Table 3 3D roughness values as received and after plasma treatment
From: Surface functionalization of thermoset composite for infrared hybrid welding
PEEK A_NT | PEEK A_T1D | PEEK SC_NT | PEEK SC_T1D | PEI_NT | PEI_T1D | |
|---|---|---|---|---|---|---|
Sq [μm] | 0.403 | 0.391 | 0.0213 | 0.0209 | 0.408 | 0.296 |
Ssk [−] | −0.244 | −0.789 | 0.966 | 0.0807 | 0.242 | −2.991 |
Sku [−] | 2.03 | 3.37 | 7.26 | 2.73 | 2.04 | 2.72 |
Sa [μm] | 0.343 | 0.309 | 0.0162 | 0.0168 | 0.345 | 0.237 |