Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Allnex SETAL 321 SM-75 Alkyd Resin

Allnex SETAL 321 SM-75 is a solvent-based alkyd resin designed for high-gloss, durable decorative coatings. Part of the SETAL® alkyd series, it offers excellent flow, leveling, and yellowing resistance. Ideal for interior/exterior wood and metal finishes, it delivers fast drying, good hardness development, and superior compatibility with common co-resins and additives—ensuring consistent performance in industrial and DIY applications.
  • allnex setal 321 sm 75 alkyd resin_b8e00e36
  • allnex setal 321 sm 75 alkyd resin_b8e00e36

Features Of Allnex SETAL 321 SM-75 Alkyd Resin

  1. Medium-oil-length alkyd resin based on phthalic anhydride and soybean oil fatty acids.

  2. Designed for high-gloss, durable air-drying coatings with excellent flow and leveling.

  3. Offers balanced drying performance—good through-dry combined with surface dry control.

  4. Compatible with common hydrocarbon solvents and conventional alkyd crosslinkers.

  5. Delivers superior hardness development and resistance to yellowing in clear and pigmented systems.

Typical Applications Of Allnex SETAL 321 SM-75 Alkyd Resin

  1. General-purpose industrial maintenance coatings.

  2. Wood finishing systems including furniture, cabinets, and interior trim.

  3. Can coatings for non-food-contact metal packaging.

  4. Automotive refinish primers and topcoats (non-OEM).

  5. Architectural wood and metal coatings for exterior and interior use.

Specifications Of Allnex SETAL 321 SM-75 Alkyd Resin

Chemical TypeMedium-oil modified alkyd resin
Product FormLiquid
AppearanceClear to slightly hazy, pale yellow liquid
SolventXylene / aromatic hydrocarbon blend
Non-Volatile Content (wt%)~75 ± 1%
Viscosity (25°C, mPa·s)800–1,200
Acid Value (mg KOH/g)6–9
Density (25°C, g/cm³)0.98–1.02


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