Mirka WPF Waterproof Sanding Sheets, 21-104 Series

  • $23.75
  • Save $6.20


 SALE:  Save 5% on Mirka using coupon code MIRKA5 at checkout.

Product Overview:

Mirka WPF Waterproof Sanding Sheets (21 Series) are designed for wet sanding topcoats, clear coats and composite materials.

These sanding sheets are made with a latex impregnated paper as a backing material and an extra durable grit bonding for wet sanding. 

Especially suited within the automotive, marine and composite applications. 

Size is 9" x 11" sheets in grit range of 80 to 2,500. Sold 25 sheets for 80 to 150 grits, 50 sheets for 180 to 2,500 grits, 9" x 11" size.

Features and Benefits:

  • Suitable for both dry and wet sanding
  • Provides a high-quality sanding finish even on coarse surfaces

Application Suggestions:

  • Especially useful within the automotive, marine and composite industries
  • A sanding block is recommended for a smooth sanding pattern

Technical Specifications:

  • Grain: Aluminum oxide P80-320, Silicon Carbide P400-2500
  • Bonding: Resin over resin
  • Backing: C-weight paper P80-120, B-weight paper P150-1200, C-weight paper P1500-2500
  • Coating: Closed
  • Color: Black-gray
  • Grit range: P80-2500
  • Size: 9" x 11" sheets (1/2 size sheets also available, grits P1000-2000)
  • Quantity: 25 sheets for P80-150 grits, 50 sheets for P180-2000 grits