Esd moisture barrier bag for electronic components



What is Esd Moisture barrier bags? Where is the factory?

1.What is Esd Moisture barrier bags?

ESD Moisture barrier bags or Anti-static MBB bags helps prevent the formation of internal static electricity.

It contains metallized film or aluminum foil in material as a moisture barrier.

There are 2 types of MBB Moisture Barrier Bags that customer normally confusing:

1.1. High Moisture Barrier ESD Bags:

 esd moisture barrier bag

Or also called Laminated aluminum bags.

It usually have 3 basic layers including aluminum foil film at the middle. It’s opaque.

Sometimes they have 4 or 5 layer including PA or OPP to enhence the moisture barrier and flexible.

1.2. ESD Moisture Barrier Bags:

esd moisture barrier bag

Or also called Laminated metallized bags.

This bag includes 2 base layers metallized film MPET and PE film. It also can be more, depending on the customer requirement.

The MPET film is high metallized coated film, opaque, which helps to prevent light.

2. What is MBB bag characteristics?

Laminated aluminum bag is high moisture barrier and opaque. This bag blocks light. This help products inside can be protected from oxidation. The finish could be matte or glossy.

Metallized bags is moisture barrier and also opaque. A part of light still can go through this laminated layer. The bag has a silver color and high gloss aesthetic.

The water vapor transmition rate of both High MBB Bags and MBB Bags are <0.005 g/(m2.24h)

3. Where is MBB moisture barrier bag Factory? How can buy in bulk?

Proline is proud to be a manufacturer of Moisture barrier bags with high quality products and processes for many experienced years verified by BSI ISO 9001.


Film and bags provided by Proline can be customized according to the demands of customers:

Width: up to 1200mm

Thickness: 50 - 200mic

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Proline's products have been tested for quality by FDA, RoHS, Halogen, ensuring good health for users.

Proline has been a supplier of Samsung, LG, ABB, etc. and components and electronic equipment factories around the world.

Products manufactured by Proline always ensure good quality, competitive prices and the earliest delivery time. We always welcome customers to send inquiries about products, samples will be provided free of charge.

Customers have demand on these bags, please contact whatsapp/wechat: +84 904 691 123 or email for advice and support.