FE 603, MEKP, Liquid Hardener

4.65 USD
SKU: FE 603
UPC: 023289006037
Qty in Stock: 6
Eligible for FREE SHIPPING with $99 Order (Eligible for FREE SHIPPING with $99 Order)
  • Description
  • Product Reviews

FE 603, MEKP, Liquid Hardener, 1.5 Fluid Ounce or 44 cc

MEKP, Liquid Hardener is used as a catalyst / hardener for polyester fiberglass resin, polyester primers, or gelcoat finishes. 

Typical MEKP Liquid Hardener Mix Ratios:

Air Temp.

Per Ounce

Per Quart

Per Gallon


18 drops

17 cc

68 cc


45 drops

44 cc

44 cc

91°F- Above

10 drops

  9 cc

36 cc

MEKP is highly flammable and can only be shipped via Ground Services such as Fed-Ex Ground, UPS Ground, or USPS Parcel Post under the ORM-D Consumer Commodity classification.

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