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

Nexa3D xFLEX475-White resin 5kg

Currently not in stock. Leave a request and we will confirm availability, price and lead time.

Medium-soft, single-component LSPc elastomer manufactured with Henkel LOCTITE — cures rubber-like for seals, grips, lattices and rubber-like production parts on Nexa3D printers.

  • ✔ 55 Shore A with 159% elongation at break and 11.7 kN/m tear strength
  • ✔ 5 kg bottle for NXE 400 / 400Pro and XiP — validated LSPc print profile included
  • ✔ Water post-cure workflow, solvent-resistant, available on request (not in stock)

$1,335

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 Not in stock — available on request
60+ AM teams supplied
Batch-to-batch consistent viscosity & cure
Profiles + datasheet in every order
On request not in stock — ask us
What your process engineer actually checks

What your process engineer actually checks

The firmer, tougher grade of the pair

xFLEX475-White measures 55 Shore A with 159% elongation at break and 11.7 kN/m tear strength — firmer and markedly more tear-resistant than the 44 Shore A Black grade at 7.3 kN/m. Choose White when a sealing face, lattice or load-bearing grip has to hold its geometry rather than simply cushion.

A materials engineer on the line

Questions on resin compatibility, wash media or post-cure settings? Our engineers have run these materials on Nexa3D LSPc printers. Sub-4h reply, NDA standard. Use the Talk to materials engineer button above.

55 Shore A
Hardness
159%
Elongation at break
11.7 kN/m
Tear strength
3.8 MPa
Tensile strength
About this product

Nexa3D xFLEX475-White is a single-component, low-viscosity LSPc photopolymer manufactured with Henkel LOCTITE that cures to a rubber-like elastomer at 55 Shore A, with 159% elongation at break and 11.7 kN/m tear strength. It is the firmer, tougher grade of the xFLEX475 pair — built for seals, grips, lattices and rubber-like production parts on Nexa3D LSPc printers. Supplied here in the 5 kg bottle for NXE 400 / 400Pro and XiP production runs.

Nexa3D xFLEX475-White resin 5kg — flexible elastomeric LSPc photopolymer
Nexa3D xFLEX475-White, 5 kg — medium-soft elastomeric resin for NXE 400/400Pro and XiP.

Why engineers choose xFLEX475-White

Measured ASTM values from the Nexa3D technical data sheet — not the marketing range.

55 Shore A — the firmer grade

Medium-soft durometer that holds a sealing face or a moulded grip profile under load, where the 44 Shore A Black grade would deflect.

159% elongation at break

Ultimate tensile strength of 3.8 MPa on a 4.6 MPa modulus — parts stretch past two and a half times their length before failing, then return.

11.7 kN/m tear strength

ASTM D624 tear resistance well above the Black grade’s 7.3 kN/m, so thin webs, lattice struts and notched corners resist splitting.

Low-viscosity single component

Pours and self-levels at room temperature with no mixing or heating, and the cured elastomer resists most solvents.

How xFLEX475-White is processed

The elastomer workflow differs from rigid resins on two points — the IPA limit and the water post-cure.

Step 01
Print at room temperature

Shake the bottle, pour slowly into the vat and wait for a bubble-free surface before starting. No heating or mixing — the resin is single-component and low-viscosity.

Step 02
Wash: xClean, then a short IPA rinse

Wash in xClean first, then follow with IPA. Do not submerge the part in IPA for more than 5 minutes — longer soaks swell the elastomer and distort thin features.

Step 03
Post-cure submerged in water

Apply a mould release and cure the part submerged in a transparent water container: 2 × 30 min in XiP Cure, 1 × 60 min in xCure, or 2 × 10 min at 100% in xCure Desktop.

Typical applications

Where a 55 Shore A elastomer with 159% elongation earns its place.

Seals & gaskets
Sealing faces that compress and recover
Handles & grips
Soft-touch surfaces that hold profile
Pipes & manifolds
Flexible ducting and fluid routing
Footwear & sportswear
Midsoles and cushioning geometry
Lattice structures
Tuned-stiffness cellular geometry
Rubber-like production parts
Elastomeric functional prototypes

Physical & mechanical properties

Typical values from the Nexa3D xFLEX475-White technical data sheet. Post-processed properties are process-dependent.

Property Method Value
Tensile modulus ASTM D638 4.6 MPa
Ultimate tensile strength at break ASTM D638 / D412 3.8 MPa
Elongation at break ASTM D638 / D412 159%
Shore hardness (A) ASTM D2240 55 Shore A
Energy return (rebound resilience) ASTM D2632 39%
Tear strength ASTM D624 11.7 kN/m

Compatible printers & workflow

  • Runs on Nexa3D LSPc resin systems — XiP and XiP Pro desktop printers, NXE 400 and NXE 400Pro production printers.
  • Process at room temperature: shake, pour slowly, wait for a bubble-free vat surface before printing.
  • Wash in xClean followed by IPA — do not submerge a part in IPA for more than 5 minutes.
  • Post-cure submerged in water with a mould release applied: 2 × 30 min in XiP Cure, 1 × 60 min in xCure, or 2 × 10 min at 100% in xCure Desktop. Wash and cure hardware sold separately.
  • Offered in White (55 Shore A) and Black (44 Shore A), in 1.5 kg and 5 kg formats.
Tell us your part, printer and target durometer — a materials engineer will confirm whether xFLEX475-White or the softer Black grade is the right match, and share the validated print, wash and water post-cure profile. Sub-4h reply, NDA standard.

Downloads

Nexa3D xFLEX475 — Technical Data Sheet (PDF)
Nexa3D xFLEX475 — Safety Data Sheet (PDF)
Nexa3D xFLEX475 — Application Notes

Why source xFLEX475-White through Additive Plus

  • Nexa3D LSPc resins supported in the US by Additive Plus.
  • Validated LSPc print profiles, wash media and water post-cure settings ship with every bottle.
  • Volume pricing and official purchase orders handled by our materials desk.
  • Under-24h response, available on request (not in stock).
Brand Nexa3D
Available colors White
Weight 5 kg
Country of origin USA
Printing Materials Resins
Platform NX, XiP
Technology LSPc
Resin Type Flexible
Application Engineering, Manufacturing

Product videos

Don't see your resin?

We formulate and qualify. Custom variants on request.

Need a tuned resin, a filled or castable formulation, or a profile for a printer we don't list yet? Our materials team qualifies custom formulations and prints test specimens before you commit. Typical lead 2–4 weeks.

Common questions

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

What is Nexa3D xFLEX475-White and how soft is it?
xFLEX475-White is a single-component, low-viscosity LSPc photopolymer manufactured with Henkel LOCTITE that cures into a rubber-like elastomer. On the technical data sheet it measures 55 Shore A hardness, 159% elongation at break, 3.8 MPa ultimate tensile strength and a 4.6 MPa tensile modulus. That puts xFLEX475-White in medium-soft territory — firm enough to hold a sealing face or a moulded grip profile, soft enough to stretch, compress and snap back without permanent set. Tear strength is 11.7 kN/m and energy return is 39%, so parts printed in xFLEX475-White survive repeated flexing and handling instead of splitting at a notch.
What is the difference between xFLEX475-White and xFLEX475-Black?
Same material family, two durometers. xFLEX475-White is the firmer, tougher grade: 55 Shore A, 11.7 kN/m tear strength and 39% energy return. The Black grade is softer at 44 Shore A, with 7.3 kN/m tear strength and 47% energy return. Pick xFLEX475-White when the part has to hold its shape under load — gaskets, sealing lips, lattice structures, midsole cores — or when tear resistance around thin webs and notches matters more than bounce. Pick Black when you want maximum softness and rebound, for example a soft-touch overgrip or a cushioning pad. Both run the same LSPc printers and the same water post-cure workflow.
Which printers run xFLEX475-White?
xFLEX475-White is formulated for the Nexa3D LSPc platform: the XiP and XiP Pro desktop systems and the NXE 400 and NXE 400Pro production printers. It is a single-component, low-viscosity liquid, so it pours and self-levels in the vat with no mixing and no heating — process it at room temperature. Shake the bottle before use, pour slowly, and wait until the vat surface is free of bubbles before starting the job. Post-processing needs a wash station and a UV cure unit: XiP Cure, xCure and xCure Desktop all have published cure profiles for xFLEX475-White. Wash and cure hardware is sold separately.
What elastomer properties does a printed xFLEX475-White part have?
On the ASTM values in the data sheet, xFLEX475-White prints at 55 Shore A with 159% elongation at break, 3.8 MPa ultimate tensile strength, 4.6 MPa tensile modulus, 11.7 kN/m tear strength to ASTM D624 and 39% energy return to ASTM D2632. In practice that means a part which stretches to more than two and a half times its length before failing, springs back rather than staying deformed, and resists tearing from a nick or a sharp internal corner. xFLEX475-White also resists most solvents, which is why it suits seals, gaskets, manifold sleeves and grips that meet cleaning agents or shop fluids.
How do you post-cure xFLEX475-White?
xFLEX475-White is post-cured submerged in water, which is the main way its workflow differs from a rigid resin. Apply a mould release to the part, place it in a transparent water container, and cure it under water — the water blocks oxygen inhibition so the elastomer surface cures fully instead of staying tacky. The published cure profiles for xFLEX475-White are 2 × 30 minutes in XiP Cure, 1 × 60 minutes in xCure, or 2 × 10 minutes at 100% intensity in xCure Desktop. Wash first in xClean, follow with a short IPA rinse, and dry the part before curing.
Why must xFLEX475-White parts not soak in IPA?
IPA swells the cured elastomer. The Nexa3D application notes are explicit: wash xFLEX475-White in xClean first, follow with IPA, and do not submerge a part in IPA for more than five minutes. Longer soaks leave the part swollen, soft and dimensionally off — thin sealing lips and lattice struts distort first. Keep the IPA step to a short rinse that clears the xClean residue, then dry and post-cure in water. If a batch of xFLEX475-White parts comes out tacky, the fix is cure time and the water bath, not a longer solvent soak.
Can I order a sample or buy xFLEX475-White in volume?
xFLEX475-White is available on request in both formats — a 1.5 kg format for XiP and XiP Pro, and this 5 kg bottle for NXE 400 / 400Pro production runs — and available on request (not in stock). If you are still qualifying the material, tell us the part, the printer and the target durometer, and our materials desk will confirm whether xFLEX475-White or the softer Black grade is the right starting point before you commit to a full bottle. Orders of 10 L or more and official purchase orders are handled directly by the materials desk with volume pricing.

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