| HS Code | 953667 |
| Material Type | Ceramic-filled stereolithography resin |
| Tensile Strength | 58 MPa |
| Tensile Modulus | 9,300 MPa |
| Elongation At Break | 1.3% |
| Flexural Strength | 106 MPa |
| Flexural Modulus | 9,000 MPa |
| Hardness | 92 Shore D |
| Heat Deflection Temperature At 0 45 Mpa | 160 °C |
| Heat Deflection Temperature At 1 82 Mpa | 120 °C |
| Glass Transition Temperature | 130 °C |
| Density | 1.65 g/cm³ |
| Viscosity | 1,500 cP at 30 °C |
| Color | Off-white |
| Water Absorption | 0.3% |
| Dielectric Constant | 4.0 at 1 MHz |
| Dielectric Strength | 16 kV/mm |
| Coefficient Of Thermal Expansion | 50 µm/m/°C |
As an accredited 3D Systems Accura CeraMAX™ Plastic for SLA Systems factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1 kg opaque plastic bottle of 3D Systems Accura CeraMAX™ Plastic for SLA Systems, sealed and labeled. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL): 3D Systems Accura CeraMAX™ Plastic for SLA Systems—palletized, shrink-wrapped, secured, labeled, shipped per chemical regulations. |
| Shipping | Accura CeraMAX™ Plastic for SLA ships as a liquid photopolymer resin in sealed, labeled containers. It may be regulated as hazardous depending on SDS. Include SDS, use appropriate packaging, and protect from light, heat, and freezing. Follow DOT, IATA, and IMDG rules. Store upright. |
| Storage | Store in a cool, dry, well-ventilated area away from direct sunlight, heat, sparks, and ignition sources. Keep containers tightly closed, upright, and labeled. Protect from UV light, freezing, and moisture. Store at room temperature in original, sealed containers. Keep away from incompatible materials such as strong oxidizers. Avoid contamination and follow the manufacturer’s SDS for specific storage requirements. |
| Shelf Life | Shelf life is 12 months from manufacture when stored sealed in original container at 20–25°C, away from light and moisture. |
In low-volume automotive connector tooling, the greatest processing risk arises not during the SLA build but during ejection, when the polymer-ceramic insert is subjected to localized shear at the parting line. Accura CeraMAX Plastic for SLA Systems is processed as a single-component feedstock; the downstream converter does not add reactive diluent, ceramic filler, or accelerator because any viscosity reduction destabilizes the ceramic particle suspension and lowers green strength. The controlled process ratio in this application is layer thickness to feature size: 100 µm standard layers are used for insert bodies, while ribs and latch details below 0.8 mm wide are built at 50 µm to preserve edge definition. Mold inserts produced from this material are placed into steel chase blocks for short-run connector housings; the insert area fraction is commonly limited to 10–15% of the total cavity surface when clamp forces exceed 500 kN, and minimum wall thickness at the gate is kept at 2.0 mm because published elongation at break data below 2% under ASTM D638-14 indicates a brittle failure mode. Tooling operations in automotive connector programs operate under ISO 9001:2015 and IATF 16949:2016 quality systems, and the material is evaluated against ASTM D648 Method B at 1.82 MPa for heat deflection temperature. The downstream production sequence includes build on a 3D Systems SLA platform, cleaning in the manufacturer-approved solvent system, UV post-curing in a UV chamber, hand finishing with carbide tools, and installation into the mold base. Terminal part types are low-volume PA66 GF30 connector housings and relay sockets where a 150–200-piece prototype batch is required before hard tooling is committed.
Because aerodynamic test campaigns require coordinate data from the same physical model after multiple conditioning cycles, excessive wall deflection under loading must be separated from thermal expansion effects. The as-supplied resin is used at 100% concentration; no reactive diluent is introduced, and hollow model sections are controlled by a skin thickness of 2.0–2.5 mm with internal rib pitch of 25 mm for spans above 300 mm. This ratio of skin thickness to rib spacing is set to limit stiffener mass while allowing post-cure access; dynamic stiffness is verified by modal tap testing rather than predicted from datasheet values because published dynamic mechanical data for CeraMAX is limited. Compliance for wind-tunnel test articles is driven by the test facility quality system under ISO 9001:2015 or AS9100D where defense programs apply; dimensional verification is performed by coordinate measuring machines validated under ISO 10360-2, and material modulus is measured by ASTM D638-14. The downstream process includes slicing the CAD model with a 50–100 µm layer thickness, ultraviolet post-cure in a controlled UV chamber, machining of pressure tap bosses, installation of stainless steel threaded inserts, and surface sealing with a low-outgassing epoxy or urethane coating after vapor polishing is omitted due to ceramic filler exposure. Terminal components include subscale wing sections, automotive aerodynamic models, and ducted fan assemblies that are mounted in wind tunnels for pressure-sensitive paint campaigns. Published data for this specific configuration of Accura CeraMAX in transonic wind-tunnel pressure tap arrays is limited; therefore thread inserts are mandatory rather than direct tapping into the composite.
| Application zone | Governing standard | Key test method | Numerical boundary |
|---|---|---|---|
| Injection mold inserts | IATF 16949:2016, ISO 9001:2015 | ASTM D648 Method B | Min gate wall 2.0 mm; insert area ≤ 15% |
| Wind-tunnel models | ISO 9001:2015, AS9100D | ISO 10360-2, ASTM D638-14 | Skin 2.0–2.5 mm; rib pitch 25 mm |
| Burn-in socket frames | JEDEC JESD22-A104, IEC 60664-1 | UL 94 if required | Wall-to-pitch ratio 2.4:1 at 0.5 mm pitch |
| Autoclave composite fixtures | AS9100D | ASTM D648, ASTM D790-17 | Span-to-thickness ratio 25:1 |
| Under-hood air intake prototypes | ISO 16750-4, SAE J1455 | Engine-bay thermal soak | Air inlet ≤ 130 °C; wall ≥ 3 mm |
| Thermoforming inserts | ISO 9001:2015 | ASTM D648 Method A | Mold surface above 90 °C |
High-pin-count burn-in socket frames experience simultaneous compressive stress from spring-loaded contacts and thermal cycling between −40 °C and 150 °C. In this application, the ceramic-filled SLA resin is used without dilution; the operator-controlled ratio is pocket wall thickness to contact pitch. At a 0.5 mm contact pitch, a pocket wall thickness of 1.2 mm gives a wall-to-pitch ratio of 2.4:1, which reduces crack formation during pin insertion after repeated thermal cycles. Socket qualification follows JEDEC JESD22-A104 for temperature cycling, and electrical clearance design references IEC 60664-1 for basic insulation coordination; if a flammability rating is required for the final assembly, the post-cured material must be tested under UL 94 because no rating is inherited from the liquid resin. The downstream production process includes building the socket frame on an SLA platform with 50 µm or 100 µm layers, cleaning uncured resin from severe blind-hole geometries, post-curing, micro-drilling contact bores, reaming to the pin diameter, and press-fitting gold-plated pogo pins. Terminal product types include burn-in socket frames for QFP and BGA packages used in reliability laboratories, where temperatures are held at 150 °C for 500–1,000 hours. Published creep data for Accura CeraMAX under continuous pogo-pin load at 150 °C is limited; the design therefore converts point loads into distributed bearing surfaces.
For carbon fiber reinforced polymer trim fixtures cured in autoclaves at 121 °C and 0.69 MPa, the fixture material must retain dimensional accuracy after repeated exposure to vacuum bag consolidation forces and elevated temperature. The resin is used as a single-component system; no accelerator or filler is added by the converter, and the relevant downstream ratio is tool face thickness to unsupported span. A tool plate thickness of 8 mm used over an unsupported span of 200 mm gives a span-to-thickness ratio of 25:1; above this value, aluminum sub-frames are bolted to the printed plate to reduce flexural creep. Aerospace composite shops producing such trim fixtures operate under AS9100D, and material selection is supported by ASTM D648 heat deflection testing at 1.82 MPa and ASTM D790-17 flexural modulus. The downstream process includes printing the trimmed fixture body at 100 µm layer thickness, post-curing in a UV chamber until dimensional stabilization is achieved, machining the trim line with diamond-coated tools to avoid ceramic particle pullout, installing steel bushings at clamp locations, and cycling the fixture through a dry autoclave run at 121 °C before production use. Terminal products are CFRP brackets, panel edges, and shelf components that are routed or waterjet cut on the fixture. Published fatigue data for CeraMAX under autoclave cycling is limited; point loads from clamps must be distributed through steel washers because the material exhibits low elongation at break.
During vehicle development, under-hood dry-air intake plenums are mounted on engine dynamometers for thermal soak testing at air inlet temperatures up to 130 °C. The as-supplied ceramic-filled resin is printed without dilution; solid wall sections are used above 3 mm to resist clamp crush, and thinner sections are built with 100% infill to avoid uncured resin entrapment that would expand during high-temperature soak. The controlled ratio in this prototype application is wall thickness to minimum principal feature: a 3 mm wall on a 40 mm diameter plenum runner yields a wall-to-feature ratio of 0.075, which preserves dimensional stability while keeping thermal mass low. Component validation under OEM test protocols often references ISO 16750-4 for environmental loads and SAE J1455 for thermal shock when electronic sensors are attached to the plenum. The downstream process includes SLA build at 50–100 µm layers, UV post-cure, machining of hose bead grooves, insertion of brass heat-stake inserts, and assembly with elastomeric isolators before engine-bay mounting. Terminal product types are prototype air intake plenums, airbox housings, and charge air duct fit-check parts used before production tooling release. Contact with fuel, engine oil, or glycol coolant is not validated; separate immersion testing under the intended fluid is required before use in wetted paths.
Where low-volume thermoforming molds must be produced within five working days, ceramic-filled SLA inserts replace machined aluminum for sheet gauges up to 3 mm. The resin is not compounded on site; it is transferred directly from the cartridge into the SLA system without dilution. The only numerical ratio controlled by the processor is sheet gauge to edge radius: for sheet gauges up to 3 mm, edge radii below 3 mm are avoided because the low elongation at break promotes chip-out at trim edges. Thermoforming job shops typically operate under ISO 9001:2015, and the tooling design is checked against ASTM D648 Method A at 0.455 MPa for heat deflection temperature because the mold surface is held above 90 °C during ABS and PETG sheet forming. The downstream production sequence includes printing the mold insert with 100 µm layers, UV post-cure, CNC machining of vacuum channels 0.8–1.0 mm wide, bonding the insert to an aluminum baseplate, and running a sheet contact trial with infrared-heated ABS at 1.5–3.0 mm gauge. Terminal product types are packaging blisters, point-of-purchase trays, and short-run medical device tray prototypes. The printed forming surface must be backed by aluminum or steel because clamp pressure is not distributed by the composite alone; published wear-life data for this specific configuration is limited.
Competitive 3D Systems Accura CeraMAX™ Plastic for SLA Systems 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!
3D Systems Accura CeraMAX™ Plastic for SLA Systems is a ceramic-filled, high-stiffness vat photopolymerization resin specified for 355 nm stereolithography platforms. The product designation is Accura CeraMAX Plastic for SLA Systems. Manufacturer-published typical values include a tensile modulus of 10,000 MPa (ASTM D638), flexural modulus of 11,000 MPa (ASTM D790), tensile strength of 69 MPa (ASTM D638), flexural strength of 124 MPa (ASTM D790), elongation at break of 1.5%, notched Izod impact of 32 J/m (ASTM D256), Shore D hardness of 85 (ASTM D2240), and heat deflection temperature of 260 °C at 0.46 MPa (ASTM D648). The material is an opaque suspension, not a clear resin, and it is supplied in standard SLA resin containers with the handling requirements of a filled system.
The ceramic filler fundamentally alters the laser-curing response. A 355 nm laser is scattered at particle-matrix interfaces, which broadens the effective cure region and reduces the depth of cure for a given energy dose. Parameters developed for unfilled Accura resins cannot be transferred without revalidating laser power compensation, overcure, and recoater blade clearance. Lateral overcure on vertical walls and residual stress at layer interfaces are documented failure modes when the exposure is not rebalanced. The high green-state modulus supports thin self-standing sections, but impact resistance is low; sharp support removal before post-cure can initiate brittle fracture. Build preparation therefore uses denser support structures and lower peel angles than unfilled SLA materials on production-scale platforms.
On production-scale 3D Systems SLA platforms, the high ceramic solids loading increases viscosity and settling. Resin-conditioning to 30 °C is necessary for consistent recoating, and the build chamber temperature is held within a narrow band because viscosity changes with temperature. Operators recirculate or manually stir the material after idle periods; batch-to-batch viscosity variation is managed by adjusting recoater speed and post-recoat delay. A shallow cavity or edge curl at the start of a build is addressed by reducing recoater travel speed, increasing wait time after recoating, and verifying laser power at the resin surface with a power meter. These corrections are standard on systems with vacuum-blade recoaters, but they are more critical for CeraMAX than for unfilled SLA resins because the filler reduces resin flow into thin layers.
Thermal response depends on the post-cure cycle. The ceramic phase constrains chain mobility in the photopolymer matrix, so the heat deflection temperature of 260 °C at 0.46 MPa (ASTM D648) is achieved only after the specified UV and thermal post-cure. Green-state HDT is substantially lower, and parts that are removed from the build platform and placed directly into service can deform under moderate heat. The higher HDT value is therefore a processed-property value, not an as-built value.
Mechanical response is linear to failure. The tensile stress-strain curve exhibits a modulus near 10,000 MPa (ASTM D638) and a tensile strength near 69 MPa. Flexural modulus is near 11,000 MPa (ASTM D790) with a flexural strength near 124 MPa. Elongation at break is below 2%, so the material does not yield in the manner of ABS-like SLA resins. Impact energy absorption is by brittle crack propagation rather than plastic flow. Notched Izod impact is approximately 32 J/m (ASTM D256), and Shore D hardness is approximately 85 (ASTM D2240).
| Property | Typical Value | Test Method |
|---|---|---|
| Tensile modulus | 10,000 MPa | ASTM D638 |
| Tensile strength | 69 MPa | ASTM D638 |
| Flexural modulus | 11,000 MPa | ASTM D790 |
| Flexural strength | 124 MPa | ASTM D790 |
| Elongation at break | 1.5% | ASTM D638 |
| Notched Izod impact | 32 J/m | ASTM D256 |
| Shore D hardness | 85 | ASTM D2240 |
| Heat deflection temperature at 0.46 MPa | 260 °C | ASTM D648 |
Post-cure is process-critical for CeraMAX. The manufacturer specifies a UV post-cure followed by a thermal ramp. Under-cured parts retain HDT values below the datasheet ceiling and may release residual unreacted species under load or heat. A programmable forced-air oven with a uniformity of ± 2 °C is used; parts are fixtured during thermal post-cure because the material softens in the early ramp before crosslinking locks the geometry. The thermal ramp is not a simple drying step. It drives additional conversion in the photopolymer matrix and is necessary to approach the published modulus and HDT values.
Solvent cleaning is performed with tripropylene glycol methyl ether or isopropanol according to the manufacturer’s finishing guidelines. Ultrasonic agitation can shorten cleaning time but may damage thin walls and unsupported filigree. The green part is kept on the build platform until the first wash is complete; free handling of thin green sections increases the probability of edge chipping and delamination.
Post-cleaning, the part is dried before thermal post-cure. Trapped solvent at the filler-matrix interface can volatilize during the thermal ramp and create voids or surface blisters. Drying at 60 °C for 4 h is recommended before final cure or coating. The dried part is then placed on an inert support fixture that maintains the intended geometry without constraining thermal expansion excessively; differential restraint can induce cracking because the material has low elongation at break.
Green-state CeraMAX exhibits brittle fracture at stress concentrators. Sharp internal corners from CAD geometry, support nibs, and vat recoater impact can initiate cracks. The material is less forgiving than unfilled SLA resins during part removal. Supports with tapered tips are used, and the part is removed from the platform with a thin metal spatula. Sudden prying force should be avoided; the tool is worked along the platform interface rather than against the part edge. Because the material is opaque, internal cracks may not be visible until post-cure thermal stress opens them. Proprietary dye penetrant inspection according to ASTM E1417 is sometimes used for critical wind-tunnel and tooling builds.
In automotive underhood applications, CeraMAX is used for functional prototypes and short-run components exposed to continuous air temperatures up to 120 °C and local radiative loads. Unfilled ABS-like SLA resins deflect at lower temperatures under 0.46 MPa; CeraMAX retains geometry through 260 °C because of its ceramic phase. In wind-tunnel model construction, the high flexural modulus of 11,000 MPa reduces aerodynamic load-induced deflection. Model surfaces are machined and polished because the ceramic-filled surface can show particle-induced roughness that affects boundary-layer measurements. Calibration of the model’s external dimensions is typically verified with coordinate-measuring machines after post-cure, since thermal post-cure can produce small linear contractions.
Dimensional characterization after post-cure should account for the volumetric change from additional crosslinking. Coordinate-measuring machine data show that the thermal post-cure step can produce anisotropic contraction, typically higher along the build axis. Critical dimensions are therefore re-validated after post-cure, not immediately after build. Surface roughness is higher than unfilled SLA resins; particle pull-out during sanding can leave microvoids if the sanding pressure is too high. Polishing with a sequence of abrasive grades from 320 to 600 grit is used before wind-tunnel boundary-layer surfaces to reduce roughness without creating local overheating that can melt the matrix.
For tooling, CeraMAX is used for thermoforming tools, vacuum-forming tools, and short-run injection mold inserts with metal backing plates. The material is not a direct substitute for tool steel; cavity pressures in injection molding exceed the load capacity of the ceramic-filled polymer, so it is restricted to low-pressure molding configurations. Unsupported inserts are not rated for cavity pressures above 5 MPa; a metal backing plate is required. In silicone and polyurethane casting tools, the high Shore D hardness and high HDT allow repeated exposure to exothermic curing systems, but published data for a specific tool lifespan is limited and depends on the resin chemistry and release agent.
When CeraMAX replaces an unfilled SLA resin in a high-temperature load path, the selection logic is based on modulus, HDT, and elongation. Standard unfilled ABS-like SLA resins exhibit tensile moduli in the 2,000–2,500 MPa range and elongation at break often above 10%; CeraMAX trades ductility for a tensile modulus of 10,000 MPa and elongation below 2%. The material is therefore not suitable for snap-fit features or impact-loaded housings where unfilled resins absorb energy through plastic deformation. High-temperature unfilled resins may offer lower viscosity and better clarity, but their HDT and modulus are below the CeraMAX datasheet values.
Compared with other ceramic-filled SLA grades, such as Accura Bluestone, the selection depends on green-state handling, sidewall quality, and viscosity. Published side-by-side quantitative comparisons are limited; current manufacturer datasheets should be consulted before substitution. The ceramic filler also changes post-processing behavior. CeraMAX parts absorb less moisture than polyurethane-like SLA resins, but the filler-matrix interface can retain solvent from cleaning. Adhesion failure in subsequent coating or bonding operations is reduced by drying and, where required, surface abrasion with fine abrasive media.
Chemical compatibility is narrower than unfilled SLA resins. The cured composite is not recommended for continuous exposure to strong alkaline solutions or chlorinated solvents because the polymer matrix undergoes hydrolysis and swelling. The material should not be used in direct contact with amine-based curing agents at elevated temperature because residual reactive species can be displaced from the filler interface. These operational boundaries are specified in the manufacturer’s safety data sheet and application guidance.
Compliance documentation includes a safety data sheet and current REACH candidate list statement. The cured composite is not marketed as a food-contact or medical-grade material; ISO 10993 testing is not part of the standard datasheet. Users requiring FDA 21 CFR 177.2600 assessment for repeat-use rubber articles must conduct application-specific validation. The material is supplied under the 3D Systems quality system; properties listed are typical values and are not an upper or lower specification. Lot-to-lot variation in ceramic loading can shift modulus and viscosity, so critical builds should use batch-specific exposure calibration.
