ASTRO-TAP GP is designed for difficult cutting and tapping applications where superior cling and viscosity are required. ASTRO-TAP GP performs extremely well on ALL metals including Aluminum, Stainless Steel, exotic alloys and cast iron. ASTRO-TAP GP incorporates a unique lubricant and emulsifier which allows residues to be rinsed off with mild alkaline cleaners such as Astro-Clean D or even plain water.

Product Data Sheet


Apply ASTRO-TAP GP directly to the cutting tool using a brush, oil can or other convenient applicator. May be used for drilling, tapping, reaming, milling, turning, boring, broaching, hobbing and blanking of all metals.

Features & Benefits

  • Long Lasting - Does Not Evaporate
  • Improved Finish
  • Silicone Free
  • Excellent Corrosion Inhibition
  • Clings to the Tool
  • Leaves a Protective Film
  • Superior Lubricity
  • Mild Pleasant Odor
  • Increased Tool Life
  • Operator Friendly
  • Non-Staining
  • Applicable to All Metals
  • Water-rinseable


ASTRO-TAP GP is intended to be used as received and is not dilutable with water.

Typical Properties

pa_appearanceClear Yellow Liquid
pa_odorMild, Pleasant
Residual FilmSoft, fluid
Specific Gravity @ 60°F1.14 ± 0.02
Lbs/Gallon9.51 ± 0.1
Flash point, PMCC>350 ° F