, it can provide low vibration transmission rate (<15dB) silent protection for optical lenses and electronic components

&middot;Multi functional composite applicationSurface can print anti slip patterns, built-in anti-static coating (surface resistance 10 ⁶ -10 ⁹ Ω), meeting the special protection needs of semiconductor devices and medical equipment

&middot;Customization advantageSupport CNC precision cutting and molding to achieve&plusmn; 0.2mm tolerance control, suitable for packaging of irregular products

3、 Bubble Column: A New Trend in Lightweight Packaging

The bubble column is formed by inflating polyethylene film to form a columnar buffer structure, with a focus onLightweightgiveSpace utilization rateSuitable for small and medium-sized fragile items:

&middot;Instant charging and use modeWhen not inflated, it is only a film roll material, reducing storage volume by 80%. With automatic inflation equipment, it can achieve fast packaging in 5 seconds per meter

&middot;dynamic cushioning propertyA single bubble can withstand a pressure of 5-8kg and absorb the impact force through the orderly collapse of the bubble group. It is suitable for cylindrical/bottle shaped items such as alcoholic beverages and cosmetics weighing 1-5kg

&middot;Cost optimization plan: The material cost is 50% lower than that of traditional foam, and single bubble independent damage is supported (without affecting the overall protection) to reduce excessive packaging waste

Selection Decision Reference

&middot;Precious precision components(such as SLR camera and precision instrument): EVA foam cotton is preferred, with customized lining to achieve dual protection of anti-seismic and anti-static

&middot;Conventional fragile items(such as ceramic tableware and small appliances): EPE pearl cotton has excellent cost-effectiveness, and it is recommended to use a combination packaging solution of "pearl cotton sheet corner protection"

&middot;Lightweight small items(such as glass bottled skincare products and red wine): The bubble column system is more efficient, and it is recommended to choose a reinforced bubble column with a thickness of 60 μ m and a diameter of 7cm

conclusionThere is no "sensitive word" material, only an "adaptation" plan. It is recommended that companies conduct a comprehensive evaluation based on product weight (1-5kg/5-20kg/20kg), shape regularity, protection level (ordinary seismic/precision seismic), and cost budget. Zhongyan Packaging provides a full range of customized cushioning material solutions, including free packaging structure design and drop testing. Click to consult for exclusive protection solutions.