3M DP8705NS Acrylic Adhesive for Metal Plastic and Low Temperature Bonding

Item Specification
Brand 3M
Product Name 3M™ Scotch-Weld™ Low Odor Acrylic Adhesive DP8705NS
Common Name 3M DP8705NS / 3M 8705NS
Product Type Two-Part Low Odor Acrylic Structural Adhesive
Color Black
Mix Ratio by Volume 10:1
Mix Ratio by Weight 10:1
Work Life 3–4 minutes typical
Open Time 4–6 minutes typical
Set Time 6–8 minutes typical
Time to Structural Strength 8–12 minutes typical
Full Cure 24 hours at 23°C
Main Features Low odor, non-flammable, non-sag, room temperature cure
Bondline Control Contains spacer beads / 0.010 inch reference
Shore D Hardness 65 reference
Mixed Density 1.0 g/cm³ reference
Mixed Viscosity 40,000 cP reference
Typical Substrates Plastics, composites, painted surfaces, aluminum, stainless steel, active metals
Low Temperature Performance Maintains structural strength down to -40°C / -40°F
Typical Applications Specialty vehicles, transportation, appliances, HVAC, architectural panels, sporting goods
Application System 3M EPX applicator and static mixing nozzle
Storage 16°C–27°C, original package, away from sunlight
Shelf Life 15 months for Duo-Pak containers from manufacture date
Important Note Lower adhesion to PP, PE, TPO, PTFE and other low surface energy plastics; testing required
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3M DP8705NS Acrylic Adhesive Overview

3M DP8705NS Acrylic Adhesive is a professional black, low odor, non-sag, two-part acrylic structural adhesive designed for metal bonding, plastic bonding, composite bonding, painted surface bonding and low temperature industrial applications. It is part of the 3M Scotch-Weld low odor acrylic adhesive family and is widely used when users need fast curing, strong structural performance, improved impact strength and minimal surface preparation. For manufacturers, repair teams and adhesive distributors looking for a reliable acrylic adhesive for demanding industrial assembly, 3M DP8705NS provides a practical and high-performance bonding solution.

This product is also known as 3M Scotch-Weld Low Odor Acrylic Adhesive DP8705NS, 3M 8705NS, or 3M DP8705NS structural acrylic adhesive. It uses a 10:1 mix ratio and can be applied with compatible 3M EPX dispensing equipment and static mixing nozzles. The adhesive is black after mixing and curing, making it suitable for applications where a dark bond line is preferred or where the adhesive line should match black industrial components.

Key Features of 3M DP8705NS Acrylic Adhesive

Low Odor Non-Flammable Acrylic Adhesive

One of the main advantages of 3M DP8705NS Acrylic Adhesive is its low odor and non-flammable formulation. Compared with many traditional acrylic adhesives, DP8705NS helps improve user comfort and workplace handling during production. This makes it suitable for factories, repair workshops and assembly environments where strong adhesive performance is required together with improved process safety and lower odor.

Fast Curing with Short Handling Time

3M DP8705NS is designed for fast production and efficient assembly. It provides a short open time and reaches handling strength quickly at room temperature. This helps reduce fixture time, improve manufacturing speed and support faster workflow in transportation, appliance, HVAC, metalworking and industrial assembly applications. Because the working time is short, parts should be cleaned, prepared and aligned before dispensing the adhesive.

Non-Sag Formula for Controlled Application

3M DP8705NS Acrylic Adhesive has a non-sag formulation that resists running and slumping after application. This is useful for vertical surfaces, irregular joints, panel bonding, bracket bonding and larger gap areas where controlled adhesive placement is important. The non-sag consistency helps create cleaner bond lines and supports more reliable adhesive positioning during assembly.

Strong Bonding on Metals, Plastics and Composites

3M DP8705NS bonds well to many industrial substrates, including plastics, composites, painted surfaces, aluminum, stainless steel and active metals. It is suitable for mixed-material assemblies where mechanical fasteners, welding or riveting may not be preferred. The adhesive also contains spacer beads to help control bond line thickness, improving process consistency in structural bonding applications.

Typical Applications of 3M DP8705NS Acrylic Adhesive

3M DP8705NS Acrylic Adhesive can be used in many professional bonding applications. Typical uses include metal panel bonding, plastic component bonding, composite bonding, coated metal bonding, specialty vehicle assembly, transportation equipment bonding, appliance repair, HVAC assembly, architectural panel bonding, sporting goods assembly and general industrial structural bonding.

In metalworking and transportation applications, DP8705NS can help bond panels, frames, brackets and stiffeners while reducing the need for mechanical fastening in selected applications. In plastic and composite assembly, it supports strong bonding on properly prepared surfaces. In low temperature applications, it provides reliable structural performance down to very cold conditions. For buyers searching for 3M DP8705NS, 3M 8705NS, low odor acrylic adhesive, non-sag acrylic adhesive, metal bonding adhesive, plastic bonding adhesive or low temperature structural adhesive, this product is a strong choice.

How to Use 3M DP8705NS Acrylic Adhesive

Before applying 3M DP8705NS Acrylic Adhesive, bonding surfaces should be clean, dry and free from oil, dust, grease, loose particles, oxide films, mold release agents and other contaminants. For painted or coated metals, users may clean the surface with isopropyl alcohol, lightly abrade and clean again. For bare metals, acetone cleaning and light abrasion may improve adhesion. For plastics and composites, cleaning with isopropyl alcohol and light abrasion should be evaluated before production use.

Dispense the adhesive using a compatible 3M EPX applicator and static mixing nozzle. Apply the mixed adhesive to the bonding area, join the parts within the open time and hold or fixture the assembly until handling strength is achieved. Since acrylic adhesives cure more slowly on exposed surfaces, the adhesive performs best when contained within the bond line. Users should evaluate the adhesive with their actual materials, joint design, bond line thickness, surface preparation method and service environment before mass production.

Why Choose 3M DP8705NS Acrylic Adhesive

3M DP8705NS Acrylic Adhesive is a reliable choice for users who need a black, low odor, non-flammable, non-sag acrylic structural adhesive with fast handling strength and strong low temperature performance. It is suitable for metals, plastics, composites, painted surfaces and mixed-material bonding applications. With its 10:1 mix ratio, spacer bead bond line control, EPX dispensing compatibility and improved impact and peel resistance, 3M DP8705NS provides a professional adhesive solution for industrial manufacturing, repair and structural assembly applications.

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