LG907 Silane Sealant

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  • Estimated Delivery:Mar 19 - Mar 23

We focus on the production of metal cleaning agents, neutral rust removers, and metal coating agents. The metals we can handle include iron parts, aluminum parts, cast aluminum, galvanized parts, magnesium-plated parts, etc.
Product description

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LG907 Silane Sealant

ItemEnglish Description
Product NameLG907 Silane Sealant
Product OverviewLG907 Silane Sealant is an environmentally friendly, phosphorus-free and chromium-free metal surface treatment agent based on silane coupling agent technology. Through chemical adsorption and self-assembly, it forms an ultra-thin (nanoscale), dense, three-dimensional network structured organic-inorganic hybrid silane film on cleaned steel surfaces. This film bonds strongly to the substrate via robust Si-O-Fe covalent bonds and forms firm chemical bonds with subsequent organic coatings (paint, powder, adhesive) through abundant Si-OH functional groups, thereby providing exceptional adhesion, corrosion resistance, and long-term durability. It is an ideal alternative to traditional phosphating, zirconium conversion coatings, and other processes containing phosphorus or heavy metals.
Main Specifications- Appearance: Milky white or transparent liquid
- pH (as supplied): 8 ± 1
Bath Preparation

- LG907 Silane Sealant: 2% - 3%
- Dilute with deionized water or purified water to prepare the working solution.

Treatment Conditions- pH (working solution): 7 ± 1
- Temperature: Ambient – 50°C
Maintenance & Adjustment1. The bath is highly sensitive to contamination. Ensure thorough rinsing after the degreasing stage to prevent alkali and impurity carryover.
2. Strictly monitor and control the pH value, temperature, and concentration of the working solution within the specified ranges.
3. The working solution has a limited tolerance for metal ions (e.g., Fe²⁺, Zn²⁺). It is recommended to replace the bath periodically based on processing volume (e.g., every 1-3 months) or when film quality declines.
4. Do not mix with products containing phosphates, chromates, or other metal pretreatment chemicals.




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