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support@expresspcb.com

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


ExpressPCB

ExpressPCB

ExpressPCB

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Manufacturing Capabilities

The following information provides the manufacturing capabilities, tolerances, and technical information regarding our materials and processes. 

All of our boards are manufactured and inspected to IPC-600 Class 2 standards.  For any additional information, please contact us by chat or e-mail: support@expresspcb.com.


Material
Finished Thickness 0.062″ +/- 10%
Material TypeFR-4
Glass Transition Temp (Tg)150° C
Decomposition Temp (Td)>345° C
Coefficient of Thermal Expansion (CTE)2.5% – 3.8%
Dielectric Constant (@1 GHz)4.25-4.55
Dissipation Factor (@1 GHz)0.016
UL rated94V-0, CTI=3 minimum
Drill
Hole Location0.005″ Radially
Finished Hole Size Tolerance (Post-Plate)+/- 0.005″
Minimum Hole SizePlus: 0.006″Classic: 2 Lyr = 0.014″, 4 Lyr = 0.008″
Note: Hole sizes <0.018″ may plug
Maximum Hole Size0.250″
Non Plated HolesNo
Copper Layers
Minimum Trace Width Plus = 0.005″Classic = 0.006″
Etch Tolerance+/- 20%
Layer to Layer Registration +/- 0.005″
Plating
Minimum Avg Cu In Holes 0.0008″
Solder Mask
Solder Mask TypeLiquid Photo Imageable
Solder Masks Registration+/- 0.005″
Silk Screen
Silk Screen TypeEpoxy Thermal Cure
Silk Screen Registration+/- 0.005″
Fabrication
Router Bit Size0.093″
Minimum edge slot/notch size0.100″Contact us if your design requires smaller options
Fabrication Tolerance+/- 0.010″
Internal Cut-OutsN/A
Tab RouteN/AContact us for recommended supplier
V-ScoreN/AContact us for recommended supplier

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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

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