General Anti-corrosion Steel Structure Supporting/Long-term Corrosion Protection Of Steel Structure

一、Waterborne Acrylic Primer--DR-Indus 202D

Product introduction：

This product is prepared from water-based acrylic acid emulsion, nano-functional materials, rust inhibitors, and related additives, without the addition of heavy metal-rich anti-rust pigments such as mercury or lead. It offers excellent initial water resistance and long-term protective performance.

Application Area：

It is suitable for rust-proof priming on various steel structures, mechanical equipment, and cast iron parts, maintaining effective anti-corrosion properties in mildly corrosive environments.Technical Parameter：Gloss:                                                                                Flat

Color:                                                                                 According to color card or as agreed

Theoretical spreading rate:                                                Approximately 6.17 ㎡/kg (dry film 50 μm)

Typical film thickness:                                                         50–80 μm

Volume solids content:                                                       Approximately 42%

Recoat time (25°C):                                                            Minimum recommended 4 h, maximum 48 h

Specific gravity:                                                                 Approximately 1.36 kg/L

Full curing time:                                                                Over 7 d

Surface dry time:                                                              ≤0.5 h (25°C, humidity 50%)

Hard dry time:                                                                   ≤5 h (25°C, humidity 50%)

Adhesion:                                                                          Grade 0–1

Initial water resistance:                                                     Air-dry 12 h, immersion in water for over 7 d

二、Waterborne (Modified) Alkyd Primer--DR-Indus 212D

Product introduction：

This product is formulated with water-based alkyd resin, nano-functional materials, rust inhibitors, and related additives, without the addition of heavy metal-based anti-corrosion pigments such as mercury or lead. It offers excellent early-stage water resistance and long-term protective performance.

Application Area：

Suitable for rust-proof priming on various steel structures, mechanical equipment, and cast iron parts, it maintains effective anti-corrosion properties in mildly corrosive environments.

Technical Parameter：

Gloss:                                                                Flat

Color:                                                                According to color card or as agreed

Theoretical Spreading Rate:                              Approx. 6.35 m²/kg (dry film 50 μm)

Typical Dry Film Thickness:                               50–80 μm

Volume Solids:                                                   Approx. 44%

Recoat Time (at 25°C):                                       Minimum 4 h, maximum 48 h recommended

Specific Gravity:                                                Approx. 1.41 kg/L

Full Cure Time:                                                  More than 7 days

Surface Dry Time:                                              ≤0.5 h (at 25°C, 50% humidity)

Hard Dry Time:                                                  ≤12 h (at 25°C, 50% humidity)

Adhesion:                                                          Grade 0–1

Early Water Resistance:                                     7 days or more immersion in water after 12 h

三、Waterborne Acrylic Top Coat--DR-Indus 202M

Product introduction：

This product is formulated with water-based acrylic emulsion, nano-functional materials, rust inhibitors, and related additives, without the addition of heavy metal-based rust-proof pigments such as mercury or lead. It is easy and convenient to operate, offering excellent barrier properties and weather resistance.

Application Area：

It is primarily used for steel structures and related accessories in construction, maintaining strong durability in mildly corrosive environments.

Technical Parameter:

Gloss: Matte to High Gloss

Color: Based on color card or as agreed

Theoretical Spreading Rate: Approx. 6.33 m²/kg (dry film 50 μm)

Typical Dry Film Thickness: 40–50 μm

Volume Solids: Approx. 38%

Recoat Time (25 ℃): Minimum 4 h, maximum 48 h recommended

Density: Approx. 1.2 kg/L

Full Cure Time: More than 7 days

Touch Dry Time: ≤ 0.5 h (25 ℃, 50% humidity)

Hard Dry Time: ≤ 5 h (25 ℃, 50% humidity)

Adhesion: Grade 0–1
四、Waterborne Epoxy Zinc-rich Primer--DR-Indus 342D

Product introduction：

This product is a two-component zinc-rich primer prepared by mixing epoxy emulsion, curing agent, ultrafine zinc powder, and additives. It demonstrates excellent salt spray resistance.

Application Area：

It is recommended for use in construction steel structures, ships, port machinery, power plants, electrical equipment, pipelines, storage tanks, metallurgical equipment, chemical equipment, mining machinery, and other related fields.

Technical Parameter：

Gloss Level: Matte

Color: Gray

Theoretical Spreading Rate: 5–5.5 m²/kg (dry film 50 μm)

Typical Dry Film Thickness: 50–100 μm

Volume Solids: Approx. 55%

Recoat Time (25 °C): Minimum 4 h recommended, maximum 48 h

Density: Approx. 2.0–2.2 kg/L

Zinc Content: 60/70/80

Surface Dry Time: ≤ 1 h (25 °C, 50% humidity)

Hard Dry Time: ≤ 12 h (25 °C, 50% humidity)

Adhesion Strength: ≥ 5 MPa
五、Waterborne Epoxy Cloud Iron Intermediate Paint--DR-Indus 321Z

Product introduction：

This product is prepared from water-based two-component epoxy resin, amine curing agent, mica iron oxide, anti-corrosion pigments, corrosion inhibitors, and additives, without organic solvents; it does not contain anti-corrosion pigments with high levels of heavy metals such as chromium or lead. It is easy to operate and convenient to use, and can serve as a corrosion-resistant intermediate coating with strong barrier properties.

Application Area：

It is mainly used for building steel structures and related accessories, suitable for corrosion environments C3-C5.

Technical Parameter：

Gloss: Matt

Color: Medium Gray

Theoretical Spreading Rate: 7.5 m²/kg (dry film 50 μm)

Typical Film Thickness: 80–100 μm

Volume Solids: Approx. 54%

Recoat Time (25°C): Recommended minimum 4h, maximum 48h

Specific Gravity: Approx. 1.43 kg/L

Touch Dry Time: ≤1 h (25°C, 50% humidity)

Hard Dry Time: ≤8 h (25°C, 50% humidity)

Adhesion: Grade 0–1

六、Waterborne Acrylic Modified Polyurethane Top Coat--DR-Indus 331M

Product introduction：

This product utilizes acrylic-modified polyurethane resin as the film-forming substance, providing the coating with exceptional water resistance, corrosion resistance, and weather resistance. It is easy to operate and convenient to use, and exhibits outstanding adhesion on substrates such as galvanized steel, cold-rolled steel plates, and cast iron.

Application Area：

Suitable for C2-C4 corrosive environments and applications requiring high weather resistance.

Technical Parameter：

Gloss: Matte, 70% Gloss

Colors: Various Colors

Theoretical Spreading Rate: 7.4 m²/kg (Dry Film 40 μm)

Typical Film Thickness: 40–80 μm

Volume Solids: Approx. 40%

Recoat Time (25 ℃): Recommended Minimum 4 h, Maximum 48 h

Density: 1.30 kg/L

Surface Dry Time: ≤1 h (25 ℃, 50% Humidity)

Hard Dry Time: ≤8 h (25 ℃, 50% Humidity)

Adhesion: Grade 0–1