Epoxy Anti-Corrosion Powder Coating for Safe Drinking Water Pipes
WA：+86 132 6275 2056
WEB: std-coatings.com
Product Introduction:
This product is formulated using special epoxy resin, dedicated curing agents, nano-grade antimicrobial agents, and food-grade pigments and fillers. It features high reactivity, strong adhesion, high cross-link density, and excellent resistance to chemicals, solvents, cathodic disbondment, as well as superior and durable antimicrobial effects, flexibility, and impact resistance.
Product Usage:
Suitable for municipal drinking water supply pipes.
Product Features:
Excellent adhesion to the substrate.
Good leveling and high gloss on the coating surface.
Strong resistance to permeation and corrosion.
High surface hardness and dense coating.
Superior high-temperature cathodic disbondment resistance.
Good mechanical properties and extremely strong flexibility.
Low melting temperature, high reactivity, and high curing completion rate.
The product has passed the EU WRAS water safety certification and meets the safety evaluation standards for materials in contact with drinking water.
Powder Performance:
| Property | Specification | Notes |
|---|---|---|
| Mechanical Strength | High | Ensures durability and resistance to mechanical stress |
| Shrinkage | Low | Minimizes dimensional changes during curing, maintaining precision |
| Processing Performance | Excellent dispersibility and lubricity | Facilitates smooth molding and reduces wear on molds |
| Electrical Properties | High glass transition temperature, wide operating temperature range | Ensures stable performance across a broad temperature spectrum |
| Dielectric Properties | Excellent chemical and solvent resistance | Protects against degradation from chemical exposure |
| Environmental Performance | 100% solid content, no harmful substances | Complies with environmental regulations and promotes sustainability |
Curing Conditions:
| Property | Specification | Notes |
|---|---|---|
| Temperature | Referenced to workpiece temperature | Deviations may affect performance; ensure accurate temperature control for optimal results |
Application Parameters:
| Parameter | Specification | Notes |
|---|---|---|
| Applicable Equipment | Frictional charging spray, corona electrostatic spray, dip coating, roll coating | |
| Film Thickness | 200-600um | Adjustable according to workpiece requirements |
Health and Safety:
| Property | Specification | Notes |
|---|---|---|
| Toxicity | Non-toxic | Safe for handling and application |
| Flammability | Non-flammable | Reduces risk in storage and use |
| Regulation | GB15607-1995 | Follow safety protocols for coating operations |
Precautions:
| Item | Specification | Notes |
|---|---|---|
| Outdoor Use | Not recommended | May cause fading and chalking |
| Surface Preparation | Oil-free, water-free, surface treatment to Sa21/2 level (GB/T8923), anchor pattern depth 40-100um, clean surface from dust and abrasives | |
| Preheating | Temperature controlled between 180-230°C | |
| Storage | Ventilated, dry, below 30°C, away from heat sources, corrosive chemicals, and solvents, avoid strong light, maximum stack height 5 layers, avoid long-term pressure, keep packaging sealed | Ensures product stability and prevents degradation |
| Curing Temperature | Preheat steel pipe surface to above 200°C for better curing completion rate | |
| Mixing Powders | Do not mix with other anti-corrosion powders or recycled powders. Thoroughly clean the spraying equipment when changing colors to ensure drinking water safety and meet EU WRAS water safety standards | |
| Compliance | Meets EU WRAS water safety standards |
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