First time I've seen the new 1.5 mm variant:
http://www.lantor.com/wp-content/uploads/2015/01/05_LANT_DATASHEET_SORIC_LRC_web.pdf
Makes for a great sandwich skin if - as in many aircraft - buckling is too much of a concern to go with a bare laminate but you don't necessarily need that quarter inch core, not to mention practical issues as being unable to infuse with a foam core, forming it in double curved shapes etc.
http://www.lantor.com/wp-content/uploads/2015/01/05_LANT_DATASHEET_SORIC_LRC_web.pdf
Traditional sandwich | Soric 1.5 mm | Soric 3 mm | Bare CFRP | |||||||||||
Layer | Thickness | Weight | Layer | Thickness | Weight | Layer | Thickness | Weight | Layer | Thickness | Weight | |||
Carbon 200 g/m2 | 0,3 | 330 | Carbon 200 g/m2 | 0,3 | 330 | Carbon 200 g/m2 | 0,3 | 330 | Carbon 200 g/m2 | 0,3 | 330 | |||
Adhesive joint | 0 | 230 | Core | 1,5 | 715 | Core | 3 | 1235 | Carbon 200 g/m2 | 0,3 | 330 | |||
Foam (50 kg/m3) | 6 | 300 | Carbon 200 g/m2 | 0,3 | 330 | Carbon 200 g/m2 | 0,3 | 330 | Carbon 200 g/m2 | 0,3 | 330 | |||
Adhesive joint | 0 | 230 | Carbon 200 g/m2 | 0,3 | 330 | |||||||||
Carbon 200 g/m2 | 0,3 | 330 | ||||||||||||
6,6 | 1420 | 2,1 | 1375 | 3,6 | 1895 | 1,2 | 1320 | |||||||
Relative stiffness | 100% | Relative stiffness | 10% | Relative stiffness | 30% | Relative stiffness | 3% |
Makes for a great sandwich skin if - as in many aircraft - buckling is too much of a concern to go with a bare laminate but you don't necessarily need that quarter inch core, not to mention practical issues as being unable to infuse with a foam core, forming it in double curved shapes etc.