DW-498

DeWAL® DW498 is a laminate of blue silicone rubber, glass fabric, and aluminum foil designed for heavy-duty applications. The silicone adhesive will release cleanly

  • High temperature resistance
  • Abrasion resistance
  • Double-ply construction

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DW498 Product Data Sheet

 

Property Test Method Data Range Typical Value
Backing Material Silicone Rubber, Glass Fabric, and Foil
Overall Thickness, mm (inches) 0.406 – 0.533 (0.016 – 0.021)
Adhesive System Silicone
Adhesion, g/cm (oz./in) ASTM-D 1000 480 – 893 (43 – 80) 703 (63)
Maximum Operating Temperature, °C (°F) 260 (500)

DW498 Product Dimensions

Dimensions Value
Width, mm (inches) 6.35 – 432 (0.25 – 17)
Core Diameter, mm (inches) 76 (3)
Roll Length, m (yards) 33 (36)

Engine Manufacturer Approvals:

  • Pratt & Whitney: PMC 4480 (Approved)
  • General Electric: GE C10-12 (Approved)

Applications:

  • Thermal spray masking
  • Grit blasting