| HS Code | 583472 |
| Polymer Type | Polypropylene homopolymer |
| Glass Fiber Content | 30% |
| Color | Black |
| Density | 1.12 g/cm3 |
| Melt Flow Rate | 20 g/10 min at 230°C/2.16 kg |
| Tensile Modulus | 6000 MPa |
| Tensile Strength At Break | 80 MPa |
| Elongation At Break | 3% |
| Flexural Modulus | 5500 MPa |
| Charpy Notched Impact Strength | 10 kJ/m2 at 23°C |
| Heat Deflection Temperature | 150°C at 0.45 MPa |
| Melting Temperature | 165°C |
| Processing Method | 3D printing |
As an accredited LyondellBasell Beon3D PPG 2290S2 Black factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Available in 1 kg spools, each vacuum-sealed with desiccant and packed in a labeled cardboard box for shipping. |
| Container Loading (20′ FCL) | 20′ FCL container loaded with LyondellBasell Beon3D PPG 2290S2 Black chemical, securely palletized, shrink-wrapped, and stowed for ocean transport. |
| Shipping | LyondellBasell Beon3D PPG 2290S2 Black is typically shipped as a non-hazardous, polypropylene-based solid in sealed packaging. It is typically not regulated for DOT, IMDG, or IATA transport. Store cool, dry, and away from moisture, heat, and sunlight. Avoid contamination. Handle in accordance with the SDS and use standard PPE. |
| Storage | Store LyondellBasell Beon3D PPG 2290S2 Black in a cool, dry, well-ventilated area, away from direct sunlight, heat, sparks, flames, and incompatible materials. Keep original containers or spools tightly closed, with desiccant if applicable, to prevent moisture and dust contamination. Protect from UV and extreme temperatures. Follow SDS-recommended temperature, humidity, and shelf-life conditions. Use first-in, first-out stock rotation. Avoid prolonged storage in humid environments. |
| Shelf Life | Shelf life is 12 months from date of manufacture when stored unopened in original packaging under cool, dry conditions. |
LyondellBasell Beon3D PPG 2290S2 Black is a glass-reinforced polypropylene compound supplied as a black, extrusion-grade feedstock for fused-filament and large-format additive manufacturing. The short-glass reinforcement increases deposited-part stiffness and reduces thermal expansion along the print path, but it also introduces anisotropic weld-line behaviour, higher abrasive wear in screw channels, and a defined incompatibility with hydrofluoric acid service. The melt is processed between 220°C and 260°C; the lower boundary is controlled by incomplete interlayer fusion at high travel speeds, while the upper boundary is limited by thermal oxidative chain scission in the melt pool. Polypropylene is not hygroscopic in the manner of polyamide, so drying is not mandatory for sealed pellet operations. However, when pellets are stored in open hoppers at relative humidity above 60%, a 2–4 h drying cycle at 80°C is required to prevent surface porosity in thick deposited sections. Regrind addition is limited to 15 wt% unless melt-flow ratio is re-qualified according to ISO 1133-1. The raw material falls under REACH 1907/2006 and RoHS 2011/65/EU documentation as a supplied polymer compound; end-use compliance must be determined on the finished printed component.
Acid-bath dipping fixtures, electropolishing rack spacers, and chemical-transfer tray liners are produced by large-format deposition when part contours cannot be machined economically from solid polypropylene stock. The compound is fed from sealed pellets into a screw-driven deposition head with an L/D ratio between 24:1 and 30:1, using a die orifice of 0.8–1.5 mm. A hardened-steel screw and barrel are specified because the glass reinforcement accelerates screw-channel wear relative to unfilled polypropylene. Zone temperatures are set from 220°C at the feed throat to 235°C in compression and 245°C in metering; the die temperature is held 5–10°C below the metering setpoint to reduce drool and melt-pool oxidation. Build-chamber air is maintained at 45–60°C, and the first layer is deposited onto a roughened polypropylene or acetal sheet. Terminal jig bodies are built with 100% triangular infill in load-bearing neck sections and 40% rectilinear infill elsewhere to balance creep resistance and weight. Chemical validation is performed by immersion according to ISO 175; sulfuric acid up to 20 vol% at 25°C and sodium hydroxide up to 10 vol% at 25°C are used as screening media. Hydrofluoric acid is excluded at any concentration because it etches the glass reinforcement. Fuming nitric acid, aromatic hydrocarbons, and chlorinated solvents are also excluded because they cause rapid degradation or stress-cracking of the polypropylene matrix. The printed acid jig must be annealed at 80°C for 2 h in still air before installation; without annealing, residual hoop stress at the outer perimeter can produce dimensional shift during chemical drying at 60°C.
In automotive under-hood fluid-management service tooling, the primary process variable is not melt temperature alone but the anisotropic shrinkage generated by fibre orientation in the deposition plane. Battery-module positioning nests, coolant-bleed manifold fixtures, and power-steering reservoir prototypes are built as short-run replacements for machined polypropylene or POM. The printed material has a lower thermal expansion coefficient along the fibre-dominant direction than across layer boundaries, so hole-to-hole true position is measured after 24 h conditioning at 23°C and 50% RH according to ISO 291. Edge curl is controlled by holding the build chamber at no less than 50°C and by printing a 0°/90° solid interface layer for the first 2 mm above the bed plate. For a housing wall designed to 4 mm thickness, layer heights of 0.4 mm or 0.6 mm are preferred; a 0.8 mm layer height is reserved for non-pressure boundaries because the thicker bead limits lateral fusion between adjacent extrusions. Finished parts are exposed to a 30 min soak at 90°C in a recirculating oven, followed by a dimensional audit of the mounting face. Movement greater than 0.2% of the longest span is treated as a rejection condition. The component is not granted full automotive approval by the raw material supplier; thermal-cycling endurance is performed at the component level according to ISO 16750-4. For short-run trial fixtures, the material is tracked for creep under actual under-hood peak temperature rather than relying on a single published heat deflection value.
Marine cooling-water strainer shells and genset outlet adaptors can be fabricated with a 0.8 mm layer height to reduce print time, provided the CAD model is redesigned around weak out-of-plane peel behaviour. The larger bead width increases fibre alignment in the contour path, which can improve hoop modulus, but it reduces fusion between vertical lap boundaries. A minimum contour overlap of 35% and a wall-thickness-to-bead-width ratio of at least 5:1 are maintained; wall sections below 3.0 mm are not produced at this layer height. Die temperature is held at 245–250°C to force interlayer diffusion, and travel speed is capped at 50 mm/s to avoid melt starvation in the acute fillet at the volute tongue. Terminal housings are annealed at 80°C for 2 h and then subjected to a hydrostatic shell test at 1.5 times working pressure for 30 min using water at 23°C. The test follows the general procedure of ISO 1167-1 but is adapted for a printed fitting rather than extruded pipe. Potable-water contact is not automatically approved by the raw material supplier; additional finished-component certification under NSF/ANSI 61, WRAS, or 21 CFR 177.1520 is required where applicable. Prolonged exposure to chlorinated seawater above 2 ppm free chlorine at temperatures above 40°C reduces oxidative induction time in the polypropylene matrix. A printed housing should not be installed downstream of a chlorine generator without a post-print stabilisation audit and surface examination for glass-fibre blooming.
Wet-bench structural gussets in semiconductor fume hoods and laboratory acid cabinets are selected only after verifying that the glass reinforcement is not exposed to free hydrofluoric acid. These components include printed brackets, sash counterweight covers, and reagent-pump mounting plates that require periodic cleaning with quaternary ammonium disinfectants or 70% ethanol. The black grade is not inherently a cleanroom material; layer grooves retain particles, so the printed surface is either machined to 0.8 mm total removal or sealed with a solvent-free polyurethane topcoat before installation in ISO 6 or better zones. Chemical resistance to 70% ethanol is validated by immersion for 7 days at 23°C according to ISO 175, with visual examination for crazing and surface microcracking. Quaternary ammonium compounds are less aggressive, but repeated wiping can remove surface gloss and generate micro-scratches that act as particle traps. The compound is excluded from any location where hydrogen fluoride vapour may condense, because the glass fibre is chemically etched at acid concentrations as low as 1%; this is an absolute incompatibility boundary rather than a time-dependent service limit. Fire-safety compliance is a further boundary: glass-filled polypropylene is typically capable of meeting UL 94 HB at 3.0 mm, but it should not be used in equipment subject to FM 4910 or SEMI S3 fire propagation requirements unless the finished component is independently certified. The supplier does not characterise the ionic contamination profile of this grade for ultrapure water service; if the printed part is positioned near wafer contact, SEMI F57 wetted-material screening must be performed on the final finished body.
| Validation domain | Reference method | Test condition | Boundary or note |
|---|---|---|---|
| Tensile anisotropy | ISO 527-2 | Type 1BA, 23°C, 50% RH | Print-path and transverse specimens evaluated separately |
| Heat deflection | ISO 75-2 | 0.45 MPa, 3.0 mm printed plaque | Continuous surface contact limited to 100°C |
| Chemical resistance | ISO 175 | Immersion for 14 days in specified fluid | Exclude HF, oxidising acids above 15%, aromatic hydrocarbons |
| Moisture uptake | ISO 62 | 23°C, 50% RH, equilibrium | Unfilled PP matrix commonly below 0.05%; printed void content must be verified |
| Flammability | UL 94 HB | 3.0 mm printed bar or plaque | Not equivalent to FM 4910, SEMI S3, or UL 746C f1 |
| Tracking resistance | IEC 60112 | Solution A, 3.0 mm plaque | Glass and pigment may reduce CTI; test finished body |
| Thermal cycling | ISO 16750-4 | Component-level automotive profile | Short-run fixtures only; not full part approval |
Thermoforming plugs and contact pads are manufactured as short-run tooling when cast polyurethane tooling is too soft or metal machining is cost-prohibitive. The printed plug body is deposited as a solid shell with 100% infill in the forming face and 60% rectilinear infill in the support column, because air voids below the forming surface create local temperature gradients that appear as uneven sheet thinning. The production boundary is controlled by heat deflection temperature measured in accordance with ISO 75-2 at 0.45 MPa; the forming sheet surface temperature should not exceed 100°C for continuous cycling, and peaks above 120°C are limited to less than 5 s per contact. Release agents are applied sparingly; a water-based silicone emulsion is preferred over solvent-based sprays because excess solvent can plasticise the outer polymer skin and reduce interlayer bond strength. The plug is finished with a filled epoxy fairing compound, wet-sanded to 600 grit, and force-fit onto an aluminium plug base with a 0.1–0.2 mm interference allowance. During the first 500 cycles, a thermal camera is used to identify hot spots above 100°C; any area exceeding 110°C is locally relieved in the next part revision. Dimensional drift of more than 0.3 mm across a 300 mm span after 100 cycles indicates incomplete annealing. The part should be re-annealed at 80°C for 2 h or rebuilt with a heated chamber setpoint above 50°C. Published data for this specific glass-reinforced grade in polypropylene sheet forming applications is limited; the 100°C continuous-contact boundary is derived from general glass-filled PP thermal performance, not from a supplier-published creep-rupture curve.
Because the compound’s density is below 1.1 g/cm³ and its dielectric properties in dry service are acceptable for non-creepage-critical enclosures, short-run electrical enclosure covers and cable-gland adaptors are produced for laboratory instrumentation and low-voltage distribution trials. The printed cover is not a substitute for a UL-recognised electrical enclosure unless the finished part is submitted under UL 746D or the end-use product standard. Design verification follows IEC 60664-1 for creepage and clearance dimensions, but the comparative tracking index must be measured per IEC 60112 on a 3.0 mm printed plaque because the glass reinforcement and black pigment can reduce tracking resistance compared with unfilled polypropylene. The enclosure is built with a 0.6 mm layer height and 100% infill at all knockout and cable-entry bosses; any rear wall below 2.5 mm is reinforced with a cross-hatch rib pattern rather than sparse infill. Outdoor exposure is limited: the black colour provides some UV screening, but no UL 746C f1 rating should be assumed unless the supplier provides recognised outdoor weatherability certification. Terminal parts are dried at 60°C for 4 h after wet sanding and then assembled with stainless-steel threaded inserts inserted at 200°C for 5 s. Installation torque on the inserts is limited to 0.8 N·m in the printed boss, beyond which the glass-filled polypropylene can shear along the bead interface. For enclosures containing conductive parts, a ground-continuity test is performed according to IEC 61010-1 on the finished product, not on the raw material.
Competitive LyondellBasell Beon3D PPG 2290S2 Black prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8618136850665 or mail to admin@ascent-chem.com.
We will respond to you as soon as possible.
Tel: +8618136850665
Email: admin@ascent-chem.com
Flexible payment, competitive price, premium service - Inquire now!
LyondellBasell Beon3D PPG 2290S2 Black is supplied as a black-pigmented, glass-fiber-reinforced polypropylene compound intended for fused granular fabrication and pellet-fed large-format additive manufacturing. The grade is positioned for semi-structural tooling, jigs, fixtures, chemical containment components, and dimensionally stable polyolefin parts where moisture uptake must remain lower than that of polyamide-based feedstocks. The material is deposited from granulate or pellet feed rather than filament because the fiber content requires melt stiffness and controlled particle size below 5 mm to prevent nozzle bridging. Published grade-specific data for all application loads is limited; the representative values in this document are drawn from the PP-GF20 compound class and from manufacturer processing guidance for large-format polypropylene deposition. Lot-specific certificates of analysis govern final acceptance.
Continuous deposition stability is governed by the balance among melt temperature, screw speed, fiber-length retention, and the thermal state of the previously deposited layer. The compound is processed on single-screw extruders with L/D ratios from 24:1 to 40:1. Shorter L/D ratios fail to homogenize carbon-black dispersion and glass-fiber distribution, producing surface streaks and layer-edge tearing. Barrel temperatures are maintained in a rising profile from 180°C in the feed zone to 230°C at the metering zone. Melt temperatures above 250°C cause oxidative chain scission in the polypropylene matrix and gloss reduction on the black surface. Melt temperatures below 205°C create fused-lamina boundary defects because the fiber-rich melt cannot fully wet the previous layer. Screw speeds for granule-fed deposition with a 25 mm screw diameter are typically held between 30 rpm and 60 rpm; higher speeds generate shear heating above 245°C, while lower speeds reduce mass output below 0.5 kg/h and broaden molecular weight distribution through prolonged dwell time. The glass-fiber content increases normal stress differences in the melt, and die swell can change by 8% to 12% when screw speed is altered by 20 rpm. Heated deposition heads use nozzle diameters of 5 mm to 8 mm; smaller diameters accelerate fiber attrition and create melt pressure above 12 MPa, which raises the risk of barrel seal leakage. Apparent melt viscosity at 230°C and 100 s⁻¹ typically lies between 250 Pa·s and 450 Pa·s, measured by capillary rheometry per ISO 11443.
Solidification after deposition is controlled by non-isothermal crystallization of the polypropylene matrix. The glass fiber acts as a nucleating agent and increases crystallization onset relative to unfilled polypropylene, which reduces the open time available for interlayer diffusion. Warpage in this material is anisotropic because thermal expansion is constrained by the oriented glass-fiber network. The coefficient of linear thermal expansion for a 20 wt% glass-fiber polypropylene typically ranges from 4.0×10-5 K⁻¹ to 5.5×10-5 K⁻¹ in the flow direction, compared to 1.5×10-5 K⁻¹ in the transverse direction per ISO 11359-2. Shrinkage values measured by ASTM D955-08 are commonly 0.5% to 0.8% in the flow direction and 0.8% to 1.1% in the transverse direction for molded plaques. Large-format additive parts accumulate layer-wise stress because a deposited bead cools below the polypropylene crystallization temperature in less than 60 s while the previous layer remains above 90°C. This thermal gradient creates tensile stress at the interface; when stress exceeds the still-cooling matrix yield stress, interlaminar microcracks appear on the side walls of printed parts.
| Property | Method | Representative value |
|---|---|---|
| Density | ISO 1183-1 | 1.04 g/cm³ |
| Tensile modulus | ISO 527-2/1A | 3,400 MPa |
| Tensile stress at yield | ISO 527-2/1A | 55 MPa |
| Flexural modulus | ISO 178 | 3,100 MPa |
| Charpy notched impact at 23°C | ISO 179-1/1eA | 8 kJ/m² |
| Heat deflection temperature at 0.45 MPa | ISO 75-2/B | 145 °C |
| Melt flow rate at 230°C/2.16 kg | ISO 1133-1:2022 | 6 g/10 min |
Fiber-length retention after compounding and deposition is a critical failure mode. Glass fibers undergo attrition in the compression zone of the screw; residual fiber length can decrease from an initial 4.5 mm to 0.6 mm after compounded pelletization and further to 0.2 mm to 0.4 mm after deposition through a 6 mm nozzle. The shorter fiber population reduces the reinforcing aspect ratio from above 100 to below 40, which lowers the expected tensile modulus by 10% to 15% relative to an injection-molded plaque of the same formulation. Molded datasheet values therefore cannot be directly transferred to large-format additive parts; layer-wise fiber orientation also differs from the skin-core morphology produced in injection molding. Published data for this specific grade under long layer times is limited, but the observed behavior aligns with PP-GF20 granule deposition studies using similar black compounds.
Interlayer fusion is the limiting mechanical mode in the Z-direction. Because polypropylene has a low surface energy below 30 mN/m and carbon-black pigmentation can raise surface infrared absorption, the previous layer temperature at the moment of bead contact must remain above the crystallization onset temperature. If layer time exceeds 20 s and the build chamber stays below 70°C, the surface temperature falls below 80°C and cohesive failure occurs at Z-direction tensile stresses below 18 MPa. Build chamber temperatures of 90°C to 110°C are required for part thicknesses above 20 mm; without this thermal input, corners develop curling and lateral delamination. The Z-direction tensile strength of glass-filled polypropylene additive structures is commonly 35% to 50% lower than the XY-direction strength, as measured by ASTM D638-14 on machined coupons. This anisotropy must be accounted for when bolting or clamping loads are applied parallel to the build direction.
Build plate adhesion for this material is dominated by skin formation and oxidative degradation at the first-layer boundary. A heated vacuum bed at 80°C to 95°C with a polypropylene sheet or reinforced tape is used; untreated aluminum allows the first layer to peel at stresses below 3 MPa because the polypropylene matrix forms a weak boundary layer of low-molecular-weight material. On footprints greater than 1,200 mm, the corners of the printed skirt cool faster than the center. The temperature difference can exceed 15°C, which reduces the peel strength of the first layer and produces a characteristic corner curl of 5 mm to 10 mm. Large-format machines using segmented vacuum zones can maintain differential pressure above 0.5 bar per zone; if a single zone loses vacuum, the lift force generated by differential shrinkage will propagate a delamination crack along the first interface. Adhesion-promoting primers based on chlorinated polyolefins improve first-layer peel strength but should be tested for outgassing in closed-chamber additive manufacturing. The black pigment increases surface absorption under near-infrared preheaters, raising the top surface temperature by 8°C to 12°C compared to natural polypropylene; this assists fusion but can also create skin degradation if the preheater dwell exceeds 30 s at high intensity.
Compared to unfilled polypropylene, the glass-fiber reinforcement in Beon3D PPG 2290S2 Black raises room-temperature tensile modulus from approximately 1,700 MPa to 3,400 MPa and reduces isotropic shrinkage from 1.5% to 2.0% down to 0.5% to 1.1%, as measured by ISO 294-4. The density penalty is minor: 1.04 g/cm³ versus 0.90 g/cm³ for unfilled PP, while the heat deflection temperature under 0.45 MPa rises by approximately 40°C. Against ABS, the polypropylene matrix offers low moisture uptake of 0.01% to 0.03% by mass after 24 h immersion per ISO 62, compared to 0.2% to 0.6% for ABS. This eliminates the predrying step required for ABS and reduces steam-driven porosity in large beads. However, the nonpolar surface lowers paint adhesion and adhesive bonding; corona discharge or plasma treatment is required to raise surface energy above 40 mN/m for structural bonding. Chemical resistance to aliphatic hydrocarbons, ethylene glycol, and mild acids is typical for polypropylene, while strong oxidizing acids and chlorinated solvents remain incompatible. Storage above 70% relative humidity requires pre-drying at 80°C for 2 h before large-format extrusion to remove surface moisture from the glass sizing and prevent hydrolytic weakening of the fiber-matrix interface.
