0.4 mm iridium center electrode: world's smallest diameter that maximizes firing potential
U-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenching
DENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode
Purified alumina powder insulator provides exceptional dielectric strength and thermal conductivity, allowing the material to stand up to extreme stress