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High Temperature Masking Tape

High Temperature Masking Tape

High temperature masking tape is designed to withstand high temperatures, often up to 260°C (500°F), making it suitable for use in extreme conditions like powder coating or automotive painting. Suitable for use in multiple industries such as electronics, automotive, aerospace, and painting.

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Product Detail

Product Overview

Backed by Jiangsu Gelly Adhesive Material Technology Co., Ltd and our 30 years of special tape expertise, our High-Temperature Masking Tape is an industrial-grade shielding solution engineered for extreme thermal environments. Combining a premium PET or Polyimide (Kapton) film backing with a heat-resistant silicone adhesive, this tape withstands temperatures up to 260°C (500°F), making it suitable for powder coating, automotive painting, PCB soldering, and aerospace applications. It offers excellent adhesion on various surfaces while guaranteeing clean, residue-free removal even after prolonged exposure to intense heat and harsh chemicals.

Key Features

  • Extreme Heat Resistance: Designed to withstand high temperatures up to 260°C (500°F) depending on the backing grade, making it suitable for extreme conditions like powder coating ovens and automotive paint baking.

  • Strong Adhesion & Clean Removal: Offers excellent adhesion on metal, glass, and PCB surfaces while peeling off easily without leaving residue, even after repeated exposure to heat cycles.

  • Chemical & Solvent Resistance: The silicone adhesive system is highly resistant to solvents, acids, and chemicals, ensuring durability and stable performance in aggressive industrial environments.

  • No Tearing, No Residue: High tensile strength film backing peels off cleanly in one piece without tearing or breaking, minimizing surface damage and eliminating post-process cleaning.

  • Versatile Industrial Application: Suitable for use across multiple demanding industries such as electronics, automotive, aerospace, and industrial painting.

Applications

  • Powder Coating & Industrial Ovens: Masks off threaded holes, connectors, and contact points during powder coating and high-temperature curing processes.

  • Automotive Painting & Baking: Protects trim, glass, and sensitive components during spray painting and high-heat paint booth bake cycles.

  • Electronics & PCB Manufacturing: Essential for masking gold fingers and edge connectors during wave soldering, SMT, and reflow soldering processes.

  • Aerospace & Composite Curing: Withstands autoclave temperatures during composite layup and curing operations.

Technical Specifications (High-Temperature Series)

Construction: PET / Polyimide / Crepe Paper Backing + Heat-Resistant Silicone Adhesive

ItemUnitData
Backing Material/PET Film / Polyimide (Kapton) Film / High-Density Crepe Paper
Adhesive Type/Heat-Resistant Silicone
Temperature Resistance150°C (Crepe) / 200°C (PET) / 260°C (Polyimide)
Total Thicknessμm60 / 80 / 150 (Depending on backing)
180° Peel Adhesion (to Steel)N/25mm6.0 - 8.0
Tensile StrengthN/25mm≥ 100 (PET/PI) / ≥ 65 (Crepe)
Elongation at Break%≥ 40 (PET) / ≥ 10 (Crepe)
Available Colors/Green / Blue / Clear (PET), Amber (Polyimide), White / Yellow (Crepe)
Width / Lengthmm / m3mm - 500mm / 33m, 50m, 66m (Custom available)
Core Sizemm26mm / 32mm / 76mm / Custom

High temperature PET masking tape for powder coating

Polyimide Kapton tape 260°C for electronics masking

Heat resistant silicone adhesive masking tape rolls

High temp masking tape for automotive paint baking

Our AdvantagesOur Advantages
A Strong and Established Tape Manufacturer


Gelly 15000 sqm factory and advanced coating lines

Production Scale

Covering a 15,000 sqm factory area, we operate 2 BOPP high-speed coating lines (1.3m and 1.6m) and 1 special tape coating line, boasting a stable monthly capacity of 300,000 units.
High-speed slitting and cutting machines for high temp tape

Advanced Equipment

The coating lines and cutting machines are advanced, ensuring the tape quality is stable and the appearance is beautiful. We provide diversified products and overall customized solutions.
30 years experience and global export to 50+ countries

Global Experience

With more than 30 years of experience in special functional tapes, our high-quality high-temperature masking tapes are trusted and exported to over 50 countries worldwide.
70+ employees technical R&D team for custom high temp tapes

Support Customization

With a dedicated team of 70+ employees, including professional technicians and an expert R&D team, we can always meet your personalized customization needs for any high-temperature application.


Frequently Asked Questions (FAQ)

Q1: Which backing should I choose for 260°C powder coating?

For extreme temperatures up to 260°C (500°F), we recommend our Polyimide (Kapton) backing with silicone adhesive. For processes up to 200°C, our PET backing offers an excellent cost-performance ratio. For applications up to 150°C, our high-density crepe paper series is the most economical choice. Contact our technical team to match the exact grade to your oven profile.

Q2: Will the silicone adhesive leave residue after bake cycles?

No. Our heat-resistant silicone adhesive is specifically formulated to remain stable under extreme thermal stress. The tape peels off cleanly in one piece without tearing or leaving any sticky residue, minimizing surface damage and eliminating the need for post-process cleaning.

Q3: Is this tape resistant to solvents and harsh chemicals?

Yes. The PET/Polyimide film backing combined with the silicone adhesive system provides outstanding resistance to solvents, paint thinners, acids, and chemicals, ensuring reliable performance in aggressive powder coating and automotive painting environments.

Q4: Can I get custom narrow widths for PCB masking?

Absolutely. We utilize advanced high-speed slitting machines to provide custom narrow widths starting from 3mm, ideal for masking gold fingers, edge connectors, and fine-pitch components during wave soldering and SMT processes. Custom lengths and core sizes are also available.

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