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PRODUCT CATEGORY

Fiberglass Chopper Guns & Spray-up Roving Cutters

Technical specifications for composite chopper guns, internal and external mix pneumatic spray dispensers, roving cutter heads, and calibration procedures.

Buying notes and qualification boundaries

Chopper guns and spray-up equipment automate open-mold composite fabrication by simultaneously cutting continuous fiberglass roving, atomizing catalyzed thermoset resin, and depositing a uniform wet fiber-matrix slurry onto the mold surface. This process provides high deposition rates for fiberglass boats, truck fairings, bath modules, and storage tank end caps.

Equipment selection balances pneumatic air motor performance, tungsten carbide cutter blades, and delivery mixing mechanics. Internal mix guns combine resin and MEKP catalyst inside a static mixing chamber before tip atomization, minimizing hazardous VOC emissions and overspray fog; external mix guns impinge separate catalyst and resin streams outside the nozzle, eliminating solvent-flush cycling during brief production pauses.

Operating teams must calibrate chopper guns daily using test capture bags and digital scales to verify target glass-to-resin ratios (customarily 25% to 35% glass by weight). Verify fluid pressure regulators, roving tension guide ceramic eyelets, catalyst slave pump synchronization, and ergonomic counterbalanced boom suspensions.

PUBLIC SUPPLIER RECORDS

Matching supplier profiles

Each row shows the terms its public profile mentions. A match is a discovery signal, not a qualification.

  1. AOC logo
    AOC
    Nanjing, Jiangsu, China
    Process
    Casting
    Standard
    Not publicly listed
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    AOC describes itself as a global supplier of specialty formulations and solutions for conventional composites, coatings and protective barriers, colorants and visual effects, adhesives and specialties. Its Asia-Pacific site publishes Atlac®, Palapreg®, Palatal® and Synolite™ resin products and lists Jinling AOC Formulations Co., Ltd. as its China location in Nanjing, Jiangsu.

    Product categories
    Unsaturated polyester resinsVinyl ester resinsSMC/BMC resin systems and low-profile additives
    Why matchedProfile mentions: spray up
  2. Jiangsu Changhai Composite Materials Holding Co., Ltd. logo
    Process
    Glass-fiber forming and sizing-system adaptation
    Standard
    Not publicly listed
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    Jiangsu Changhai Composite Materials Holding Co., Ltd. is a Changzhou supplier of glass-fiber reinforcement and thermoplastic composite materials. Its current official catalog and the 2026 China Composites Expo directory support roving, chopped strands, chopped strand mat, surface and continuous mat, woven roving, biaxial and stitched combinations, mesh, LFT reinforcement, CFRT tape and glass-reinforced thermoplastic panels. GetFRP assigns measured-demand phrases such as chopped strand mat, fiberglass cloth, fiberglass mat, fiberglass chopped strand mat and fiberglass panels only to these published products. The thermoplastic honeycomb offer is described as a core with continuous-glass-fiber-reinforced CFRT skins, not as a solid fiberglass panel or a claim that every honeycomb grade contains glass. Product-specific roving end uses do not mean Changhai manufactures the customer's finished pipe, SMC part or pultruded profile. The complete current logo was downloaded on 2026-08-26 from the exact CDN asset referenced by the official header, trimmed only to remove transparent canvas, and stored locally by GetFRP. Capacity, market-position and certification statements remain company claims pending certificate- and plant-level verification.

    Product categories
    Glass fiber chopped strand matGlass fiber surface mat, continuous mat and wet-laid matGlass fiber woven roving and biaxial fabrics
    Why matchedProfile mentions: spray up
  3. LEUCO Precision Tooling (Taicang) Co., Ltd. logo
    Process
    CFRP, GFRP and AFRP routing
    Standard
    Not publicly listed
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    LEUCO Precision Tooling (Taicang) Co., Ltd. is LEUCO's precision-tooling entity in China. Both the China Composites Expo record and LEUCO's official composite-processing solution support routers, drills, countersinks, saw blades, tool holders and custom tooling for machining CFRP, GFRP and AFRP, using uncoated or coated carbide and DP or PCD diamond edges. The official page also identifies diamond-tipped end mills, p-System cutters and drill bits with a patented entry geometry. CFRP, GFRP and AFRP are workpiece materials, not composite products manufactured by LEUCO. GetFRP therefore excludes carbon-fiber, fiberglass, sheet and other workpiece-material supplier phrases from this equipment page. Official LEUCO pages show more than one Taicang address variant, so the contracting, audit, invoice, receiving and dispatch location should be confirmed before an order. No company founding year, management-system certificate, tool-life guarantee or material-specific machining result is presented as independently verified.

    Product categories
    Solid-carbide routers for composite processingDiamond-coated routers for composite processingDiamond-tipped and PCD end mills
    Why matchedProfile mentions: cutter
    Websiteleuco.com
  4. Fangxin Resin (Anhui) Co., Ltd. logo
    Process
    Resin supply for hand lay-up and spray-up
    Standard
    Not publicly listed
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    Fangxin Resin (Anhui) Co., Ltd. is Fangxin Resin's manufacturing entity in Suzhou, Anhui. China Composites Expo lists the exact Chinese and English entity, while the current official group website names the Anhui company in its news and reports that it completed boiler ignition and material feed in July 2026, entering trial production. The official catalog publishes unsaturated polyester, vinyl ester, alkyd, acrylic and waterborne resins, gelcoats and color pastes. Composite-specific directories include hand lay-up, FRP sheet, pultrusion and grating, SMC/BMC, RTM, marine, filament-winding, heat- and corrosion-resistant and flame-retardant resins. GetFRP assigns only those source-backed product and process keywords. The group's 1992 history, multiple plants and historical capacity figures do not automatically establish the Anhui entity's own incorporation date, stable qualified capacity or delivery record, so establishment year and scale tier remain unset.

    Product categories
    Unsaturated polyester hand lay-up and spray-up resinsResins for continuous composite sheet productionPultrusion and molded-grating resin systems
    Why matchedProfile mentions: spray up
  5. Changzhou Huake Polymers Co., Ltd. logo
    Changzhou Huake Polymers Co., Ltd.
    Changzhou, Jiangsu, China
    Process
    Unsaturated-polyester and vinyl-ester resin synthesis
    Standard
    Not publicly listed
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    Changzhou Huake Polymers Co., Ltd. states on its official website that it was founded in 2001 and develops, manufactures and sells unsaturated-polyester, vinyl-ester and related polymer products for composites, adhesives and adjacent markets. Its current categories include unsaturated polyester, vinyl ester, waterborne resin, colored gelcoat and pigment paste, specialty resin, polyurethane and additives. The official application pages further publish grades for hand lay-up, spray-up, winding, compression molding, pultrusion, continuous sheet, vacuum infusion and other processes. China Composites Expo lists the same entity under unsaturated polyester, vinyl ester, other resins, gelcoat and pigment paste. Capacity, grade-count, certification, performance and application statements remain supplier- or organizer-published and have not been independently audited by GetFRP.

    Product categories
    Unsaturated-polyester resins for hand lay-up, spray-up, casting and continuous sheetFilament-winding resin grades for tanks and pipesOrthophthalic, isophthalic, vinyl-ester and polyurethane pultrusion resins
    Why matchedProfile mentions: spray up
  6. Guangdong Huedur Automation Technology Co., Ltd. logo
    Process
    Hydraulic reciprocating and caterpillar puller engineering
    Standard
    Not publicly listed
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    Guangdong Huedur Automation Technology Co., Ltd. is a composite pultrusion-equipment manufacturer in Dongguan, Guangdong. China Composites Expo lists GUANGDONG HUEDUR AUTOMATION TECHNOLOGY CO., LTD., while the current official website shows the matching Chinese entity, a 2019 start, Daojiao address and telephone. The catalog publishes hydraulic reciprocating and caterpillar pultrusion machines, online high-precision and diamond-wire cutters, pultrusion-winding-cutting and pultrusion-winding-braiding-cutting lines, two-component injection, fabric slitting, resin mixing, carbon and glass creels and pultrusion molds. Application lines cover photovoltaic frames, insulator cores, optical-cable strength members, carbon cable cores, bicycle spokes, wind spar caps, FRP rebar and polyurethane window profiles. Huedur is an equipment supplier. GetFRP does not misstate materials that its lines can make as Huedur's own finished products and does not assign material-product search phrases to this page.

    Product categories
    Servo-hydraulic reciprocating pultrusion machinesCaterpillar automatic pultrusion machinesOnline high-precision cutting machines
    Why matchedProfile mentions: cutter
    Websitehuedur.com
  7. Chang Zhou Matex Composites Co., Ltd. logo
    Chang Zhou Matex Composites Co., Ltd.
    Changzhou, Jiangsu, China
    Process
    Multiaxial knitting and stitch bonding
    Standard
    Not publicly listed
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    Chang Zhou Matex Composites Co., Ltd. is a fiberglass-material manufacturer in Changzhou, Jiangsu. Its official site says the company has developed and produced fiberglass textiles, mats and veils since 2007. The published reinforcement portfolio covers knitted fabrics and mats, chopped strand mats, woven reinforcements and veils, with additional roving, chopped-strand, unsaturated-polyester-resin and vinyl-ester-resin ranges. Matex reports approximately 70 employees, a 19,000 m² facility, about 21,000 tonnes of annual fiberglass capacity and exports to more than 30 countries and regions; these scale and export figures are company-published.

    Product categories
    Unidirectional, biaxial, triaxial and quadraxial fiberglass fabricsPowder- and emulsion-bonded chopped strand matsWoven roving, woven-roving combo mats and fiberglass cloth
    Why matchedProfile mentions: spray up
  8. Beijing Jinghua Parker Polymerization Machinery Equipment Co., Ltd. logo
    Process
    Composite-injection and two-component fluid-equipment design
    Standard
    ISO 9000 quality-management system (company-published wording; confirm the exact standard, current certificate, holder, site, scope and validity)
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    Beijing Jinghua Parker Polymerization Machinery Equipment Co., Ltd., trading as JHPK, develops and manufactures polyurethane, polyurea and composite-processing equipment. The company's official Chinese and English sites state that JHPK was established in Beijing in 2003 and opened its Handan, Hebei production base in 2017. The current portfolio covers high-pressure spray/injection equipment, HP-RTM and RTM injection systems, polyurethane-resin pultrusion and winding injection equipment, wet-molding equipment, filament-spray systems, and supporting guns, pumps and heated hoses. Published factory-scale, market-share, patent and overseas-sales figures are company statements and have not been independently verified by GetFRP.

    Product categories
    JHPK-G20A resin-injection equipment for pultrusion machines and winding linesHigh-pressure HP-RTM and RTM injection equipmentHigh-pressure polyurethane and polyurea spray/injection equipment
    Why matchedProfile mentions: spray equipment
  9. Hebei Tengjun FRP Co., Ltd. logo
    Hebei Tengjun FRP Co., Ltd.
    Zaoqiang, Hengshui, Hebei, China
    Process
    Continuous pultrusion
    Standard
    Not publicly listed
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    Hebei Tengjun FRP Co., Ltd.'s official English website describes an integrated FRP business covering product development, design, manufacturing, processing and sales from Zaoqiang County in Hengshui, Hebei. Its current directory spans FRP grating, flat sheet, cable tray, storage tanks, pultruded profiles, manhole covers, marker posts, water tanks, pipes, SMC products, cooling towers and fiberglass rebar. The company states that selected products reach more than 60 countries and regions; this export-market statement is company-published and has not been independently verified by GetFRP.

    Product categories
    Molded and pultruded FRP grating, covers and platform componentsPultruded FRP structural profiles, custom sections, ladders and railsFilament-wound FRP storage tanks, pipes and water tanks
    Why matchedProfile mentions: spray up
  10. Changzhou Sinajet Science and Technology Co., Ltd. logo
    Process
    Digital cutting of carbon-, glass- and aramid-fiber fabrics
    Standard
    Not publicly listed
    MOQ
    Not publicly listed
    Lead time
    Not publicly listed

    Changzhou Sinajet Science and Technology Co., Ltd. is based in Changzhou, Jiangsu and develops intelligent plotting and cutting equipment plus custom production lines for non-metallic materials. Its China Composites Expo profile says the company was established in 2007, has received more than 200 patent grants with 70 currently valid, and is recognized as a national-level specialized and innovative 'Little Giant'; the English corporate site instead traces its activity to 2006. The current website serves textile and apparel, packaging, automotive interiors, furniture and composites and publishes DG/DH and DM digital cutters plus a 3D-CNC ultrasonic cutting machine. The date discrepancy, patent counts, recognition and performance statements are company- or organizer-published and have not been independently verified by GetFRP.

    Product categories
    DG/DH Series digital cuttersDM Series digital cuttersCutting systems for dry composite fabrics and flexible sheet materials
    Why matchedProfile mentions: cutter
  11. Process
    Pultrusion equipment manufacturing
    Standard
    ISO 9001
    MOQ
    500 kg
    Lead time
    35 days

    Established Chinese pultrusion equipment maker. Standard and custom lines for FRP profile manufacturers, including pullers, cutters, and ancillary handling equipment.

    Product categories
    Pultrusion linesCNC cutting machinesAuxiliary equipment
    Why matchedProfile mentions: cutter
    WebsiteNot publicly listed
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