General Formulations 242 OptiMark Cast Gloss Optically Clear Laminate – Permanent

General Formulations 242 OptiMark Gloss Optically Clear Cast UV Laminate – Permanent GF242-54

Optically clear cast laminate for perforated window film GF 242 OptiMark is a 2.0 mil high-gloss cast vinyl overlaminate engineered for premium window graphics, vehicle wraps, and long-term outdoor protection. This laminate features an optically clear permanent solvent acrylic adhesive on a frosted polyester liner for excellent handling and visual clarity.

GF 242 is specifically designed for use over perforated window films and provides long-term protection against UV exposure, moisture, and abrasion while maintaining clear outward visibility.

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Why Choose Optically Clear Cast Laminate for Perforated Window Film

GF 242 delivers professional-grade clarity, flexibility, and durability for demanding laminate applications.

• Optically Clear Gloss Finish preserves image sharpness and visibility
• Permanent Solvent Acrylic Adhesive ensures long-term bond strength
• Cast Vinyl Construction provides flexibility for curved and contoured surfaces
• UV, Moisture, and Abrasion Protection extends graphic life outdoors
• Designed for Perforated Window Films maintains view-through performance

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Applications

• Perforated Window Graphics
• Vehicle Window and Fleet Graphics
• Retail and Storefront Windows
• Transit Advertising
• Long-Term Exterior Signage

Best suited for laminating perforated window films and other high-performance print media requiring a cast laminate.

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Key Features

• 2.0 mil optically clear cast vinyl laminate
• High-gloss finish for maximum image clarity
• Optically clear permanent solvent acrylic adhesive
• Frosted polyester liner for smooth lamination
• Excellent flexibility for curves and contours
• Cold lamination recommended, heat assist up to 115°F max

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Specifications

Film

• Film Type: Optically Clear Cast Vinyl
• Finish: Gloss
• Film Thickness: 2.0 mil (50 µm ±10%)
• Film Weight: 65 gsm
• Gloss (60°): >90
• Elongation: MD >200%
• Dimensional Stability (FTM 14): MD ≤0.35 mm

Adhesive

• Adhesive Type: Solvent Acrylic
• Adhesive Thickness: 0.8–1.2 mil (20–31 µm)
• Adhesive Color: Clear
• Peel Strength on Stainless Steel:
  • 15 min: 2.2 lbs/in (9.6 N/25 mm)
  • 24 hrs: 2.8 lbs/in (12 N/25 mm)

Liner

• Liner Type: Clear Frosted Polyester
• Liner Thickness: 2.0 mil (50 µm)
• Release Force @ 300 in/min: 15–45 g/2 in

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Performance

• Application Temperature: Above 50°F
• Service Temperature: -40°F to 180°F
• Outdoor Durability: Up to 7 years (vertical application)
• Shelf Life: 2 years
• Storage Conditions: 70°F at 50% relative humidity

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Compatibility

Optically clear cast laminate for perforated window film GF 242 is recommended for use over perforated and premium print films, including:

• GF 232 (50/50)
• GF 260 (60/40)
• GF 261 (60/40 interior)
• GF 270 (70/30)
• GF 280 (80/20)
• GF 830 Cast Vinyl
• GF 246 and GF 333 for vehicle graphics

Cold lamination is strongly recommended to maintain optical clarity.

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FAQ

Can this laminate be used on vehicle graphics?
Yes. GF 242 is suitable for vehicle wraps, fleet graphics, and perforated window applications.

Can other laminates be used on perforated window films?
For best visibility and safety, optically clear laminates like GF 242 are recommended.

Why do streaks appear after lamination?
This can occur when the laminate presses into perforations. Use a soft-edged squeegee and lighter pressure. The appearance typically clears within a few days.

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Protect Perforated Window Graphics Without Sacrificing Visibility

Choose optically clear cast laminate for perforated window film GF 242 OptiMark for long-term clarity, durability, and professional results.

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