Applications

Momentive WSC1068 Weatherstrip Coating

  • Product code: WSC1068
  • Manufacturer:  Momentive
  • Package size:  contact us for details
  • Shelf Life:  contact us for details

WSC1068 is a two-component, thermally cured silicone-based weatherstrip coating designed to provide high abrasion resistance, lubrication, and water repellency for EPDM rubber and other substrates. It is ideal for automotive primary and secondary door seals, as well as cabriolet seals, where a smooth, low-friction, and matte-finish surface is required.

Key Features & Benefits

  • Excellent freeze release characteristics
  • Matched color and uniform appearance for EPDM rubber
  • Low static and dynamic coefficient of friction (CoF)
  • High abrasion resistance (>10,000 cycles)
  • Strong adhesion to EPDM and other rubbers
  • Wide processing window
  • Tin and isocyanate-free formulation

Uncured Properties

Property Unit WSC1068A (Base Emulsion) WSC1068B (Crosslinker)
Color Black Pale Yellow
Solids Content % 30 41
Density (@ 25°C) g/cm³ 1.01 1.03
Viscosity (Brookfield #2, 30 rpm) mPas 80 90
Solvent Water Water

Cured Product Properties

Property Unit WSC1068 (Final Coating)
Color Dark Grey / Black
Appearance Matte Finish
Abrasion Resistance (Crockmeter, 9N load) Cycles >10,000
Friction Coefficient (Static & Dynamic) < 0.3
Ice / Freeze Release Excellent

Curing Conditions

Part Temperature (°C) Cure Time
180°C 1 minute
150°C 2 minutes
100°C 5 minutes
80°C 10 minutes

Coating Application Details

Property Value
Recommended Application Method Spray Coating
Recommended Dry Film Thickness 6 – 10 µm
Typical Bath Life 24 – 36 hours (open container), up to 3 days (closed container)
Storage Temperature >2°C and <43°C
Shelf Life 24 months (unopened container)

Everwide FX244-1: High Performance for Precision Molding

FX244-1 A specialized two-part silicone rubber designed for creating high-precision molds. This material features a unique oil-bleeding property that creates a self-releasing surface, eliminating the need for external non-stick sprays during demolding.

RELATED PRODUCT

Contact Technical Support

Leave your information or contact via Hotline, our Customer Support Technical team will contact you immediately! 

(+84) 944 415 762

(+84) 889 901 929

Our operators are ready to assist from 8:30 AM to 5:30 PM (GMT+7).
For requests outside of the above hours, please submit the request form.