Sandable Primer

Sanable Primers


Castle® Professional Sandable Primer™ is available in three colors: Red Oxide, Gray, and Black. This fast dry formula makes metal rust resistant, hides minor imperfections, and sands down to a perfect smoothness. It can be used on wood, metal and fiberglass.


  • Auto Shop Repairs
  • School Buses
  • Frame Repair
  • Marine


1. For best results, spray at room temperature.
2. Make sure surface is clean and dry. Pre-clean metal with Castle® 2-Way Solvent.
3. Shake well before and during use.
4. Two thin coats will be more effective than one heavy coat. Release spray button after each stroke; overlap.
5. DO NOT cover with a continuous spray. Release spray button after each stroke; overlap.
6. After use, clear spray head by inverting can and spraying until only pressure escapes.


  • 16 oz (#C1610) 12/case


Store below 120°F.


  • Color: gray
  • Specific Gravity: 0.8
  • Flash Point: -40°F
  • Odor: solvent
  • Density: 4.0
  • Freeze Stable: yes

Product #:

C1610-1 (gray)

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Castle AutoChem Products Ltd services Canadian customers only.

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