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Materials, DLP 3D Printing Materials, Engineering, Manufacturing, Resin 3D Printing Materials · LSPc

Nexa3D xMODEL35-Black Resin – Rigid High-Temp Photopolymer for XiP | 1.5 kg

Rigid. Heat-resistant. Stiff under load. Genuine Nexa3D xMODEL35-Black LSPc photopolymer in a 1.5 kg cartridge for XiP and XiP Pro — 1765 MPa Young's modulus, 2300 MPa flexural modulus, 87 °C HDT at 1.82 MPa, 83 D Shore hardness and UL94 HB at 1.5 mm. For functional models, jigs and light end-use parts that have to hold shape when things get warm.
Prices follow supplier cost and stock availability and are updated regularly. The price you see is today's price — once you order, it's held for 7 days.
NDA standard Ships in 1–2 business days
87 °C HDT @1.82 MPa
2300 MPa Flexural modulus
<24h Engineer reply
2 days US dispatch
What your process engineer actually checks

What your process engineer actually checks

Numbers you can design to

Every value on this card comes from the official Nexa3D xMODEL35 technical data sheet with the ASTM method named next to it — 87 °C HDT at 1.82 MPa, 2300 MPa flexural modulus, 83 D Shore hardness. No rounded-up figures, and legacy numbers from older sheets are not reused.

A materials engineer on the line

Questions on cure settings, finishing or switching from another resin? Our engineers run Nexa3D LSPc resins in-house. Sub-4h reply, NDA standard.

405 nm LSPc
Technology
53 MPa
Tensile strength
83 D
Shore hardness
87 °C
HDT @1.82 MPa
About this product

Nexa3D xMODEL35-Black is a rigid, high-performance LSPc photopolymer that combines strength, stiffness and temperature resistance in a single 1.5 kg cartridge for XiP and XiP Pro. With 87 °C HDT at 1.82 MPa and a 2300 MPa flexural modulus, it is the grade to reach for when a printed model, jig or light end-use part has to hold its shape under load and warmth.

Nexa3D xMODEL35 Black 1.5 kg cartridge – LSPc rigid photopolymer resin for XiP 3D printing
Nexa3D xMODEL35-Black, 1.5 kg cartridge for XiP and XiP Pro.

Why engineers choose xMODEL35

Published ASTM data from the Nexa3D technical data sheet — not marketing estimates.

87 °C HDT at 1.82 MPa

Parts stay dimensionally honest in warm fixtures, under lamps and through heated finishing steps that soften general-purpose model resins.

2300 MPa flexural modulus

Stiff enough for snap-fit housings and locating jigs, with 108 MPa flexural stress and 53 MPa ultimate tensile strength.

21 / 112 J/m IZOD impact

Notched and unnotched values per ASTM D256, with 9% elongation at break — rigid, but not glassy in normal handling.

630 cP at 30 °C

Low viscosity recoats and drains quickly in LSPc printing, and UL94 HB at 1.5 mm is documented for enclosure work.

How we supply xMODEL35

From Nexa3D formulation to a cured part on your bench.

Step 01
Formulated & tested

Nexa3D formulates xMODEL35 for 405 nm LSPc and publishes ASTM D638, D790, D256 and D648 data, so you design to measured numbers.

Step 02
Stocked & lot-matched

We hold xMODEL35-Black 1.5 kg cartridges in US stock, sealed and batch-traceable, and dispatch in 2 business days.

Step 03
Print, wash & cure

Load the cartridge in XiP or XiP Pro, wash in xClean then IPA, dry, and post-cure to reach the published properties.

Physical and mechanical properties

Property Method Value
Young’s modulus ASTM D638 1765 MPa
Ultimate tensile strength ASTM D638 53 MPa
Elongation at break ASTM D638 9%
Viscosity, 25 °C ASTM D7867 950 cP
Viscosity, 30 °C ASTM D7867 630 cP
Flexural modulus ASTM D790 2300 MPa
Flexural stress ASTM D790 108 MPa
IZOD impact (notched / unnotched) ASTM D256 21 / 112 J/m
HDT @ 0.45 MPa ASTM D648 64 °C
HDT @ 1.82 MPa ASTM D648 87 °C
Glass transition (DMA tan δ) ASTM D4065 112 °C
Shore hardness ASTM D2240 83 D
Water absorption (24 h) ASTM D570 0.42%
Flammability UL94 HB (1.5 mm)
Liquid density ASTM D4052 1.11 g/cm³

Printed properties depend on part geometry, orientation and post-cure. Values are typical, not a specification.

Typical applications

Where the stiffness and heat numbers actually earn their keep.

Functional models
Form-and-fit parts tested under load
Jigs and fixtures
Locating aids that stay rigid in use
Enclosures and housings
Snap-fit walls, UL94 HB at 1.5 mm
Light end-use parts
Low-volume brackets and covers
Design verification
Tolerance and clearance checks
Warm-environment tooling
Rated to 87 °C HDT at 1.82 MPa

Compatible printers & post-processing

This 1.5 kg cartridge of xMODEL35-Black is made for the Nexa3D XiP and XiP Pro desktop LSPc printers. The same resin is also sold as a 5 kg bottle, which additionally feeds the NXE 400 and NXE 400 Pro. After printing, wash parts in xClean for no more than 2 minutes, follow with an IPA rinse of no more than 5 minutes, then dry fully before curing. Post-cure for 2 × 30 minutes in the XiP Cure unit, or a single 60-minute cycle in xCURE. The values in the table are measured on fully cured specimens, so a shortened cure will leave parts softer and lower in HDT than the data sheet suggests.

Tell us your printer, target detail and finishing route — we will confirm whether xMODEL35 is the right stiffness and temperature class for the job, or point you to a better fit in the Nexa3D LSPc range. You get a materials engineer who runs these resins in-house, not a sales script. Sub-4h reply, NDA standard.

Why source xMODEL35 through Additive Plus

  • Genuine Nexa3D xMODEL35-Black — lot-matched, US stock, ships in 2 business days
  • Validated LSPc exposure and cure profiles for XiP and XiP Pro
  • Materials engineers who run these resins in-house — sub-4h reply, NDA standard
  • Volume pricing and official purchase orders supported for production accounts

Downloads

Brand Nexa3D
Available colors Black
Weight 1.5 kg
Country of origin USA
Printing Materials Resins
Technology LSPc
Package 1.5 kg cartridge
Material form Liquid photopolymer resin
Printer XiP, XiP Pro
Tensile Strength 53 MPa
Tensile Modulus (MPa) 1765 MPa
Elongation at Break (%) 9%
Shore Hardness (3s) 83 D
[email protected] MPA (°C) 64 °C
Water Absorption (24hr) % 0.42%
Flexural Modulus (MPa) 2300 MPa
Flexural Strength (MPA) 108 MPa
IZOD Impact (Notched, J/m) 21 J/m
Resin Type General, High-temp, Rigid
Application Engineering, Manufacturing

Product videos

Need a color or volume we don't list?

We stock the full Nexa3D LSPc resin line and support official purchase orders and volume pricing. Tell us your printer and monthly volume and we'll match the right resin and quantity.

Common questions

Don't see yours? Email [email protected] — NDA standard, typical reply within 4 hours.

Which Nexa3D printers run xMODEL35-Black 1.5 kg?
This 1.5 kg cartridge of xMODEL35-Black is made for the Nexa3D XiP and XiP Pro desktop LSPc printers, which take cartridge-format resin. The same xMODEL35 formulation is also supplied as a 5 kg bottle, and that format additionally runs on the larger NXE 400 and NXE 400 Pro machines. Always use the validated Nexa3D exposure profile for xMODEL35 on your specific printer rather than copying settings from another resin — LSPc exposure is resin-specific, and a borrowed profile is the most common cause of soft or dimensionally off parts. Send us your printer model and firmware version and we will confirm the right profile before you order.
What colors and package sizes does xMODEL35 come in?
xMODEL35 is a dyed black resin, and that is the grade on this page — a 1.5 kg cartridge for XiP and XiP Pro. The same black formulation is also available as a 5 kg bottle for higher-volume shops and for NXE 400 and NXE 400 Pro printers. Black is the practical choice for xMODEL35 because it gives crisp edge definition on functional models and hides layer artefacts on jigs and fixtures. If you need a different color or a non-dyed grade in the Nexa3D LSPc line, tell us the application and monthly volume and we will match you to the right product and package size.
How do I wash and post-cure xMODEL35 parts?
Wash printed xMODEL35 parts in xClean for no more than 2 minutes, then rinse in IPA for no more than 5 minutes, and dry them fully before curing. Over-washing softens fine features and can leave a tacky surface. Post-cure for two 30-minute cycles in the XiP Cure unit, or one 60-minute cycle in xCURE. The published xMODEL35 properties — 87 °C HDT at 1.82 MPa, 2300 MPa flexural modulus, 83 D Shore hardness — are measured on fully cured specimens, so a shortened cure leaves parts noticeably softer and lower in heat resistance. Our engineers can review your wash and cure line if results start to drift.
What is xMODEL35 best used for?
xMODEL35 is the step up from a general-purpose model resin when a XiP part has to hold its shape under load and warmth. With 2300 MPa flexural modulus, 108 MPa flexural stress and 87 °C HDT at 1.82 MPa, it suits functional models, assembly jigs and fixtures, snap-fit enclosures, design-verification parts and low-volume end-use components; UL94 HB at 1.5 mm is documented for enclosure work. xMODEL35 is rigid rather than tough — elongation at break is 9% — so for parts that must flex repeatedly or absorb impact, ask us about a tougher grade in the Nexa3D LSPc range before you order.
How should xMODEL35 cartridges be stored?
Store xMODEL35 cartridges sealed, upright and away from direct sunlight or any other UV source, at normal indoor room temperature. Photopolymers cure on light exposure, so an opened cartridge left in a bright room will thicken and eventually become unusable. Keep cartridges away from heat sources and follow the handling and disposal guidance in the xMODEL35 safety data sheet linked on this page. Viscosity is 950 cP at 25 °C and 630 cP at 30 °C, so a cold room makes the resin noticeably thicker — let cartridges reach room temperature before printing. We ship every cartridge sealed and lot-traceable so you can match batches across a project.
Is xMODEL35-Black biocompatible or certified for medical use?
No. The ISO 10993-5 and ISO 10993-10 pass reported for xMODEL35 applies to the non-dyed grade only, and this product is the dyed Black version, so we do not claim biocompatibility for it and it should not be used for skin- or tissue-contact applications. What is documented for xMODEL35-Black is a UL94 HB flammability rating at 1.5 mm. If you need a resin with biocompatibility documentation for a medical or dental workflow, look at Nexa3D xMED412 instead, and talk to us about the exact contact category and duration you need to satisfy before you specify a material.
Can I test xMODEL35 before committing to volume?
Yes. Request the Nexa3D LSPc resin sample kit and print xMODEL35 on your own XiP or XiP Pro before you commit to a standing order. That is the honest way to check edge definition, fit tolerance and how the material behaves through your own wash and cure line on your real geometry, rather than on a data sheet coupon. If the parts pass, we support volume pricing and official purchase orders for production accounts, and we can schedule repeat shipments so you are not chasing stock mid-project. Tell us your monthly print volume and we will quote the cartridge or bottle format that fits.

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