3M 8992

Harmonization Code : 3506.91.90.99 | Prepared glues and other prepared adhesives, not elsewhere specified or included; products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not exceeding a net weight of 1 kg ; Adhesives based on polymers of headings 3901 to 3913 or on rubber; Other ; Other

3M 8992

Main features

  • 204 deg C Process Masking
  • Clean One-Piece Mask Removal
  • Chemical-Process Masking Resistance

Product Description

3M Polyester Tape 8992 is a dark-green polyester masking tape with pressure-sensitive silicone adhesive for high-temperature masking and process protection. The 0.082 mm tape uses a 0.052 mm polyester backing and provides typical adhesion to steel of 48 N/100 mm, tensile strength of 998 N/100 mm, and 148% elongation. The silicone adhesive performs from -50 to 204 deg C, while the polyester construction provides thermal, abrasion, and chemical resistance. The strong backing supports one-piece removal without slivering and leaves a sharp paint line after masking.

Key features

  • High-temperature silicone masking: The silicone adhesive performs from -50 to 204 deg C for demanding masking and process exposure.
  • Strong one-piece removal: A 998 N/100 mm typical tensile strength supports removal through cured coatings without slivering or breaking.
  • Chemical-process masking resistance: Polyester construction and silicone adhesive support masking in anodizing and acid or caustic chemical-milling operations.

Applications

Applications include powder-coat masking, anodizing and chemical-milling masking, composite vacuum-bag holding, flash breaking, and scratch protection during handling and shipping.

Technical Specifications

General Properties
Color
The color
Dark Green
Total Thickness
Total thickness is taking into account all the films, coatings, adhesives, release liners and special layers and is the maximum thickness of a film or tape.
82 μm
Mechanical Properties
Elongation
Elongation is the process of lengthening something. It is a percentage that measures the initial, unstressed, length compared to the length of the material right before it breaks. It is commonly referred to as Ultimate Elongation or Tensile Elongation at break.
148 %
Tensile Strength (Thin Film)
Tensile strength determines the resistance of a material to break under tension and it measures how much elongating load (or tensile stress) it can handle before fracture. To make it simple, it measures how much force we have to apply when pulling apart a material before it breaks.
99.8 N/cm
Other Properties
Storage Temperature
16 - 27 °C

Additional Information

Technical properties

As-supplied / before-processing properties

PropertyValueUnitMethod / condition
BackingPolyesterDark green
AdhesiveSiliconePressure-sensitive
Backing thickness0.052mmASTM D3652; typical
Total tape thickness0.082mmASTM D3652; typical
Shelf life24monthsOriginal packaging; 16 to 27 deg C and 40 to 60% RH
Technical properties

After-processing / final-state properties

PropertyValueUnitMethod / condition
Adhesion to steel48N/100 mmASTM D3330; typical
Tensile strength998N/100 mmASTM D3759; typical
Elongation at break148%ASTM D3759; typical
Temperature use range-50 to 204deg COperating range

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