CEM1 is a composite material with an inner core of epoxy/paper and outer plies of epoxy/glass. It offers many of the advantages of glass laminates at a price which is closer to that of paper laminates. KB-5150 is available either yellow or white with CTIs ranging from 175 to 600.
Features:
• Suitable for warm punching at 45℃-70℃ with good hole quality.
• Excellent heat resistance、
• Conforms to IPC-4101 B specification.
• Not recommended for plated through holes (because of cellulose core).
• UL94 V-0 rated.
(The KB-5150 variant normally stocked by CCI Eurolam is white, CTI 300.)
FR2
Type
Reference
Description
Data sheet
FR2
KB-2150GC
Kingboard’s KB-2150GC sets the standard for high end paper-base laminate. It is a high strength paper/phenolic grade suitable for warm punching, and combines “green” environmental properties with V-0 flame retardancy and a high CTI.
Features:
• Low odour
• Halogen-free; friendly to the environment.
• High CTI over 600V
• Superior heat and humidity resistance
• Suitable for warm punching at 40-70℃
• Low warp and twist.
• UL94 V-0 rated.
