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| Brand Name | STD |
| OEM | OEM Services Provided |
| Feature | Easy to Use Eco-friendly |
| Classification | Oil-free anti-rust series |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free,Contact us now. |
Water-based rust inhibitor MT-509A is specially developed for oil-free rust prevention of metal workpieces. After using this product, the surface of the workpiece is free of oil layer and can be directly unpacked and used. This product is a milky white liquid, which is composed of special surfactants, composite rust inhibitors and deionized water. At the same time, STD vapor phase corrosion inhibitor is added. When STD molecules evaporate into a confined space, a dense protective film will be formed on the metal surface, thereby better protecting the metal. The anti-rust ability and salt spray resistance of the treated workpiece can be greatly enhanced, the surface gloss is good, it will not stick together, will not affect conductivity and welding, and can completely replace mineral anti-rust oil.
1. Good operability, specially formulated, good fluidity, thin film layer, no oil feeling, can be dried naturally or dried, especially cost-saving.
2. Using ionized water as the base solvent, eliminating the need for subsequent cleaning and removal of traditional anti-rust oil, safe, environmentally friendly and non-toxic, more cost-saving, and environmentally friendly.
3. Suitable for rust prevention in processing procedures, semi-finished products, and finished product parts.
4. The indoor rust prevention period is about 6-12 months, with strong anti-rust, anti-corrosion, and anti-discoloration effects, and the packaging effect is better with packaging materials.
| Oil type | Water solubility |
| Appearance | Milky white liquid |
| Viscosity (40℃.CST) | 1.8 |
| Oil film thickness | 1-2um |
| Specific gravity (15/4℃) | 0.98 |
| Performance | |
| Salt spray test (JISK-2246-5.35) 45# steel 24h / cast iron 24h A pole (rust-free) | |
| Wet heat test (JISK-2246 5.34) 168hr A grade (rust-free) | |
(The above values are representative values. Not oil specification values)
20L/200L barrels are sealed and stored in a cool, dry, clean and ventilated warehouse at room temperature (shelf life 12 months).
1. This product does not need to be mixed. It can be used directly after proper shaking. It is especially suitable for the workpiece turnover anti-rust process.
2. Before applying to metal parts, there should be no residual liquid from the previous process. It is advisable to soak for 30 seconds-5 minutes (if time permits, the recommended soaking time is more than 3 minutes), and the use temperature range is 20-40℃.
3. Drying temperature: 60-80℃ (the workpiece after soaking does not need to be washed with water and dried directly. If it affects the appearance, it can be washed with water and then dried).
4. It is recommended to replace it once a week.
5. Appropriate labor protection is recommended during use.

