· Die steel:SUS630/SUS420/2316
· Adopting microcontact ultra-precision mirror-surface polishing technology,roughness reaches 0.02-0.04μm.
· Die lip straightness tolerance within ±0.002mm/m. Guarantee the coating thickness uniformity.
· Suitable linear speed is 100-400M/min.
· Die lip sharp angle reaches R0.045mm through special treatment.