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Materials, Composite Tooling, Engineering, FGF 3D Printing Materials, Jigs&Fixtures, LFAM 3D Printing Materials, Manufacturing, Plastic Pellets 3D Printing Materials · FFF, LFAM

Caracol TPE Pellets – Flexible Feedstock for Large-Format 3D Printing

Flexible TPE pellets qualified for large-format additive manufacturing (LFAM) — rubber-like elasticity and a range of Shore-hardness grades for big seals, gaskets, and grips at pellet cost.

  • ✓ Rubber-like flexibility with vibration and impact damping — soft to semi-rigid grades
  • ✓ Ships dry with a lot datasheet + drying, flow, and retraction parameters
  • ✓ Lead time: 1–2 business days from L.A. stock — volume & PO on request
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
Flexible rubber-like elasticity
1–2 days from L.A. stock
Shore range 40A–90A grades
Lot datasheet in every order
What your process engineer actually checks

What your process engineer actually checks

Rubber-like flexibility you can print big

TPE stretches, compresses, and rebounds like rubber, damps vibration and impact, and comes in a range of Shore-hardness grades so you can tune the exact feel for seals, gaskets, grips, and bumpers. Printing flexible material well takes tuned flow and retraction — which ship with every lot alongside the drying schedule, so large soft parts come out clean instead of stringing.

A materials engineer on the line

Questions on drying schedules, warpage, recyclate ratios, or glass-fiber content? A materials engineer answers directly — not a contact-form bot. Most replies in under 4 hours, NDA standard.

Flexible
Feel
~40A–90A
Hardness
200–230 °C
Extrusion temp
300–700%
Elongation
About this product

Caracol TPE is a thermoplastic elastomer pellet feedstock qualified for Caracol large-format additive manufacturing (LFAM) extruders. It is the flexible member of the pellet family — rubber-like elasticity, high elongation, and vibration and impact damping — for large seals, gaskets, grips, bumpers, and soft-touch parts. Available across a range of Shore hardness grades, TPE ships dry with recommended drying and extrusion parameters for clean flexible prints.

Why engineers choose Caracol TPE

Four things production teams verify before running TPE on a large-format system.

Rubber-like flexibility

TPE stretches, compresses, and rebounds like rubber, so seals, gaskets, and grips flex and seal instead of cracking.

Vibration & impact damping

A soft, resilient structure absorbs shock and damps vibration — a fit for bumpers, mounts, and protective surfaces.

Shore hardness range

Grades from soft to semi-rigid let you tune the exact feel and compression for grips, seals, and soft-touch parts.

Large flexible parts

LFAM makes big seals, gaskets, and soft tooling practical to print instead of molding — fast, and without tooling cost.

How Additive Plus delivers it

Every order ships production-ready — qualified feedstock, parameters, and a datasheet.

Step 01
Source & qualify

Thermoplastic elastomer (TPE) sourced and qualified against Caracol's extrusion testing so the pellet runs on LFAM systems without a re-development cycle.

Step 02
Dry & screen

TPE absorbs moisture and must run dry to avoid bubbling. We ship it dry and specify a re-dry schedule, plus tuned flow and retraction so flexible parts print clean.

Step 03
Verify & document

Each lot ships with a datasheet and recommended drying and extrusion parameters, so you reorder the same behavior — not a new qualification.

Material overview

TPE (thermoplastic elastomer) combines the elasticity of rubber with the processability of a thermoplastic: it stretches, compresses, and rebounds, damps vibration and impact, and comes in a range of Shore hardness grades from soft to semi-rigid. On a large-format extruder it produces big flexible parts — seals, gaskets, grips, bumpers, and soft-touch surfaces — that would be slow or costly to mold. Printing flexible material well takes tuned flow and retraction, which the shipped parameters cover.

Caracol TPE pellets – 3D printed architectural installation (LFAM)
Caracol TPE — large-format 3D-printed architectural installation, Biennale Architettura 2025 (Kengo Kuma).

Technical specifications

Representative TPE properties; values vary widely by Shore-hardness grade. Lot-specific values are on the datasheet shipped with every order. Confirm exact figures with a materials engineer for design-critical work.

Property Typical value
Polymer Thermoplastic elastomer (TPE)
Form Pellets (granulate) for LFAM/FGF extruders
Hardness Shore ~40A–90A (grade-dependent)
Density ~1.10–1.20 g/cm³ (grade-dependent)
Tensile strength 5–25 MPa (grade-dependent)
Elongation at break 300–700%
Extrusion temperature 200–230 °C
Recommended drying 60–70 °C for 2–3 h before printing
Reinforcement Shore-hardness grades on request

Typical applications

Where large-format TPE earns its place.

Seals & gaskets
Large custom seals printed instead of molded
Grips & soft-touch
Ergonomic and soft-touch surfaces
Bumpers & damping
Vibration mounts and impact-absorbing parts
Flexible fixtures
Soft jaws, pads, and conformable tooling
Automotive trim
Flexible trim and sealing components
Overmold-style parts
Soft zones on otherwise rigid assemblies

Not sure TPE is the right pellet?

Same large-format pellet family — pick the property that matters most.

Tell us the Shore hardness you need, the part size, and how it seals or flexes — a materials engineer will confirm the right TPE grade and send the drying, flow, and retraction parameters that print flexible material clean. Most replies in under 4 hours, NDA standard.

Why source TPE through Additive Plus

  • Qualified feedstock, not a generic bag of pellets — sourced and qualified against Caracol LFAM extrusion, shipped dry with a datasheet and flexible-print parameters.
  • Shore-hardness grades on request — soft to semi-rigid TPE tuned to your seal, grip, or damping requirement.
  • Flexible printing, documented — tuned flow and retraction shipped with every lot so soft parts print clean instead of stringing.
  • A materials engineer on the line — hardness selection, sealing, drying, and flexible-print questions answered directly. Under 4h reply, NDA standard.
Brand Caracol
Technology FFF, LFAM
Printing Materials Plastic Pellets
Material TPE
Reinforcement Unfilled
Application Composite Tooling, Engineering, Jigs & Fixtures, Manufacturing

Product videos

Need a custom grade or color?

We qualify specific Shore-hardness, recycled-content, and color-matched TPE pellets against your LFAM extruder before you commit — 2–4 week custom batches.

Common questions

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

Is Caracol TPE a filament or a pellet material?
Caracol TPE is a pellet (granulate) feedstock for large-format additive manufacturing (LFAM/FGF) extruders, not a filament. Pellets are the same feedstock form used in injection molding, so material cost per kilogram is far lower than spooled flexible filament — and pellet extrusion handles soft material more reliably at size. Each order of Caracol TPE ships dry with a lot datasheet and recommended drying, flow, and retraction parameters.
What Shore hardness grades are available?
Caracol TPE is available across a range of Shore hardness grades, roughly Shore 40A (soft and rubbery) to 90A (semi-rigid), so you can match the feel and compression your part needs — softer for seals and grips, firmer for structural-but-flexible components. Tell a materials engineer how the part seals, flexes, or damps and we will recommend and qualify the right grade before you commit.
What is large-format TPE best used for?
TPE is the flexible pellet: large seals and gaskets printed instead of molded, ergonomic grips and soft-touch surfaces, bumpers and vibration mounts, soft jaws and conformable fixtures, and flexible trim. LFAM makes big flexible parts practical without tooling cost or lead time. For rigid chemical-resistant parts choose PP or HDPE instead; a materials engineer can confirm whether flexible TPE is the right call.
Does Caracol TPE need drying before printing?
Yes. TPE absorbs moisture and must run dry, or it bubbles and strings — especially problematic on soft grades. Caracol TPE ships dry, and we recommend re-drying at about 60–70 °C for 2–3 hours before printing if the pellets have been exposed. The exact schedule ships on each lot datasheet, along with the flow and retraction settings that keep flexible prints clean.
Is flexible material harder to print at large format?
Flexible material takes tuned flow and retraction to avoid stringing and oozing, but pellet extruders handle TPE more reliably than filament systems because there is no soft filament to buckle in the drive. Caracol TPE ships with the drying, flow, and retraction parameters that make big soft parts print clean, and a materials engineer can adapt them to your extruder and nozzle size.
Which systems is Caracol TPE qualified for?
Caracol TPE is sourced and qualified for Caracol large-format additive manufacturing extruders, so it runs without a fresh process-development cycle. If you run a different pellet extrusion system, contact a materials engineer — we will confirm compatibility and share a suitable starting parameter set, including flexible-material flow and retraction, for your machine and nozzle size.
Can I order a sample before committing to a full order?
Yes. We can supply a sample of Caracol TPE in your target Shore hardness, or run a paid benchmark part, before you commit to a production quantity — paired with a capability call with a materials engineer to confirm the grade, sealing or damping behavior, and flexible-print parameters. Ordering in bulk or need an official PO? We handle volume pricing and purchase orders directly.

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