Adds a functional layer to the surface — hydrophilic coatings that turn slippery when wet, or hydrophobic coatings that repel water.
If the goal is bonding to PTFE, tell us whether it has been etched.
Used where insertion resistance matters — vascular access catheters and guidewires. Give us the coated section and target friction and we propose a specification.
Inner diameter, wall thickness, length and operating environment — those four settle the item. We reply with TDS, MSDS and MOQ.