Thread Locker

Siko Thread Locker and sealing products are single component, solvent free products that cure in the absence of air and in the presence of metal ions. Siko Thread Locker lock studs, nuts, screws and any threaded fasteners. Siko Sealing is designed for the sealing and locking of metal fittings and pipes. The adhesive prevents loosening caused by vibration, mechanical and thermal shock. The Thread Locker products are divided into high strength (Red) and (Blue) medium strength and are available in 50ml. and 250ml. bottles. The Sealing product (Yellow) are available in 50ml. bottles.

Properties

Application areas
  • Wide variety of viscosities and strengths
  • Specifically desined for use on all standar thread designs to prevent loosening due to vibration, thermal expansion and to provide corrosion resistant
  • Different packages sizes
  • Automotive
  • Consumer electronics
  • Mechanical engineering

Product

Type

Viscosity

 

(mPas)

Curing time

Torgue strength break
(Nm)

Torgue strength

(Nm)

Temperature range

SIKO
ML 5243

Blue

1.200~3.000

10~15 min

20

7

-54°C～150°C

SIKO
ML 5371

Red

400~600

15 min

26

36

-54°C～150°C

SIKO
ML 577

Yellow

90.000

240 min

11

6

-54°C～150°C
Data sheets

Application areas
Car (window) repair

Application areas
Consumer electronics

Application areas
Mechanical engineering