• Description for 3M 05821

    Designed to be used as a "skin coat" to fill minor imperfections in properly prepared body filler, steel, aluminum, SMC, fiberglass and OEM paint.

    *See Terms of Use Below

    Application Type Finishing
    1 Part or 2 Part 1 Part
    Material Form Putty
    Substrate aluminium, steel, Fiberglass
    Manufacturer 3M
    Chemistry Polyester resin with styrene monomer, Benzoyl peroxide
    Cure Method Room temperature cure
    Cure Time (min) 15
    Viscosity (cPs) 17,600 to 25,600
    Color Blue, Tan, Beige
    High Temperature Resistance (°C) 82
    Low Temperature Resistance (°C) -29
    Other Resistance Stain resistance
  • Technical Data for 3M 05821

    Overview
    • Application Type
    • 1 Part or 2 Part
      • 1 Part or 2 Part - 1 Part
    • Material Form
      • Putty
    • Substrate
    • Industry
      • Other - Filling of pinholes, minor dents, gouges, scratches, and stone chips in properly prepared body filler
    • Chemistry
      • Other - Polyester resin with styrene monomer, Benzoyl peroxide
    • Cure Method
      • Room Temperature / Air Dry - Room temperature cure
    • Color
      • Blue
      • Brown - Tan, Beige
    Specifications
    Cure Specs
    Cure Time (min) 15
    Viscosity (cPs) 17,600 to 25,600 Test Method
    Linear Shrinkage (%) <1.00
    Bond Strength
    Shear Strength (psi) 1,950 to 2,150, 640 to 840 Test Method
    Tensile Strength (psi) 1,950 to 2,150 Test Method
    Material Resistance
    High Temperature Resistance (°C) 82
    Low Temperature Resistance (°C) -29
    Other Resistance Stain resistance
    Conductivity
    Filler Steel, Aluminum, SMC, Fiberglass, OEM paint
    Hardness
    Shore D Hardness 31 to 39, 40 to 50, 43 to 53, 45 to 55, 50 to 60 Test Method
    Other Properties
    Flash Point (°F) 89.0 Test Method
    Business Information
    Shelf Life Details Store in a dry area at 72 deg F for optimal shelf life.
    Shelf Life Temperature (°F) 72
    Shelf Life (mon) Optimal

Popular Articles

Testing the effectiveness of surface treatments

Read Article

Conformal Coatings

Read Article

Lubricants In-Depth: Anti-Friction Coatings

Read Article

Infographic: ENSURING A STRONG BOND - 6 Basic Methods of Surface Preparation

Read Article

Sponsored Articles

Unique Advantages of Contact Adhesives

Read Article

Using LOCTITE® 454™ is a Valid Option for Engineers Working with a Wide Variety of Materials

Read Article

Sylgard 184 by DOW is the Top Choice for a Transparent, Silicone Encapsulant. Read Why:

Read Article

Case Study: Creating reliable, corrosion-free bonds with LORD® 406 acrylic adhesive

Read Article

Featured Ads

Gluespec Poll

Which answer best describes a project you are currently working on?
Viscosity Test Methods
Viscosity Test Method Temperature
17,600 to 25,600 cPs Brookfield Viscometer @ 2.5 RPM 25°C
Tensile Strength Test Methods
Tensile Strength Test Method
1,950 to 2,150 psi ASTM D638-82
Shear Strength Test Methods
Shear Strength Type Substrate Test Method
1,950 to 2,150 psi Lap shear strength Steel to Steel ASTM D3163-84
640 to 840 psi Lap shear strength Aluminum to Aluminum ASTM D3163
Shore D Hardness Test Methods
Shore D Hardness Shore Hardness Test Method
31 to 39 10 Min.
40 to 50 20 Min.
43 to 53 30 Min.
45 to 55 60 Min.
50 to 60 24 Hour
Flash Point Test Methods
Flash Point Test Method
89.0°F ASTM D93 closed cup metod