Ultem 9085 PEI 3D Printing Filament

PlastockSKU: RF13D.175.1000.NAT

Diameter (mm): 1.75
Weight (g): 1000
Colour: Natural
Sale price£213.79

All prices Ex VAT. Shipping calculated at checkout

Tolerance +/- 0.05 mm
Estimated Delivery 1-5 Working Days


ULTEM™ 9085 FILAMENT (PEI) is a high performance polyetherimide blend product manufactured from ULTEM™ 9085 resin. It has an excellent combination of high mechanical strength, dimensional stability and heat resistance. It is also Inherently flame retardant and is classified UL94-V0

Raw Material Approvals

  • Aerospace FAR25.853 and OSU55/55
  • Rail EN45545 R6-HL3

Our filaments are produced from high-quality raw materials with close tolerances (+/- 0,05 mm) allowing precise and failure-free 3D printing. They are low emission, odour free, shrinkage-free and have good layer adhesion. They are compatible with all standard 3D printers and are delivered carefully spooled and packed in easy to use resealable zip bags.

If you have a requirement for printed or finished components please ask the Plastock team for more information.

Material ULTEM™ 9085 PEI
Tolerances (mm) +/- 0.05 mm
Density (g/cm³) 1.28
Water absorption (%) 0.15
Service temp long term max (°C) 170
Service temp long term min (°C) -
Yield stress (MPa) 94
Elongation at break (%) 70
Notched impact strength (kJ/m²) 10
Ball indentation hardness (MPa) 115
Shore hardness (scale D) -
Tensile modulus of elasticity (MPa) 2439
Heat deflection temperature (°C) 169
CLTE (10⁻⁶K⁻¹) 65
Thermal conductivity (W/(m*K) -
Melting temperature (°C) 330-350
Pressure nozzle temperature (°C) 360
Printing plate temperature (°C) 160
Build chamber temperature (°C) 90
Nozzle diameter - hardened steel (mm) 0.4
Print speed (mm/s) 45
Fan speed - activated on layer 4 (%) 30-35
Predrying temperature (°C) 120
Predrying time (h) 8

Minimum order value excluding VAT & delivery is £25

What is the cost of delivery?

Because of the huge variation in our orders we have developed a specialised shipping calculator for clients ordering online. Once you fill out your order details and progress through to the online checkout, our calculator will automatically work out the precise shipping cost for you to check before you proceed.

What delivery methods do you use?

We have a selection of couriers suited to the size, weight and type of product you order from us. It is likely we will deliver your goods with a courier service such as Tuffnells, TNT, DHL etc. You can track your order with the shipment number, if you would like us to send you the tracking number for your order please contact us or give us a call and we can track it for you.

If you would like to specify any special delivery instructions these can be entered at the point of ordering or please give us a call once you have placed your order and we will try to accommodate your requests.

Delivery options...

  • Collection. Once your order is ready for collection, we shall call you to advise. Our collection point is open until 5pm - Monday - Friday.
  • Standard Delivery. All of our orders come with standard delivery which is typically a 1-3 working day service. Standard delivery assumes reasonable access and is to ground floor, or use of a suitable lift for anything above ground level.
  • In a hurry? We can look into premium delivery services at an extra cost. Give us a call on 01494 449 975 to find out more.
  • Installation. If required please get in touch about our installation services and how we can best support you, all with a smile!

See our shipping page for more details.

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