• Skip to primary navigation
  • Skip to main content
  • Skip to footer

support@expresspcb.com

Support Hours: Monday - Friday 7:30 AM to 5:00 PM Pacific.


ExpressPCB

ExpressPCB

ExpressPCB

  • PCB CAD Software
  • ExpressPCB Manufacturing Service
    • Manufacturing Capabilities
    • MLB Construction
  • ExpressPCB Support
    • FAQs
    • ExpressPCB Plus Release Notes
    • ExpressPCB Classic Release Notes
  • My Account
Download Plus Download Classic

MLB Construction

The following tables provide an overview of our 4 and 6 layer PCB constructions.  All core and prepreg materials are FR-4 laminates.  Additional information can be found on our materials can be found on Manufacturing Capabilities.  If you need any additional information, please contact us by chat or e-mail: support@expresspcb.com.

4 Layer MLB 0.062″ Thickness

Silkscreen White Epoxy Based
Soldermask Green, LPI
Copper Plate 0.0008″ min avg in holes
Layer 1 Copper Foil 1/2oz
Prepreg 0.0141″
Layer 2 Copper 1oz
Core .028″
Layer 3 Copper 1oz
Prepreg 0.0141″
Layer 4 Copper Foil 1/2 oz
Copper Plate 0.0008″ min avg in holes
Soldermask Green, LPI
Silkscreen White, Epoxy based

6 Layer MLB 0.062″ Thickness

Silkscreen White Epoxy Based
Soldermask Green, LPI
Copper Plate 0.0008″ min avg in holes
Layer 1 Copper Foil 1/2oz
Prepreg 0.0084″
Layer 2 Copper 1oz
Core .014″
Layer 3 Copper 1oz
Prepreg 0.0084″
Layer 4 Copper 1 oz
Core .014″
Layer 5 Copper 1oz
Prepreg 0.0084″
Layer 6 Copper Foil 1/2oz
Copper Plate 0.0008″ min avg in holes
Soldermask Green, LPI
Silkscreen White, Epoxy based

Footer

Support Hours

Support Hours: Monday - Friday 7:30 AM to 5:00 PM Pacific Time

We provide support to our customers by email. Our support staff responds to questions the same day and often within just an hour or two.

You can contact ExpressPCB about our CAD software, our circuit board manufacturing service, placing orders, payment of orders, or orders previously submitted by sending email to:
support@expresspcb.com

Sitemap

  • Home
  • PCB CAD Software
  • Express PCB Manufacturing Service
  • News
  • FAQs
  • Support
  • My Account

Newsletter

Get the latest news, events and announcements straight to your inbox.

By providing your email address you are agreeing to receive software and service updates, latest news and information from ExpressPCB. Privacy Policy

Copyright © 2023 ExpressPCB. All rights reserved.

Request Download


Download

By requesting ExpressPCB Classic you are agreeing to receive email regarding software and product updates, industry news and discount codes from ExpressPCB. Privacy Policy

Request Download


download

By requesting ExpressPCB Plus you are agreeing to receive email regarding software and product updates, industry news and discount codes from ExpressPCB. Privacy Policy