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WEICON

WEICONLOCK AN 305-18 Flange Sealing

AN 305-18

Overview

WEICONLOCK AN 305-18 is a one-component, high-viscosity anaerobic flange sealant that cures in the absence of air between two closely fitting metal surfaces. It fills large gaps with an immediate sealing effect, is high-temperature-resistant, and produces a hard-to-disassemble bond once fully cured. NSF S2 approved for use in non-food-contact areas.

Specifications

Color
Red, fluorescent
Strength
High
Base Type
Anaerobic methacrylate ester
Viscosity
80,000-500,000 mPa·s (high viscosity)
Cure Type
Anaerobic (moisture/metal-ion cure, no air)
Service Temperature
-60°C to +200°C
Fixture Time
Handling strength 10-20 minutes
Full Cure Time
Final strength (100%) 3-6 hours
Certifications
NSF S2 (FDA 21 CFR)

Technical Information

  • Gap bridging up to 0.5mm
  • Shear strength 8-13 N/mm² (DIN 54452)
  • Breakaway torque 12-18 Nm, prevail torque 18-24 Nm

Typical Applications

  • Sealing large flange gaps up to 0.5mm
  • Pump housing and gearbox flange assembly
  • Pipe fitting and thread sealing

Industries

General IndustrialOil & GasPump & Gearbox Manufacturing

Technical Documents

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