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Gel Coat Labs Heavy Cut Compound, 64 oz Bottle

Gel Coat Labs Heavy Cut Compound, 64 oz Bottle

Heavy oxidation, scratch & chalk Removal

Part Number : GCL-MHC64
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  • Low VOC, Shop Safe, Eco-Friendly
  • Removes scratches, heavy oxidation & chalk
  • Formulated with diminishing abrasives for painted & unpainted boat gel coats
  • Can be applied in direct sunlight


Gel Coat Labs Gel Coat Heavy Cut Compound is a boat polish designed to remove heavy oxidation, scratches, and chalk from painted and unpainted boat surfaces. An essential part of any boat detailing kit, Fine Cut Polish is a low Volatile Organic Compound (VOC), meaning it’s eco-friendly. Oxidation and chalk occur from exposure to the elements, and scratches occur during regular use. Marine cleaner formulated with diminishing abrasives for painted and unpainted marine sealant. As a final step, protect your boat’s surface for an entire season with Gel Coat Labs All Marine Sealant, which is boosted by Polycharger® for durable, long-lasting protection. Before polishing by hand or buffer, make sure paint or gelcoat is clean.
Articles 1
  • Shake Gel Coat Labs Heavy Cut Compound well before use.
  • For best results apply using the Four Star Products Aggressor wool pad on a circular machine polisher.
  • Apply small amount of Gel Coat Labs Heavy CutCompound over a 2' by 2' area.
  • Set circular machine between 1200 and 1800 RPM.
  • Move slowly back and forth using medium pressure.
  • Reduce pressure as product begins to haze.
  • Buff off dry residue by hand using a dry microfiber cloth
Note: Avoid contact with rubber or plastic moldings
  • Painted Boat Gel Coat
  • Unpainted Boat Gel Coat
Product Weights(lbs) Product Height Product Width Product Depth Case Weight(lbs) Case Length Case Width Case Height
1.2 8” 8” 2” 15.4 10.625” 7.375” 8.25”



  1. Best heavy cut polish I have ever used. Residue is very easy to remove. I used with Ultima microfiber pad for maximum cut, or a orange or even grey pad, for finer cut and finishing.

    Frank B., IA

  2. Truly works great on removing heavy scratches.

    Melinda, AZ

  3. It cuts very fast.

    Hans J, DE

  4. This compound does a good job for a good price.

    Dean L., HI

  5. Works better than anything else out there. Will remove grit scratches and leaves nice shine.

    Mr. P, TN


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