Brownells - Curing Techniques for Aluma Hyde II and Cerakote

Published on October 21, 2009
Duration: 2:35

This guide details the application process for Aluma Hyde II and Cerakote Type C, two ambient-cure firearm finishes. It emphasizes critical surface preparation, proper thinning ratios for liquid Aluma Hyde II, application techniques, and adherence to specific recoating windows and curing times. Instruction is provided by Monty Crain, Technical Services/Gunsmith at Brownells, highlighting his expertise in firearm finishing.

Quick Summary

Apply Aluma Hyde II and Cerakote Type C finishes with expert guidance. Key steps include thorough degreasing, abrasive blasting for adhesion, proper thinning (5:1 for liquid Aluma Hyde II), and applying multiple light coats. Adhere to recoating windows (within 30 mins for Aluma Hyde II) and ambient cure times (7-14 days for Aluma Hyde II, 7 days for Cerakote Type C) at recommended temperatures (65-70°F+).

Chapters

  1. 00:00Introduction to Aluma Hyde II
  2. 00:17Surface Preparation
  3. 00:48Curing and Temperature Requirements
  4. 01:09Liquid Application and Thinning
  5. 01:33Recoating and Testing
  6. 02:08Cerakote Type C Overview

Frequently Asked Questions

What are the key preparation steps for applying Aluma Hyde II or Cerakote Type C?

Proper preparation is critical. It involves thorough cleaning and degreasing using a product like Brownells TCE Cleaner Degreaser. For optimal adhesion, abrasive grit blasting with aluminum oxide media is highly recommended before degreasing.

What are the recommended curing times and temperatures for Aluma Hyde II?

Aluma Hyde II air cures in 7 to 14 days, with 14 days being the safest recommendation. Curing temperatures must be maintained at 70°F or higher. Liquid versions may fail to cure properly if applied below 65°F.

How should liquid Aluma Hyde II be thinned and applied?

Liquid Aluma Hyde II should be thinned at a 5:1 ratio using specific Aluma Hyde II Solvent & Thinner. Application is best performed with an airbrush or HVLP spray gun, applying multiple light coats.

What is the recoating window for Aluma Hyde II?

Recoating must occur within 30 minutes of the previous light coat. If this window is missed, you must wait for a full cure before adding more layers to ensure proper adhesion.

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