Keystone Corporation has provided high quality industrial metal finishing and metal plating since 1928.  You can depend on our extensive experience in a wide range of processes to ensure professional results and on-time delivery for all your plating needs.  We are ISO-compliant and can certify to all applicable commercial, automotive, aerospace, and military specifications.

AVAILABLE FINISHES

• Anodizing - Clear, Black, and Hardcoat
• Electroless Nickel - Mid and High Phosphorous Formulations
• Cadmium - Clear, Yellow, Black, and Olive Drab
• Zinc - Clear, Yellow, Black, and Olive Drab
• Copper
• Gold
• Nickel - Bright and Sulfamate
• Silver
• Tin - Bright, Matte, and Stannate
• Tin/Lead (Solder)- Bright and Matte
• Trialloy (White Bronze)
• Conversion Coatings - Chemical Film for Aluminum, Phosphate for Steel
• Other Processes - Passivation, Pickel-Passivation, Electropolishing, Cleaning for Oxygen Service