MATERIALS & CONSTRUCTION

Commercial Sign Materials Built to Last

CNC-routed plastic signage engineered for durability, clarity, and long-term outdoor performance.

Not All Signs Are Built the Same

Many signs rely on vinyl overlays, printed graphics, or surface-applied lettering that can peel, fade, or fail over time.

Fineline CNC Creations fabricates signs from solid plastic materials using precision CNC routing — creating permanent lettering and graphics that last.

King Plastic Corporation Products

We use premium plastic sheet products manufactured by King Plastic Corporation, an industry leader in high-performance polymer materials for outdoor signage applications.

ColorCore® is a layered plastic sheet that reveals a contrasting color beneath the surface when CNC-routed.

  • ColorCore® is a layered plastic sheet that reveals a contrasting color beneath the surface when CNC-routed.
  • Permanent color contrast
  • No paint or vinyl required
  • Clean, sharp edge reveals
  • Ideal for dimensional lettering and logos
  • ColorBoard® is a solid, color-through HDPE material designed for durable outdoor signage where a uniform color is required.
  • Solid color throughout the sheet
  • Excellent UV stability
  • Moisture and chemical resistant
  • Ideal for regulatory and safety signage

Material Thickness Options

  • ¼″ — Standard signage, wall-mounted applications
  • ½″ — Increased rigidity for outdoor use
  • ¾″ — Heavy-duty signage and freestanding applications

Material thickness is selected based on sign size, mounting method, and exposure.

CNC Routing & Construction

  • All signs are CNC-routed in-house for precision and consistency. Routed lettering exposes the material beneath the surface, creating long-lasting contrast without surface coatings.
  • Precision CNC routing
  • Clean edges and smooth profiles
  • Routed text, logos, and symbols
  • Designed for indoor or outdoor environments

Common Applications

  • Apartment and HOA signage
  • Pool and safety signs
  • Parking and ADA signage
  • Directional and wayfinding signs
  • Custom CNC projectsAmusement Parks
  • Children’s Furniture
  • Children’s Museums
  • Family Entertainment Centers
  • Historic & Cultural Centers
  • Hospitals
  • Libraries
  • Zoos & Aquariums
  • Museums
  • Parks and Recreation
  • Resorts & Water Parks
  • Science Centers
  • School Equipment
  • Theme Parks

Material Selection Guidance

Material choice is based on application requirements, environment, and design goals. Not all materials are suited for every use, and recommendations are made during the quoting process.

ColorCore® choices

King ColorCore® in Blue/White/Blue
King ColorCore® in White/Blue/White
King ColorCore® in Red/White/Red
King ColorCore® in White/Red/White
King ColorCore® in Red/Black/Red
King ColorCore® in Black/Red/Black
GrnWhtGrn color
WhtGrnWht color
GrnTnGrn color
King ColorCore® in Tan/Green/Tan
King ColorCore® in Yellow/Black/Yellow
King ColorCore® in Black/Yellow/Black
BrwnTnBrwn color
TnBrwnTn color
King ColorCore® in Brown/White/Brown
WhtBrwnWht color
King ColorCore® in Black/White/Black
King ColorCore® in White/Black/White

ColorBoard® options

KPG Blue
KPG Blue

KPG Green
KPG Green
KPG Red
KPG Red
KPG Orange
KPG Orange
KPG Yellow
KPG Yellow
KPG Tan
KPG Tan

Material Trademark Notice
ColorCore®, ColorBoard®, and StarBoard® are registered trademarks of King Plastic Corporation. Fineline CNC Creations is an independent fabricator and is not affiliated with or endorsed by King Plastic Corporation.