*PPG SigmaCover 300, TCN 300

SKU id3889 ***
This product is now discontinued. Formally Amercoat 4380, TCN 300, Steelguard 3380.

Product Description

This product is now discontinued. Please contact our technical team for a possible alternative.

SigmaCover 300 is a two part high build polyamine adduct cured coal tar epoxy coating for immersed/buried structures such as street lighting columns, Piers and Jetty Legs.

SigmaCover 300, (Sigma TCN 300) is a two component high build polyamine adduct cured coal tar epoxy coating. Formally Mebon Amercoat 4380 and Croda Steelguard 3380, a two pack, epoxy pitch, high build protective coating for immersed/buried structures. Highways Agency Item No.150.

Best Uses

SigmaCover 300 is best used for offering corrosion resistance to various different appliances including, lighting columns, CCTV masts, Piling, Piers and Jetty Legs. 300 SigmaCover can also be used for providing excellent water resistance to the outside of hull and ballast tanks.


SigmaCover 300 can be applied using brush, roller or spray and has a theoretical coverage of 5.7m2 per litre. After 4 hours the coating will be touch dry, ready for a recoating after 6 hours.

Surface and Environment

SigmaCover 300 is designed for use on metal substrates, available in black and brown, and offers excellent abrasion resistance as well as being resistant to chemically polluted water and crude oil. Due to the properties of SigmaCover 300, it is ideal for use in marine and industrial exposures.

Recommended Products To Use

PPG SigmaCover 456 HS

PPG SigmaCover 456 HS

A two component epoxy for use as a primer or coating for steel and concrete structures. Highways Approved Item No. 116

£55.65 (£66.78 Inc VAT)
PPG SigmaDur 550

PPG SigmaDur 550

Formerly Amercoat 450E, Amercoat 450S. A two pack PU Gloss Finish for steel. Highways Approved Item No.168.

£53.00 (£63.60 Inc VAT)