Single component polyurea waterproof anticorrosion protective coating

Product Item : ST800B
Category： Hand-Applied Polyurea Coatings
ST800B is a single-component aromatic polyurea coating designed for high-performance waterproofing and anti-corrosion protection. It demonstrates excellent adhesion to various substrates and, owing to its unique chemical structure, provides not only outstanding resistance to corrosive chemicals but also superior physical properties such as high elasticity, tensile strength, abrasion resistance, impact resistance, and scratch resistance.
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1. Description

ST800B is a single-component aromatic polyurea waterproof and anti-corrosion coating material. It exhibits excellent adhesion to a variety of substrates. Thanks to its unique chemical structure, the product offers not only outstanding resistance to chemical corrosive media, but also possesses superior physical properties including high elasticity, strength, abrasion resistance, impact resistance, and scratch resistance.

2. Features

l High solids, low VOC emissions

l Easy to apply, brush, roller, air spray or airless spray all suitable.

l High physical properties of wearable, impact resistance and scratch resistance

l Excellent waterproof performance

l Excellent chemical resistance, can withstand certain concentration of acid, alkali, salt, oil, organic solvents etc.

l Excellent adhesion force, fast bonding well on the surface of steel, concrete, wood, fiberglass and other substrates.

l Wide temperature requirements, can be used in environment of -50 ℃ ~ 120℃.

l One component material, easy operation without ratio mixed, reducing labor costs

Application Scope

Anticorrosion waterproof protection of petroleum, chemical, transportation, construction, electricity, container and other industries. Maintenance of bridges, waterproof anticorrosion of tunnels, waterproofing protection of industrial floor, sewage water treatment pool, building roofing, water conservancy dam, hydropower station buildings.

3. Products information

Item	Results
Appearance	Color is adjustable
Specific gravity	1.2
Viscosity (cps )@20℃	420
Solid content (%)	75(vary with different colors)
Tack-Free Time (hrs)	1.5-2
Pot life (hrs)	1
theoretical coverage	0.15kg/m²(thickness 100um)

4.Physical properties

Item	Test standard	Result
Hardness (Shore A)	ASTM D-2240	82
Elongation at Break（%）	ASTM D-412	400
Tensile strength（Mpa）	ASTM D-412	24
Tear strength (KN/m)	ASTM D-624	65
Abrasion resistance （750G/500r）/mg	HG/T 3831-2006	10
Adhesive strength（Mpa）concrete base	HG/T 3831-2006	3.2
Adhesive strength（Mpa) steel base	HG/T 3831-2006	10
Impact Resistance (kg.m)	GB/T23446-2009	1.0
Density（g/cm³)	GB/T 6750-2007	1.2

5.Chemical resistance

Acid resistance 10% H₂SO₄ or 10%HCI,30d	No rust, no bubbles, no peel off
Alkali resistance 30% NaOH, 30d	No rust, no bubbles, no peel off
Salt resistance 30g/L,30d	No rust, no bubbles, no peel off
Salt spray resistance, 2000h	No rust, no bubbles, no peel off
Oil resistance 0# diesel, crude oil, 30d	No rust, no bubbles, no peel off

(For reference: pay attention to the influence of ventilation, splash and spillage. Independent immersion testing is recommended if requiring detail data.)

6.Application environment

Environment temperature	-5℃-35℃
Relative humidity	35-85%
Dew point	When applying on the surface of metal materials, the temperature must be at least 3℃ above the dew point.