ArmorThane STS-300™ Polyurethane (2:1) – Abrasion & Chemical Resistant
ArmorThane applicators get pricing set for their account. Sign in to see yours.

Send us your machine model or part number and we'll confirm the fit before you order.
ArmorThane STS-300™ is a durable, low-permeability product excelling in abrasion, chemical and corrosion resistance, ideal for flooring, roofing, containment, marine and landscaping. It is the harder, tougher sibling of STS-200 in ArmorThane's low-pressure line.
Benefits
- Low permeability for waterproofing and containment
- Higher Shore hardness and tear strength than STS-200
- Strong adhesion to metals, concrete and wood
- Resists cracking and peeling under strain
Specifications
- Type: 2:1 polyurethane
- Application: Low-pressure spray equipment
Typical applications
Floors, roofs, containment, marine surfaces, landscaping and water features, and bedliners.
Tab custom HTML





























