{"product_id":"resina-heygears-ultraprint-pau20-utillaje-1kg","title":"HeyGears UltraPrint PAU20 - Polycarbonate-Like Tooling Resin 385 nm 1 kg","description":"\u003ch2\u003eHeyGears UltraPrint PAU20: 385 nm polycarbonate-like tooling resin\u003c\/h2\u003e\n\u003cp\u003ePAU20 is the general-purpose resin in HeyGears' Tooling line. It's black, rigid and load-bearing: 69 MPa tensile strength and 109 MPa flexural strength. HeyGears compares it to polycarbonate and recommends it for structural parts, tooling and end-use jigs. It prints with ±0.04 mm tolerances and a smooth surface finish. 1 kg bottle.\u003c\/p\u003e\n\u003cp\u003eTwo important notes before you order:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThis is a \u003cstrong\u003e385 nm\u003c\/strong\u003e resin for the Reflex, Reflex Turbo, Reflex 2 and Reflex 2 Pro only. \u003cstrong\u003eIt does not work on generic 405 nm LCD printers\u003c\/strong\u003e (Elegoo, Anycubic, Phrozen...) or on the Reflex RS or RS Turbo.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eThe Pulsing Release Module (PRM) is mandatory.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 385 nm. Reflex, Reflex Turbo, Reflex 2 and Reflex 2 Pro only.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePulsing Release Module required.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolycarbonate-like:\u003c\/strong\u003e high strength and toughness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexural strength:\u003c\/strong\u003e 109 MPa. \u003cstrong\u003eTensile strength:\u003c\/strong\u003e 69 MPa.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWork of fracture:\u003c\/strong\u003e 5,400 J\/m², with 23 % elongation at break.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrinting tolerance:\u003c\/strong\u003e ±0.04 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWear-resistant\u003c\/strong\u003e with a smooth surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e 1,000 g bottle, black.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat it's for and who it's for\u003c\/h3\u003e\n\u003cp\u003ePrinted tooling has to stand up to daily use: clamping, holding, positioning, taking knocks and friction. A modelling resin will crack or deform. PAU20 is designed for exactly that, combining the rigidity of an engineering resin with enough toughness not to snap at the first load.\u003c\/p\u003e\n\u003cp\u003eApplications suggested by HeyGears:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTooling and jigs:\u003c\/strong\u003e assembly fixtures, positioning and drilling jigs, gauges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFixings:\u003c\/strong\u003e brackets, flanges, clamps and holders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd-use structural components:\u003c\/strong\u003e mechanical parts that work under load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt's a resin for workshops, engineering, maintenance and production teams that already work with a Reflex and the PRM and need parts that actually perform, not just look good.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility: HeyGears printers and Pulsing Release Module\u003c\/h3\u003e\n\u003cp\u003eAccording to HeyGears:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible printers:\u003c\/strong\u003e Reflex, Reflex Turbo, Reflex 2 and Reflex 2 Pro. All of them work at 385 nm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot compatible:\u003c\/strong\u003e Reflex RS and Reflex RS Turbo (405 nm), or printers from other brands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePRM required:\u003c\/strong\u003e PAU20 is on the list of resins that must be used with the Pulsing Release Module, along with PAC10, PAE10 and PAH270.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhat you need depending on your printer:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReflex or Reflex Turbo:\u003c\/strong\u003e the \u003ca href=\"https:\/\/mrresin.es\/en\/products\/heygears-pulsing-release-module-kit-reflex\"\u003ePulsing Release Module kit for Reflex\u003c\/a\u003e, including the module and its tank.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReflex 2 or Reflex 2 Pro:\u003c\/strong\u003e the \u003ca href=\"https:\/\/mrresin.es\/en\/products\/heygears-pulsing-release-module-kit-reflex-2\"\u003ePulsing Release Module 2 kit\u003c\/a\u003e, or the \u003ca href=\"https:\/\/mrresin.es\/en\/products\/heygears-pulsing-release-module-reflex-2-sin-tanque\"\u003emodule without tank\u003c\/a\u003e plus the Reflex 2 Pulsing Release tank. The module alone won't work without that tank.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBear in mind that HeyGears does not recommend the PRM for models with walls of 3 mm or less. Since PAU20 always runs with the PRM, design your tools with walls thicker than 3 mm.\u003c\/p\u003e\n\u003cp\u003ePrinters: \u003ca href=\"https:\/\/mrresin.es\/en\/products\/impresora-3d-heygears-ultracraft-reflex-2-pro\"\u003eReflex 2 Pro\u003c\/a\u003e and \u003ca href=\"https:\/\/mrresin.es\/en\/products\/impresora-3d-heygears-ultracraft-reflex-turbo\"\u003eReflex Turbo\u003c\/a\u003e. More models in \u003ca href=\"https:\/\/mrresin.es\/en\/collections\/3d-resin-printers\"\u003eresin 3D printers\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cp\u003eData from the HeyGears technical data sheet (TDS), rev. 02.2025. Average laboratory values with a ±10 % deviation.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpact strength (notched)\u003c\/td\u003e\n\u003ctd\u003eASTM D256\u003c\/td\u003e\n\u003ctd\u003e35 J\/m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElongation at break\u003c\/td\u003e\n\u003ctd\u003eASTM D638\u003c\/td\u003e\n\u003ctd\u003e23 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWork of fracture\u003c\/td\u003e\n\u003ctd\u003eISO 20795-1\u003c\/td\u003e\n\u003ctd\u003e5,400 J\/m²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile modulus\u003c\/td\u003e\n\u003ctd\u003eASTM D638\u003c\/td\u003e\n\u003ctd\u003e2,290 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexural modulus\u003c\/td\u003e\n\u003ctd\u003eASTM D790\u003c\/td\u003e\n\u003ctd\u003e2,300 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile strength\u003c\/td\u003e\n\u003ctd\u003eASTM D638\u003c\/td\u003e\n\u003ctd\u003e69 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexural strength\u003c\/td\u003e\n\u003ctd\u003eASTM D790\u003c\/td\u003e\n\u003ctd\u003e109 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat deflection temperature (0.455 MPa)\u003c\/td\u003e\n\u003ctd\u003eASTM D648\u003c\/td\u003e\n\u003ctd\u003e60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardness\u003c\/td\u003e\n\u003ctd\u003eASTM D2240\u003c\/td\u003e\n\u003ctd\u003e84 Shore D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater absorption\u003c\/td\u003e\n\u003ctd\u003eASTM D570\u003c\/td\u003e\n\u003ctd\u003e1.9 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eViscosity\u003c\/td\u003e\n\u003ctd\u003eASTM D4212\u003c\/td\u003e\n\u003ctd\u003e3,400 mPa·s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUV ageing\u003c\/td\u003e\n\u003ctd\u003eASTM G154\u003c\/td\u003e\n\u003ctd\u003e200 h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDamp heat test\u003c\/td\u003e\n\u003ctd\u003eIEC 60068-2-78\u003c\/td\u003e\n\u003ctd\u003ePassed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 385 nm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAgeing:\u003c\/strong\u003e HeyGears equates the 200 h of UV exposure to around 3 years indoors, with less than 30 % loss of properties, no noticeable colour change and a deviation of ±0.1 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlash point:\u003c\/strong\u003e 116 °C (safety data sheet).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDensity:\u003c\/strong\u003e 1.0-1.5 g\/cm³ at 25 °C (safety data sheet).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse and post-processing\u003c\/h3\u003e\n\u003cp\u003eExposure and curing parameters are included in the HeyGears Blueprint process packages, not in the technical data sheet. With the PRM fitted, you select PAU20 in Blueprint and the Reflex applies the profile.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThick resin:\u003c\/strong\u003e 3,400 mPa·s, well above a standard resin. Shake it thoroughly and work with it warm. On the Reflex 2, HeyGears tested its heated scraper with PAU20 at 50 μm: heating it from 25 to 35 °C cut dripping time by more than 24 % on parts with a cross-section over 40 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWashing:\u003c\/strong\u003e with the solvent specified in the process package. As it's thick, pay extra attention to cavities and holes. Supplies in \u003ca href=\"https:\/\/mrresin.es\/en\/collections\/alcohol-and-post-processing\"\u003ealcohol and post-processing\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost-curing:\u003c\/strong\u003e the HeyGears \u003ca href=\"https:\/\/mrresin.es\/en\/products\/heygears-ultracraft-cure-estacion-de-curado\"\u003eUltraCraft Cure\u003c\/a\u003e or a \u003ca href=\"https:\/\/mrresin.es\/en\/collections\/wash-cure-machines\"\u003ewash and cure\u003c\/a\u003e station.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e take advantage of the ±0.04 mm tolerance for fits, but remember the PRM rule: walls thicker than 3 mm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSafety and handling\u003c\/h3\u003e\n\u003cp\u003eThe HeyGears safety data sheet (SDS) classifies it with the signal word \"Warning\" and the following hazard statements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eH302: harmful if swallowed.\u003c\/li\u003e\n\u003cli\u003eH315: causes skin irritation.\u003c\/li\u003e\n\u003cli\u003eH317: may cause an allergic skin reaction.\u003c\/li\u003e\n\u003cli\u003eH319: causes serious eye irritation.\u003c\/li\u003e\n\u003cli\u003eH335: may cause respiratory irritation.\u003c\/li\u003e\n\u003cli\u003eH373: may cause damage to organs through prolonged or repeated exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUse nitrile gloves, safety glasses and ventilation. If it gets on your skin, wash with soap and water. Keep the bottle closed in a cool, dry, ventilated place, away from heat. Never pour liquid resin down the drain: cure it and dispose of it according to local regulations.\u003c\/p\u003e\n\n\u003ch3\u003eWhich one should you choose?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePAU20\u003c\/strong\u003e: tooling and load-bearing structural parts. Requires PRM.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/mrresin.es\/en\/products\/resina-heygears-ultraprint-pawr10-resistente-al-desgaste-1kg\"\u003ePAWR10\u003c\/a\u003e: more impact-resistant (64 J\/m) with a 2H surface, but less rigid (34 MPa tensile). Doesn't need the PRM and also works on the RS.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/mrresin.es\/en\/products\/resina-heygears-ultraprint-pau11-tipo-abs-1kg\"\u003ePAU11\u003c\/a\u003e: ABS-like, for functional parts without the PRM.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/mrresin.es\/en\/products\/resina-heygears-ultraprint-pah270-alta-temperatura-1kg\"\u003ePAH270\u003c\/a\u003e: the high-temperature resin in the range, if the part will be exposed to heat (PAU20 tops out at 60 °C).\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/mrresin.es\/en\/products\/resina-heygears-ultraprint-pae10-elastica-1kg\"\u003ePAE10\u003c\/a\u003e: the other Tooling resin, soft and elastic, silicone-like.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMore technical resins in \u003ca href=\"https:\/\/mrresin.es\/en\/collections\/engineering-3d-resins\"\u003eengineering resins\u003c\/a\u003e and for heat in \u003ca href=\"https:\/\/mrresin.es\/en\/collections\/high-temp-resistant-3d-resins\"\u003ehigh-temperature resistant resins\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWho it's not for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAnyone without the Pulsing Release Module.\u003c\/li\u003e\n\u003cli\u003eThe Reflex RS and RS Turbo, or printers from other brands.\u003c\/li\u003e\n\u003cli\u003eParts that operate above 60 °C.\u003c\/li\u003e\n\u003cli\u003eThin-walled parts (3 mm or less).\u003c\/li\u003e\n\u003cli\u003eMiniatures and detailed parts: that's what PAP10 is for.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003ch4\u003eCan I print PAU20 without the Pulsing Release Module?\u003c\/h4\u003e\n\u003cp\u003eNo. HeyGears includes it in the list of resins that must use the PRM. On the Reflex and Reflex Turbo, use the Reflex PRM kit; on the Reflex 2 and 2 Pro, the PRM 2 with its Pulsing Release tank.\u003c\/p\u003e\n\u003ch4\u003eDoes it work on the Reflex RS or RS Turbo?\u003c\/h4\u003e\n\u003cp\u003eNo. HeyGears only lists it as compatible with the Reflex, Reflex Turbo, Reflex 2 and Reflex 2 Pro, all of which are 385 nm.\u003c\/p\u003e\n\u003ch4\u003eWhat about Elegoo, Anycubic or Phrozen printers?\u003c\/h4\u003e\n\u003cp\u003eNo. It's a 385 nm resin with locked parameters in HeyGears Blueprint. We don't sell it for generic 405 nm LCD printers.\u003c\/p\u003e\n\u003ch4\u003eIs it real polycarbonate?\u003c\/h4\u003e\n\u003cp\u003eNo. It's a photopolymer resin that HeyGears describes as polycarbonate-like because of its combination of strength and toughness. It doesn't have the heat resistance of polycarbonate: its heat deflection temperature is 60 °C.\u003c\/p\u003e\n\u003ch4\u003eHow accurate is it?\u003c\/h4\u003e\n\u003cp\u003eHeyGears specifies a printing tolerance of ±0.04 mm.\u003c\/p\u003e\n\u003ch4\u003eWhy is it so thick?\u003c\/h4\u003e\n\u003cp\u003eIts viscosity is 3,400 mPa·s according to the TDS. Warming it helps: on the Reflex 2, the heated scraper reduces dripping time.\u003c\/p\u003e\n\u003ch4\u003eWhere can I find the exposure and curing times?\u003c\/h4\u003e\n\u003cp\u003eIn the PAU20 process package in HeyGears Blueprint. HeyGears doesn't publish them in the technical data sheet.\u003c\/p\u003e","brand":"HeyGears","offers":[{"title":"Default Title","offer_id":55384205558097,"sku":"DIST-6971437941775","price":116.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0852\/0414\/0369\/files\/resina-heygears-ultraprint-pau20-utillaje-negra-1kg.jpg?v=1792509589","url":"https:\/\/mrresin.es\/en\/products\/resina-heygears-ultraprint-pau20-utillaje-1kg","provider":"Mr Resin","version":"1.0","type":"link"}