A trustworthy Chinese unsaturated polyester resin manufacturer.
Hand Lay-up Resin
Unsaturated polyester resin can form a good bond with fiberglass, imparting certain strength and rigidity to hand-laid fiberglass products.
Hand lay-up process is widely used.
Common applications include fiberglass sculptures, marine, and corrosion protection.


Chemical resistance
Professional supplier of the resin binders used in Hand Lay-up applications
Industrial corrosion protection with water, heat, and chemical resistance.
ALITA 132 – Pre-accelerated&thixotropic Orthophthalic Resin
Principal Properties & Application: ALITA 132 unsaturated polyester resin is a pre-accelerated, thixotropic, general-purpose resin based on Orthophthalic acid, propylene glycol, and styrene as the main raw materials. It has low viscosity, good fiberglass wetting properties, and excellent thixotropic workability. The products made from this resin exhibit good mechanical strength. It is suitable for hand lay-up or spray molding of[...]
ALITA 123 – Pre-accelerated&thixotropic Orthophthalic Resin
Principal Properties & Application ALITA 123 series is an orthophthalic unsaturated polyester resin solution dissolved in styrene, with added accelerator and thixotropic agent. This series features low viscosity, low exothermic reaction temperature, excellent workability, and outstanding water resistance. It also offers superior mechanical strength, making it suitable for hand lay-up or spray molding of FRP fishing boats, yachts, lifeboats, and[...]
ALITA 197 – Epoxy-Modified Polyester for Chemical Equipment Applications
ALITA 197 resin falls under the chemically resistant CEE category and demonstrates exceptional corrosion resistance, particularly notable alkali resistance, high mechanical properties, and a high heat distortion temperature. It is suitable for the production of chemical equipment such as fiberglass-reinforced plastic (FRP) pipes, containers, and storage tanks that require moderate heat resistance and chemical resistance.
ALITA 901 – Vinyl Ester Resin
This vinyl ester resin is suitable for manufacturing various chemical equipment such as pipes, containers, and tanks that require resistance to acid, alkali, and salt corrosion. Additionally, it is used in the production of high-quality glass fiber reinforced plastic molds and other fiberglass products where resin vinyl is required.
ALITA 3301 – High-Performance Polyester for Chemical-Resistant FRP Applications
This product is suitable for manufacturing fiberglass-reinforced plastic products that can withstand chemical corrosion under high-temperature conditions, such as electrolytic cells, chemical storage tanks, fiberglass pipelines, and industrial flooring in chemical plants.
ALITA 191 – Wax-containing Orthophthalic Resin
ALITA 191 resin has low viscosity, excellent mechanical properties, high elongation rate, fast curing, and versatility, making it suitable for various fiberglass reinforced plastic products such as translucent sheets and ventilation ducts.
ALITA 191DC – High-Solid Unsaturated Polyester for Versatile Fiberglass and Stone Reinforcement Applications
ALITA 191DC resin has high solid content, low viscosity, low shrinkage, and good fiberglass wetting properties. It offers excellent mechanical strength and resistance to water and heat, making it suitable for a wide range of applications. It can be used for general fiberglass products and also for repairing and reinforcing stone materials.
ALITA 189 – Marine Resin
ALITA 189 offers exceptional durability and performance. Additionally, it qualifies as Marine Polyester Resin and Marine Fiberglass Resin, ensuring its applicability in various marine construction projects.
ALITA 196 – Versatile Unsaturated Polyester for FRP, Food Containers, and Industrial Applications
ALITA 196 resin is an unsaturated polyester resin primarily made from phthalic anhydride. It has medium viscosity and moderate reactivity, low shrinkage, and is suitable for hand lay-up processes to produce ordinary fiberglass-reinforced plastic (FRP) products, cooling towers, and dilute acid containers.