Masking Caps
Masking Caps for Finishing, Coating & Protection
EPSI masking caps help protect threads, studs, fittings, and critical surfaces during powder coating, e-coating, plating, anodizing, wet paint, blasting, cleaning, and general part protection. Whether you need high-temperature performance, flexible fit, or easier removal, our cap solutions are designed to support cleaner finishes, reduced rework, and more reliable processing.
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Choose the Right Cap Type
High-Temperature Silicone Caps
Best for powder coating, e-coating, plating, and other high-heat finishing processes. A dependable choice where temperature resistance, durability, and repeatable masking performance matter most.
Flexible Vinyl Caps
Well suited for general masking, part protection, and lower-temperature applications. Vinyl caps offer economical coverage with flexibility for a wide range of diameters and fits.
Flanged, Washer & Easy-Removal Styles
Ideal when handling speed and clean removal are important. These styles can help mask specific surfaces while making insertion and removal easier for operators.
Specialty Coverage & Protection
For applications requiring more specific geometry, coverage, or process performance, EPSI offers cap options that help protect precision areas and support more demanding finishing needs.
Common Applications
Powder Coating • E-Coating • Plating • Anodizing • Wet Paint • Blast Protection • Thread Protection • Shipping & Storage Protection
How to Select the Best Cap
- Process: Powder coat, e-coat, plating, anodizing, wet paint, blast, or general protection.
- Temperature: Match the material to the heat requirements of your line.
- Fit: Confirm the inside diameter, outside diameter, and depth needed for reliable coverage.
- Removal: Consider flanged or easy-removal styles for faster handling.
- Reuse: Determine whether the application benefits from a more durable, reusable masking option.
CONE Series - EPDM Cone Caps
Conical Profile Allows for Easy Insertion as a Plug
CONS Series - Silicone CONS Caps
Conical Profile Allows for Easy Insertion as a Plug
EC Series - EPDM Caps
Used as a cap over threaded studs, dowels, and protrusions. Used as a plug for tapped holes, irregular contours and threaded holes.
EZY™ Series - Easy Caps
EZY™ Caps are ideal for large diameter or long length products.
FCS Series - Flanged Caps
Flanged Caps are designed to fit standard threaded fittings or smooth cylindrical tubing
FSC Series - Flat Silicone Caps
Used as a cap over threaded studs, dowels, and protrusions.
MBM Series - Multi Balloon Mask
MBM caps are made for especially difficult or unusually large geometry.
REC Series - Rectangular Caps
Used as a cap over electrical connectors and rectangular extensions.
SC Series - Silicone Caps
Used as a cap over threaded studs, dowels and protrusions. Used as a plug for tapped holes, irregular contours and threaded holes.
TCP Series Pro-Tite™ Tapered Cap and Plug
Tapered polyethylene cap and plug used for protection from debris and contamination during handling and storage.
WC Series - Washer Caps
Used as a cap over threaded studs, dowels, and protrusions. Used as a plug for tapped holes, irregular contours and threaded holes. The washer feature creates a grounding area around holes and studs.