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

Chan Chem TB-550 Polyester Resin

ChanChemTB-550PolyesterResinisahigh-performanceunsaturatedpolyesterresinfromChanChem’sTBseries,designedforexcellentmechanicalstrength,chemicalresistanceandcuringflexibility.It’swidelyusedinFRPcomposites,castingsandindustrialcoatings,offeringbalancedviscosity,lowshrinkageandgoodadhesiontofiberglassandfillers.Suitableforhandlay-up,centrifugalcastingandRTMprocesses.
  • chan chem tb 550 polyester resin_be53d397
  • chan chem tb 550 polyester resin_be53d397

Features Of Chan Chem TB-550 Polyester Resin

  1. High reactivity with standard peroxide initiators for rapid gel time control.

  2. Excellent mechanical strength and dimensional stability in cured laminates.

  3. Low viscosity (1,200–1,600 cP at 25°C) enabling superior fiber wet-out and processability.

  4. Good weather resistance and UV stability for outdoor composite applications.

  5. Compatible with common fillers, pigments, and flame-retardant additives.

Typical Applications Of Chan Chem TB-550 Polyester Resin

  1. Fiberglass-reinforced plastic (FRP) tanks and chemical storage vessels.

  2. Marine hulls, decks, and structural components requiring corrosion resistance.

  3. Wind turbine blade shells and nacelle covers.

  4. Automotive body panels and under-hood components.

  5. Architectural cladding and translucent roofing panels.

Specifications Of Chan Chem TB-550 Polyester Resin

Chemical TypeOrthophthalic unsaturated polyester resin
Product FormLiquid, ready-to-use
AppearanceClear to pale yellow, homogeneous liquid
Viscosity (25°C)1,200–1,600 cP
Gel Time (with 1.0% MEKP, 25°C)12–18 minutes
Solid Content≈ 99.5%
Density (25°C)1.12–1.14 g/cm³
Reactive DiluentStyrene (35–40% w/w)


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