SUBSTRATES

Wrekin will manufacture using most materials from cost efficient through to very high speed / low loss applications.

Standard core thickness (mm) (fr4) 0.1, 0.125, 0.2, 0.25, 0.3, 0.35, 0.4, 0.5, 0.6, 0.711, 0.76, 0.88, 0.910, 0.910, 1.00, 1.08, 1.57.

FR4 prepreg codes and thickness
1080 – 0.06 mm thick
2125 – 0.09 mm thick
2113 – 0.1 mm thick
7628 – 0.18 mm thick

Copper weights available
0.25 oz ( 9 microns ) 
0.33 oz ( 12 microns ) 
0.50 oz ( 17.5 microns ) 
1.0 oz ( 35 microns )
2.0 oz ( 70 microns )
3.0 oz ( 105 microns )
4.0 oz ( 140 microns )
5.0 oz ( 175 microns )
6.0 oz ( 210 micron )
7.0 oz ( 245 micron )
8.0 oz ( 280 micron )