3M™ Scotch-Weld™ Anaerobic Activator AC649, Green, 8 fl oz Bottle, 4/case

3M™ Scotch-Weld™ Anaerobic Activator AC649 is an acetone-based green surface activator/primer that cures anaerobic adhesives on inactive or very cold surfaces. For normal active surfaces, this activator accelerates both fixture and cure times significantly.
Special Price $50.30 Regular Price $59.18
UPC 00048011627090
3M ID 7010367620
Packaging Bottle
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Promotes Adhesion of Threadlockers, Pipe Sealants, Retaining Compounds and Gasket Makers

3M™ Scotch-Weld™ Anaerobic Activator AC649 increases the cure rate of anaerobic adhesives, especially on inactive metals, such as plated parts, anodized aluminum, stainless and galvanized steel. It can be pre-applied up to 30 days in advance and can be used with 3M™ Scotch-Weld™ Threadlockers, Pipe Sealants, Retaining Compounds and Gasket Makers.

 

Recommended Applications

Locking
Vibration damping
Threadlocking
Sealing
Adhering
Gluing
Bonding

 

Understanding Anaerobic Adhesives

Anaerobic adhesives are uniquely formulated to cure in the absence of oxygen. The term "anaerobic" means "living without air" and when the oxygen is excluded, a chemical chain reaction begins that causes the adhesive to polymerize. Contact with metal speeds the polymerization process and rapidly accelerates the curing process, forming tough cross-linked plastic that provides aggressive adhesion with effective shear strength.

 

More commonly referred to as threadlockers, pipe sealants, retaining compounds, and gasket makers, these adhesives are often used to enhance the seal, or holding force, in the threads of joined fastener systems such as nut-and-bolt assemblies. A nut-and-bolt assembly may have as little as 15% metal-to-metal contact and even a small amount of anaerobic adhesive readily fills any air voids between the threads and then hardens to a thermoset plastic. These unique adhesives are easy-to-dispense, cure rapidly, and provide effective torque strength while resisting temperature and vibration and sealing out moisture and gasses to protect against corrosion. Anaerobic adhesives can decrease manufacturing costs, enhance equipment reliability, minimize aftermarket breakdown, and reduce warranty claims.


  • One-part surface activator for use with anaerobic adhesives
  • Promotes adhesion and cure of 3M™ Scotch-Weld™ Threadlocker, Pipe Sealant, Retaining Compound and Gasket Maker
  • Ideal for inactive or very cold surfaces
  • Accelerates both fixture and cure times significantly
  • Aids in the successful bonding of parts with larger bond gaps
  • Can be pre-applied up to 30 days in advance
More Information
3M ID 7010367620
Keywords Acetone-based primer for inactive or very cold surfaces 30-day part life for pre-application California compliant
Global Product Hierarchy Adhesives, Sealants & Fillers > Adhesion Promoters
Color Family Green
Product Color Green
Product Number AC649
Product Type simple
Quantity 0
Storage Temperature (Fahrenheit) 72 °F
Storage Temperature (Celsius) 22?
Trademark 1 3M™
Trademark 2 Scotch-Weld™
Viscosity Self-leveling
Country of Origin United Kingdom
SAP Shelf Life In Days 638
Base - Billing Unit BOT
Base - Metric Gross Weight 249.476 G
Base - Metric Height Dimension 51.003 MM
Base - Metric Length Dimension 158.293 MM
Base - Metric Width Dimension 158.29 MM
Base - Item Quantity 1
Base - Unit BOT
Consumer - Billing Unit BOT
Consumer - Customary Cubic Dimension 77.98834495306785 ci
Consumer - Customary Gross Weight 0.5500004332083452 lbs
Consumer - Customary Net Weight 0.49999959214481493 lbs
Consumer - Customary Height Dimension 2.007992125984252 in
Consumer - Customary Length Dimension 6.232007874015748 in
Consumer - Customary Width Dimension 6.231889763779527 in
Consumer - Metric Cubic Dimension 1.278 CDM
Consumer - Metric Net Weight 226.796 G
Consumer - Metric Height Dimension 51.003 MM
Consumer - Metric Length Dimension 158.293 MM
Consumer - Metric Width Dimension 158.29 MM
Consumer - Item Quantity 1
Consumer - Total Unit Quantity 1
Consumer - Previous Packaging Level Quantity 1
Consumer - Item Unit BTLS
Consumer - Unit BOT
Shipper - Billing Unit BOT
Shipper - Customary Cubic Dimension 161.04983784770718 ci
Shipper - Customary Gross Weight 2.3099991739279035 lbs
Shipper - Customary Net Weight 1.9999983685792597 lbs
Shipper - Customary Height Dimension 7.243700787401575 in
Shipper - Customary Length Dimension 5.274803149606299 in
Shipper - Customary Width Dimension 4.21496062992126 in
Shipper - Metric Cubic Dimension 2639.134 CCM
Shipper - Metric Weight 1047.798 G
Shipper - Metric Net Weight 907.184 G
Shipper - Metric Height Dimension 18.399 CM
Shipper - Metric Length Dimension 13.398 CM
Shipper - Metric Width Dimension 10.706 CM
Shipper - Item Quantity 4
Shipper - Total Unit Quantity 4
Shipper - Previous Packaging Level Quantity 4
Shipper - Previous Packaging Level Unit BTLS
Shipper - Item Unit BTLS
Shipper - Unit CS
Pallet - Billing Unit BOT
Pallet - Customary Cubic Dimension 79141.79135444885 ci
Pallet - Customary Gross Weight 1008.9984538320166 lbs
Pallet - Customary Net Weight 829.998529296249 lbs
Pallet - Customary Height Dimension 41.21968503937008 in
Pallet - Customary Length Dimension 48.0 in
Pallet - Customary Width Dimension 40.0 in
Pallet - Metric Cubic Dimension 1296901.6 CCM
Pallet - Metric Net Weight 376.481 KG
Pallet - Metric Height Dimension 104.698 CM
Pallet - Metric Length Dimension 121.92 CM
Pallet - Metric Width Dimension 101.6 CM
Pallet - Item Quantity 1660
Pallet - Total Unit Quantity 1660
Pallet - Previous Packaging Level Quantity 415
Pallet - Previous Packaging Level Unit BOX
Pallet - Item Unit BTLS
Pallet - Unit PAL
Pallet - Pallet Layer Quantity 5
Pallet - Shipping Container Per Layer Quantity 83
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