Mask-Off Protex Protective Papers & Films

Aerospace-grade surface protection papers and films for aluminum skins, canopies, windshields, composites, and painted surfaces — Boeing BAC 5034, Airbus AIMS 12-6-001, and NSN approved

⚠ Not intended for fly-away applications. Test prior to use on copper, brass, or anodized aluminum.
4Products In Stock
BoeingBAC 5034 Approved
AirbusAIMS 12-6-001
NSNGov't & Military Stocked
AS9100CISO 9001 Certified

Protex Paper Protective Tapes

3 products
Protex 5In Stock
Latex Saturated Protective Paper — 5 Mil | Aluminum Skin & Fabrication | Boeing BAC 5034
4–5 mil latex saturated paper for exterior aluminum skins and electronic cabinetry. Printed in red "SCRATCHES CAUSE REJECTIONS — HANDLE WITH CARE." Can be routed, drilled, countersunk, and riveted through without removal. Die-cuttable with liner.
TypeLatex saturated paper
Thickness4.1–5.1 mil
Basis Weight42–49 lbs/3,000 sq ft
AdhesiveNatural Latex (Silicone Free)
Adhesion to Steel17–22 oz/in (PSTC-1)
Tensile Strength12.7 lb/in min (M.D.)
Elongation6.0% min (M.D.)
Elmendorf Tear56 g min (MD & CD)
LinerFlat (die-cuttable)
Roll Sizes12", 16", 24", 48" × 60 yds
Shelf Life1 year (cool, dry, no sunlight)
Price from$119.99
Boeing BAC 5034 Type IV Cl.1 Gr.A NSN 8135-00-946-2090 Paper Tape Natural Latex Silicone Free Die-Cuttable Drill-Through
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Protex 10VIn Stock
Vinyl-Coated Protective Paper — 10 Mil | Windows, Canopies & Bare Metal | Boeing BAC 5034
10 mil latex saturated paper with vinyl coating on one side for increased abrasion resistance. Primary choice for protecting acrylic and polycarbonate windows, canopies, and windshields. Also used for bare metal and painted surfaces where added abrasion resistance is required.
TypeVinyl-coated latex saturated paper
Thickness9–12 mil
Basis Weight80–100 lbs/3,000 sq ft
AdhesiveNatural Latex (Silicone Free)
Adhesion to Steel30–40 oz/in (PSTC-1)
Tensile Strength35–45 lb/in min (M.D.)
Elongation3.0% min (M.D.)
Elmendorf Tear229 g min
LinerFlat (die-cuttable)
Roll Sizes12", 16", 24", 36", 48" × 60 yds
Shelf Life1 year (cool, dry, no sunlight)
Price from$199.99
Boeing BAC 5034 Type IV Cl.1 Gr.A NSN 7510-01-121-8267 Paper Tape Vinyl Coated Natural Latex Silicone Free Windows & Canopies Leading Edge Wing Walk Die-Cuttable
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Protex 20VIn Stock
Heavy-Duty Vinyl-Coated Protective Paper — 20 Mil | Composites, Windows & Wing Walk
20 mil heavy-duty latex saturated paper with external vinyl coating. The thickest and most protective paper in the Protex lineup. Excellent for graphite composite surfaces and tooling — protects against impact damage that may result in interlayer fracturing. Boeing BAC 5034 and Airbus AIMS 12-6-001 approved.
TypeHeavy-duty vinyl-coated latex paper
Thickness19–23 mil
Basis Weight175–187 lbs/3,000 sq ft
AdhesiveNatural Latex (Silicone Free)
Adhesion to Steel30–40 oz/in (PSTC-1)
Tensile Strength25 lb/in min (M.D.)
Elongation10% min (M.D.)
Elmendorf Tear280 g min (MD) / 360 g min (CD)
LinerFlat (die-cuttable)
Roll Sizes12", 24", 36", 48" × 30 yds
Shelf Life1 year (cool, dry, no sunlight)
Price from$139.99
Boeing BAC 5034 Type IV Cl.1 Gr.A Airbus AIMS 12-6-001 NSN 8135-00-654-9834 NSN 7510-01-054-4067 Paper Tape Vinyl Coated Graphite Composite Leading Edge Wing Walk Die-Cuttable
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Protex Polyester Film Protective Tapes

1 product
Protex 8216-2LIn Stock
Low-Tack Transparent Green Polyester Film — 2 Mil | UV Resistant | 325°F Rated | Boeing BAC 5034
2 mil transparent green-tinted polyester film with low-tack acrylic latex adhesive. UV resistant for outdoor exposure. Temperature rated to 325°F and autoclave compatible (2×1hr @ 350°F / 35 psi tested). Ideal where light transmission during fabrication is preferred. Solvent resistant — tested against toluene, MPK, alcohols, and trichloroethylene.
TypePolyester film (transparent green)
Thickness2 mil
AdhesiveAcrylic Latex — Low Tack (Silicone Free)
Adhesion to Steel1–3 oz/in (PSTC-1)
Tensile Strength30,000 PSI/mil
Elongation at Break106%
Elmendorf Tear15 g
Max Temp325°F (sustained) / 350°F (autoclave)
LinerFlat (die-cuttable)
Roll Sizes12", 16", 24", 48" × 100 yds
Shelf Life1 year (cool, dry, no sunlight)
Price from$219.99
Boeing BAC 5034 Type IV Cl.1 Gr.A Airbus AIMS 12-6-001 Polyester Film Transparent Green UV Resistant Low Tack Autoclave Compatible Silicone Free Die-Cuttable Solvent Resistant
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All 4 Protex Products — Full Specification Comparison

Click any product name to go directly to that product page on SkyTapes.com

Specification Protex 5 Protex 10V Protex 20V Protex 8216-2L
Substrate TypeLatex Saturated PaperVinyl-Coated PaperVinyl-Coated Paper (Heavy)Polyester Film
ColorTan / Natural
(Red printed warning)		Tan / NaturalTan / NaturalTransparent Green
Thickness4.1–5.1 mil9–12 mil19–23 mil2 mil
Basis Weight42–49 lb/3,000 sq ft80–100 lb/3,000 sq ft175–187 lb/3,000 sq ft—
AdhesiveNatural LatexNatural LatexNatural LatexAcrylic Latex (Low Tack)
Adhesion to Steel17–22 oz/in30–40 oz/in30–40 oz/in1–3 oz/in
Tensile Strength12.7 lb/in min35–45 lb/in min25 lb/in min30,000 PSI/mil
Elongation6.0% min3.0% min10% min106%
Elmendorf Tear56 g min229 g min280 g min (MD)
360 g min (CD)		15 g
Silicone Free✓✓✓✓
Release Liner✓ Flat✓ Flat✓ Flat✓ Flat
Die-Cuttable✓✓✓✓
UV Resistant———✓
Max Temp———325°F sustained
350°F autoclave
Autoclave Compatible———✓
Roll Sizes12", 16", 24", 48" × 60 yds12", 16", 24",
36", 48" × 60 yds		12", 24", 36", 48" × 30 yds12", 16", 24", 48" × 100 yds
Shelf Life1 year1 year1 year1 year
Boeing BAC 5034Type IV Cl.1 Gr.AType IV Cl.1 Gr.AType IV Cl.1 Gr.AType IV Cl.1 Gr.A
Airbus AIMS 12-6-001——✓✓
NSN8135-00-946-20907510-01-121-82678135-00-654-9834
7510-01-054-4067		—
Primary ApplicationsAluminum skins
Fabrication
Electronic cabinetry		Windows, canopies
Windshields
Bare metal
Leading edge
Wing walk		Windows, canopies
Composites
Graphite tooling
Leading edge
Wing walk		Metals, acrylics
Plexiglass
Polycarbonate
Painted surfaces
Autoclave use
Drill/Route Through✓———
Price From$119.99$199.99$139.99$219.99

About Mask-Off Company & Protex

Founded in 1950 in Monrovia, CA, Mask-Off has been manufacturing Protex® protective papers and films for over 70 years — beginning with their first customer, Lockheed. Boeing, Airbus, Lockheed Martin, PPG, Gulfstream, and Bombardier all rely on specified Protex products.

Mask-Off achieved AS9100C and ISO 9001:2008 certification in 2015. Northrop Grumman recognized Mask-Off for their vital role in the B-2 Bomber manufacturing process.

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  • All 4 Protex products in stock — ready to ship
  • Boeing BAC 5034 Type IV Class 1 Grade A — all 4 products
  • Airbus AIMS 12-6-001 — Protex 20V and 8216-2L
  • NSN stocked — Protex 5, 10V, and 20V
  • AS9100C & ISO 9001:2008 certified manufacturer
  • All products silicone-free and die-cuttable
  • Custom widths and die-cut shapes available — contact us