Surface treated roller chains are standard steel chains enhanced with special surface treatments to improve appearance and corrosion resistance. They are ideal for applications requiring higher environmental durability and protection against rust and wear.  

Rustop (N): All components are plated with special nickel for improved corrosion resistance
DC coat (DC): Surface treated with baked special film, matte silver-white finish
BC coat (BC): Mechanical surface treatment with matte dark gray finish, compliant with RoHS directive
DG coat (DG): Special coating with additional top coat, compliant with RoHS directive
Enhanced corrosion resistance for harsh environments
Improved surface appearance and durability
Multiple coating options for different application needs