Welcome to POLYMER's comprehensive Fiberglass & Auxiliaries division. As a premier one-stop fiberglass resin supplier and composites manufacturer, we provide the essential building blocks for high-performance FRP (Fiber-Reinforced Plastic) engineering. From premium fiberglass resin systems to advanced structural fibers and chemical additives, we supply everything you need to manufacture durable, lightweight, and corrosion-resistant FRP composite materials.
Your Complete Source for FRP Manufacturing Supplies
Advanced Resin Matrices
Our matrix portfolio includes high-strength epoxy fiberglass resin, cost-effective polyester fiberglass resin, and chemical-resistant vinyl ester fiberglass resin. Whether you need a robust structural fiberglass resin for infrastructure or a premium marine grade fiberglass resin for boat building, our formulations guarantee exceptional matrix bonding.
Reinforcements & Auxiliaries
Achieve maximum tensile strength with our comprehensive range of fiberglass reinforcement materials (E-Glass, CSM, woven, and stitched fabrics). To perfect your production, we offer specialized composite molding auxiliaries (like Low Profile Additives) ensuring flawless surface finishes and zero-shrinkage.
Streamline your production with our integrated fiberglass and resin supply solutions:
Matrix Systems: Industry-leading fiberglass lamination resin and tooling resins optimized for hand lay-up, filament winding, pultrusion, and SMC/BMC molding processes.
Glass Reinforcements: Versatile E-Glass rovings, chopped strands, and multi-axial fabrics engineered for rapid wet-out and ultimate mechanical support.
Performance Additives: Essential fiberglass composite auxiliaries designed to control curing profiles, reduce shrinkage, and elevate your final product's cosmetic quality.
Looking for a reliable partner to optimize your composite production line? Explore our complete sub-categories below, or contact our technical engineering team directly for TDS, MSDS, and customized material recommendations.

PP Core Mat for Fibreglass Polyester Resin
Engineered for high-performance composite manufacturing, this premium PP core mat for fiberglass polyester resin is the ultimate flow medium for accelerating production cycles. It delivers exceptional chemical compatibility across standard polyester, highly corrosive vinyl ester, and advanced epoxy resin systems.
Acting as a highly efficient resin flow mat for vacuum infusion and RTM (Resin Transfer Molding) processes, it drastically speeds up resin transfer while significantly reducing volumetric weight. It is trusted by global fabricators to construct lightweight, heavy-duty sandwich structures across marine boat building, wind energy, automotive, and sports equipment sectors.
Rapid Resin InfusionCost-Effective LightweightingUniversal Resin CompatibilityOptimized for RTM & InfusionSuperior Anti-Delamination
High Strength Assembled Rovings for SMC Process
Engineered for high-speed automated production lines, POLYMER's premium high strength assembled rovings for SMC process are the ultimate fiberglass reinforcement for Sheet Molding Compound applications. They are meticulously formulated to deliver seamless compatibility with both UP (Unsaturated Polyester) and VE (Vinyl Ester) resin systems.
Treated with a highly specialized silane sizing, this advanced fast wet-out SMC fiberglass roving guarantees exceptionally rapid resin impregnation. It ensures extremely reliable low fuzz assembled roving performance on the chopper and unmatched antistatic properties, empowering fabricators to consistently produce heavy-duty structural components and flawlessly smooth Class A surface SMC exterior parts.
Excellent ChoppabilityFast & Complete Wet-OutLow Fuzz & Anti-StaticUniform Strand DispersionUP & VE Resin Compatible
Fiberglass Chopped Strands for BMC Molding
Engineered for the rigorous demands of complex composite manufacturing, POLYMER's premium fiberglass chopped strands for BMC molding are the ultimate reinforcement solution. They are meticulously formulated to deliver seamless compatibility across UP (Unsaturated Polyester), EP (Epoxy), and PF (Phenolic) resin systems.
Treated with advanced sizing chemistry, this high strand integrity chopped fiberglass easily withstands aggressive mechanical kneading without fraying. Combined with exceptionally low resin demand, it empowers compounders to achieve high glass loading, producing intricate, high-impact composite structures for the automotive and electrical industries.
High Strand IntegrityUltra-Low Resin DemandUP/EP/PF CompatibleSuperior Impact StrengthExcellent Paste Flowability
E-Glass Multi-End Roving for SMC Molding
Manufactured from premium borosilicate glass with an alkali metal oxide content strictly under 1%, POLYMER's E-glass multi-end roving for SMC molding represents the pinnacle of structural composite reinforcement. It is precisely engineered as the ultimate base substrate for heavy-duty SMC and BMC applications.
Tailored for seamless integration with unsaturated polyester and vinyl ester resins, this advanced fast impregnation SMC fiberglass roving ensures instantaneous wet-out and flawless dispersion. Featuring a highly controlled low static SMC assembled roving architecture, it drastically minimizes fuzz on the chopper, empowering fabricators to mass-produce composite parts with exceptional impact resistance and lifelong durability.
Premium Alkali-Free E-GlassUltra-Fast ImpregnationLow Static & Zero FuzzExcellent Strand DispersionHeavy-Duty Impact Resistance
E-Glass Direct Roving for Pultrusion and Winding
Setting the global industry standard for heavy-duty composite reinforcement, POLYMER's premium E-glass direct roving for pultrusion and winding is manufactured from high-grade borosilicate glass with an alkali metal oxide content strictly under 1%.
Engineered for high-tension manufacturing, this fuzz-free single-end roving seamlessly integrates with unsaturated polyester, vinyl ester, and Bisphenol-A epoxy resins. As a highly efficient fast wet-out direct roving for filament winding, it acts as the ultimate structural backbone to maximize the tensile strength and longevity of continuous FRP pipes, large-scale storage tanks, and metallurgical electrolytic cells.
Premium Alkali-Free E-GlassUniform Strand TensionUltra-Fast ImpregnationFuzz-Free Smooth SurfaceExtreme Tensile Strength
E-Glass Water Cut Chopped Strands for Wet Mats
Setting the global standard for wet-laid non-woven manufacturing, POLYMER's premium E-glass water cut chopped strands for wet mats are formulated from high-grade borosilicate glass with an alkali metal oxide content strictly under 1%.
Processed through an advanced off-line cutting technique, these specialized water dispersible fiberglass chopped strands are engineered to dissolve and disperse instantaneously in aqueous systems. They guarantee a completely clump-free slurry and outstanding emulsion binder compatibility, acting as the ultimate structural foundation for premium roofing tissues, FRP surfacing mats, and heavy-duty anti-corrosion barriers.
Premium Alkali-Free E-GlassRapid Aqueous DispersionClump-Free SlurryHigh Binder CompatibilityUltra-Smooth Surfacing
Powder & Emulsion Fiberglass Chopped Strand Mat
Setting the global standard for general-purpose composites, POLYMER is a premier fast wet-out chopped strand mat supplier and manufacturing source. Our premium powder emulsion fiberglass chopped strand mat is meticulously crafted from evenly distributed E-glass strands, offering fabricators the precise choice between high-solubility powder or strong-binding emulsion formats.
Engineered as a fully UP VE Epoxy compatible fiberglass mat, this highly versatile substrate guarantees rapid resin impregnation and exceptional mold conformability without frustrating spring-back. It serves as the ultimate structural reinforcement for hand lay-up and press molding processes, delivering heavy-duty multi-directional strength to marine boat hulls, automotive panels, and anti-corrosion cooling towers.
Ultra-Fast Resin Wet-OutSuperior Mold ConformabilityMulti-Directional StrengthUP/VE/Epoxy CompatibleZero Spring-Back Layup
Multi-End Roving for E-Glass Chopped Strand Mat
Setting the global standard for composite raw materials, POLYMER's premium multi-end roving for chopped strand mat production is precisely engineered to maximize your manufacturing efficiency. As an industry-leading substrate, this E-glass roving for fiberglass mat production delivers strictly controlled stiffness for flawless machine processing.
Formulated with an advanced antistatic sizing chemistry, this high choppability multi-end fiberglass roving guarantees clean cuts on high-speed rollers, resulting in completely fuzz-free operations. By ensuring uniform dispersion and fast wet-out in UP resin systems, it serves as the ultimate foundation for producing both premium powder/emulsion mats and heavy-duty stitched bonded fabrics.
High ChoppabilityUniform Strand DispersionLow Static & Zero FuzzFast Downstream Wet-OutUP Resin Compatible
Fiberglass Chopped Strand Mat for FRP
Setting the global standard for hand lay-up composites, POLYMER operates as a premier hand lay-up fiberglass mat supplier. Our premium fiberglass chopped strand mat for FRP is meticulously manufactured from evenly distributed E-glass strands and bonded with high-grade binders to ensure maximum structural integrity.
Engineered to dramatically reduce manual labor and resin waste, this highly conformable fast wet-out chopped strand mat guarantees instantaneous impregnation and excellent laminate transparency. It serves as the ultimate cost-effective reinforcement for fabricating heavy-duty marine boat hulls, anti-corrosion cooling towers, and premium sanitary bath tubs without tearing or spring-back.
Rapid Resin Wet-OutHigh Wet StrengthExceptional ConformabilityExcellent TranslucencyCost-Effective Lay-Up
Woven Roving Fiberglass (E/ECR Glass)
Setting the global standard for heavy-duty composite reinforcement, POLYMER operates as a premier bidirectional fiberglass cloth manufacturer. Our premium woven roving fiberglass E/ECR glass is meticulously woven from continuous direct rovings, delivering massive multi-directional tensile strength to your final molded products.
Engineered for seamless compatibility with Polyester, Vinyl Ester, and Epoxy resins, this highly advanced fast wet-out fiberglass woven roving drastically reduces hand lay-up time while eliminating dry spots. Whether deployed in structural marine boat hulls or utilizing our specialized ECR glass woven roving for chemical tanks, it serves as the ultimate backbone for both manual and automated filament winding operations.
Extreme Tensile StrengthRapid Resin Wet-OutUP/VE/Epoxy CompatibleECR Anti-Corrosion OptionFuzz-Free Tight Weave
Fiberglass Woven Roving Combo Mat
Setting the global standard for multi-layer composite reinforcement, POLYMER operates as a premier stitched fiberglass combo mat manufacturer. Our premium fiberglass woven roving combo mat is meticulously engineered by mechanically stitching a high-tensile woven roving with a uniform layer of chopped strands, creating a robust, binder-free fiberglass combination mat.
Engineered for seamless compatibility with UP, VE, Epoxy, and Phenolic resins, this advanced structural fabric guarantees extremely rapid wet-out and prevents fiber wash-out. By drastically reducing manual lay-up time, it acts as the ultimate foundational reinforcement for heavy-duty woven roving combo mat for boat hulls, continuous combo mat for pultrusion profiles, and complex RTM automotive components.
Binder-Free Stitched DesignRapid Thickness Build-UpSynergistic Multi-Layer StrengthUniversal Resin CompatibleOptimized for Pultrusion & RTM
Woven Roving Mat (Sandwich Fabric Complex)
Setting the global standard for closed-mold composite reinforcement, POLYMER engineers the industry's most advanced structural fabrics. Our premium woven roving sandwich fabric complex is meticulously constructed by mechanically stitching multiple fiberglass layers together, creating a highly robust, entirely binder-free fiberglass combination mat.
Engineered with precisely minimized fiber gaps, this multi-layer stitched fiberglass fabric drastically accelerates resin wet-out speed while significantly reducing overall resin consumption. Highly compatible with UP, VE, Epoxy, and Phenolic systems, it is the premier choice for streamlining hand lay-up and automated RTM processes in the heavy-duty marine and automotive industries.
Binder-Free Stitched DesignAccelerated Resin Wet-OutReduced Resin ConsumptionOptimized for RTM & Closed-MoldSynergistic Multi-Layer Strength
Stitch-Bonded Fiberglass Fabric (Non-Crimp Fabric)
Setting the global standard for advanced composite reinforcement, POLYMER operates as a premier stitch bonded fiberglass fabric manufacturer. Our next-generation stitch-bonded fiberglass fabric (widely recognized as Non-Crimp Fabric / NCF) is meticulously engineered with unidirectionally arranged rovings, completely eliminating all structural weft and warp crimp intersections.
By allowing fibers to lie perfectly flat, this fast impregnation fiberglass fabric delivers unparalleled multi-directional strength and extreme fatigue resistance. It is universally specified as the ultimate RTM process fiberglass fabric, streamlining rapid resin flow for closed-mold infusion, heavy-duty pultrusion profiles, and high-performance wind turbine blades.
Non-Crimp ArchitectureUltimate Fatigue ResistanceRapid Resin ImpregnationOptimized for RTM & PultrusionMaximum Mechanical Strength
Glassfiber Fabric (Woven Cloth)
Setting the global standard for extreme industrial protection, POLYMER operates as both a premier C-glass woven cloth manufacturer and a high-strength E-glass woven fabric supplier. Our heavy-duty glassfiber fabric woven cloth is meticulously crafted using an advanced plain weave structure, delivering exceptional dimensional stability and massive bidirectional tensile strength.
Inherently non-combustible and chemically inert, this high temperature resistant fiberglass cloth serves as the ultimate protective barrier in the harshest environments. Whether deployed as a heavy-duty fiberglass cloth for thermal insulation in petrochemical pipelines or specified as a structural plain weave fiberglass fabric for marine boat building, it guarantees uncompromising performance, safety, and structural longevity.
C-Glass & E-Glass OptionsExtreme Heat ResistanceProfound Anti-CorrosionPlain Weave StabilityHeavy-Duty Insulation
Fiberglass Stitched Mat
Setting the global standard for advanced composite reinforcement, POLYMER operates as a premier binder free fiberglass mat supplier. Our heavy-duty fiberglass stitched mat is meticulously engineered by mechanically locking precisely chopped strands to a polyester or carbon tissue base, completely bypassing the need for chemical adhesives.
This innovative architecture delivers extraordinary dimensional stability and functions as a fast wet-out stitched fiberglass mat across UP, VE, and Epoxy resin systems. By dramatically accelerating resin impregnation, it serves as the ultimate structural backbone for continuous fiberglass mat for pultrusion profiles and high-pressure RTM closed-mold operations.
100% Binder-Free PurityUltra-Fast Wet-Out (≤60s)High Dimensional StabilityOptimized for Pultrusion & RTMUniversal Resin Compatible
Single Warp Fiberglass Fabric (UD / Unidirectional Fabric)
Setting the global standard for directional structural reinforcement, POLYMER operates as a premier unidirectional fiberglass fabric manufacturer. Our advanced single warp fiberglass fabric (widely recognized as high-performance UD Fabric) is meticulously engineered by aligning continuous direct rovings strictly parallel in the 0° direction, delivering maximum longitudinal strength without the added weight of transverse fibers.
Securely bound by non-structural polyester stitching, this zero-crimp 0 degree unidirectional glass fabric completely eliminates internal fiber friction to provide unparalleled fatigue resistance. Serving as the ultimate fiberglass UD fabric for pultrusion, heavy-duty wind turbine blades, and marine boat building, it guarantees exceptionally fast wet-out and flawless compatibility with Epoxy, Vinyl Ester, and Polyester resin systems.
Maximum Longitudinal StrengthZero-Crimp ArchitectureUltimate Fatigue ResistanceOptimized for PultrusionHigh Strength-to-Weight Ratio
Fiberglass Stitch Bonded Fabric (Stitched Mat)
Setting the global standard for multi-layer composite reinforcement, POLYMER operates as a premier biaxial fiberglass stitched mat manufacturer. Our premium fiberglass stitch bonded fabric is meticulously engineered by mechanically locking 0° and 90° direct rovings with an optional layer of chopped strands or polyester tissue, creating a highly robust, binder free stitched combo mat.
Designed without chemical adhesives, this advanced structural textile guarantees extremely rapid resin wet-out and flawless compatibility with Epoxy, Vinyl Ester, and Polyester systems. It serves as the ultimate RTM process fiberglass stitched mat and heavy-duty stitch bonded fiberglass for wind blades, delivering exceptional multi-directional strength and fatigue resistance for demanding marine and pultrusion applications.
100% Binder-Free PurityBiaxial Non-Crimp StrengthUltra-Fast Resin Wet-OutOptimized for RTM & PultrusionUltimate Fatigue Resistance
Fiberglass Double Biaxial Fabric (+45°/-45°)
Setting the global standard for extreme torsional reinforcement, POLYMER operates as a premier +45/-45 degree fiberglass fabric supplier. Our advanced fiberglass double biaxial fabric is meticulously engineered by aligning continuous direct rovings strictly parallel in the +45° and -45° directions, delivering massive shear resistance without the added weight of axial fibers.
Securely locked by mechanical stitching rather than chemical binders, this non-crimp biaxial fiberglass fabric guarantees ultra-fast resin wet-out and flawless compatibility with Epoxy, VE, and Polyester systems. Serving as the ultimate reinforcement for vacuum infusion biaxial fiberglass processes, heavy-duty double biaxial fabric for wind blades, and high-performance marine hulls, it provides unparalleled fatigue endurance under dynamic loads.
Maximum Torsional StrengthZero-Crimp ArchitectureUltra-Fast Resin Wet-OutOptimized for Vacuum InfusionUltimate Fatigue Resistance

