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Description for 3M 218
A high-performance film backed tape with low profile and high adhesion to achieve excellent paint lines and for other masking and holding applications.Chemical Resistance Chemical Resistance: Excellent solvent resistance Application Type Masking 1 Part or 2 Part 1-Part Material Form Fine Line Tape Substrate Steel Industry Electroplating stop off masking, non-critical, Circuit board conformal coat masking, Circuit board splash mask protection Manufacturer 3M Chemistry Rubber Cure Method Pressure Sensitive Color Green, Matte finish Key Specifications Mil-Spec (United States Military Standard): T-21595D: Military Specification MIL-T-21595D Amendment 2 Type III. -
Technical Data for 3M 218
Overview
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Chemical Resistance
- Chemical Resistance : Relative Solvent Resistance - Excellent solvent resistance
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Application Type
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1 Part or 2 Part
- 1-Part
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Material Form
- Tape - Fine Line Tape
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Substrate
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Industry
- Electronics - Electroplating stop off masking, non-critical, Circuit board conformal coat masking, Circuit board splash mask protection
- Industrial
- Other - Fine Line paint masking, Can sealing, Solvent resistant masking, Silk screen masking, Lettering, Moisture resistant masking, Labeling (surface writable)
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Chemistry
- Other - Rubber
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Cure Method
- Pressure Sensitive (min) - Pressure Sensitive
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Color
- Green
- Other - Matte finish
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Key Specifications
- Mil-Spec (United States Military Standard) : T-21595D : Amd. 2, Type III - Military Specification MIL-T-21595D Amendment 2 Type III.
Specifications
Bond Strength
General Bond Strength (psi) High, 37 (oz./in.) Test Method Tensile Strength (psi) 13 (lbs./in.) Test Method Material Resistance
Moisture/Humidity Resistance excellent moisture resistance Hardness
Elongation (%) 720 Test Method Business Information
Shelf Life Details Storage: Store under normal conditions of 70°F (21°C) and 50% R.H. in the original carton. Shelf Life Temperature (°F) 70 Shelf Life Type From date of manufacture Shelf Life (mon) 12 -
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Best Practices for 3M 218
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Comparable Materials for 3M 218
Spec Engine® Results
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