Product Description
Product descriptions STWD952 is a single component aromatic polyurea waterproof anti-corrosion protective coating material, it has excellent adhesion force with various substrate. Due to its unique chemical structure, the product not only has excellent resistance to chemical corrosion medium, but also with excellent elasticity, high strength, abrasion resistance, impact resistance, scratch resistance and other physical properties.
Product features and advantages
*High solids, low VOC emissions
*Easy to apply, brush, roller, air spray or airless spray all suitable.
*High physical properties of wearable, impact resistance and scratch resistance
*Excellent waterproof performance
*Excellent chemical resistance, can withstand certain concentration of acid, alkali, salt, oil, organic solvents etc.
*Excellent adhesion force, fast bonding well on the surface of steel, concrete, wood, fiberglass and other substrates.
*Wide temperature requirements, can be used in environment of -50 ºC ~ 120ºC.
*One component material, easy operation without ratio mixed, reducing labor costs
Typical use 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.
Products information
| Item |
Results |
| Appearance |
Color adjustable |
| Specific gravity (g/m³) |
1.2 |
| Viscosity (cps)@20ºC |
420 |
| Solid content (%) |
75 (vary with different colors) |
| Dry time(hour) |
1.5-2 |
| Pot life (h) |
1 |
| Theoretical Coverage |
0.15kg/m2 (thickness 100um) |
Physical properties
| Item |
Test standard |
Result |
| Hardness (Shore A) |
ASTM D-2240 |
82 |
| Elongation (%) |
ASTM D-412 |
400 |
| Tensile strength(Mpa) |
ASTM D-412 |
24 |
| Tear strength (kN/m) |
ASTM D-624 |
65 |
| Wear resistance (750g/500r)/mg |
HG/T 3831-2006 |
10 |
| Adhesive strength (Mpa), metal base |
HG/T 3831-2006 |
10 |
| Adhesive strength (Mpa), concrete base |
HG/T 3831-2006 |
3.2 |
| Impact resistance(kg.m) |
GB/T23446-2009 |
1.0 |
| Density(g/cm³) |
GB/T 6750-2007 |
1.2 |
Chemical resistance
| Acid resistance 30%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# die sel, crud 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 requires other specific data.) |
Application environment
Relative temperature: -5~-+35ºC
Relative humidity: RH%:35-85%
Dew point: the temperature of metal surface must have 3ºC than dew point.
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