Copper-Invar-Copper, Copper, Aluminum cores are available. MIL-P-55110 approved. Current designs include a 16 layer polyimide package with an active 50 mil CIC layer.
Electronics Forum | Thu Mar 01 22:21:06 EST 2007 | davef
From our notes ... An intense evaluation was completed in 1992 that involved testing of three board types [6 layer FR4, 6 layer ceramic copper thick film, and a 4 layer copper-invar-copper board] by the Navy Surface Warfare Center, Crane, IN. [Obvio
Electronics Forum | Sat Dec 16 10:03:32 EST 2000 | Dave F
Castellation. A recessed metalized feature on the edge of a leadless chip carrier [LCC] that is used to interconnect conducting surface or planes within or on the chip carrier. If you search the fine SMTnet Archives, you find: * A fine thread [cast
Heller Industries Inc. | https://hellerindustries.com/parts/5884k/
5884K - COPPER RTV Phone 1-973-377-6800 Company About News Events New Equipment Convection Reflow Ovens Reflow Oven MK7 -New! Dual Lane, Dual Temperature Reflow Oven Pressure Curing Ovens
ORION Industries | http://orionindustries.com/filters-screens.php
Filters & Screens -Brass,Copper & Aluminum ISO 9001:2015 Registered AS 9100 Registered UL Recognized SAM Registered ROHS Compliance Filters