Carboline Polyclad 777R is a high performance, 100% solids structural polyurethane designed to repair Polyclad 777 or 777 PL when it has been damaged. It can be used on steel pipe exteriors, coating girth welds on steel pipe and other repairs as recommended.

Top Features & Benefits

• Low temperature cure
• Quick cure to handle
• Superior wetting properties and outstanding adhesion to steel
• Excellent edge retention
• Mix ratio of 1:1 and user friendly application properties
• Up to 80 mils build with a single applicationCan be topcoated with Carbothane series of products for long-term colour and gloss retention

Preparation & Application

Remove all contaminants per SSPC-SP1. Abrasive blast to NACE No. 2/SSPC-SP 10 and create 3 to 5 mil (75 to 125 µ) dense angular anchor profile. Remove dust and debris after blasting. Apply Polyclad 777 R prior to any flash rusting or contamination.

Patching and Repair Instructions: Small areas of bare steel may be prepared by power tool cleaning to bare metal and creating dense angular profile in accordance with SSPC-SP 11.

Feather edge into adjoining sound coating 3 to 6 inches where the repair coating will be overlapped and create a roughened surface by brush-off blast cleaning in accordance with NACE No. 4/SSPC-SP 7, or by hand or power tool cleaning per SSPC-SP2/SP3.