PEI (Polyetherimide) · Product form
PEI (Polyetherimide) Stock Shape
I need to machine a part from high-performance polymer. Who makes stock shape in this material and size?
What it is
Semi-finished polymer rod, plate, sheet or tube produced by extrusion, compression moulding or direct forming, intended to be machined into finished parts. The route to low-volume parts without paying for moulding tooling.
- Typical dimensions
- Rod to roughly 6 inch diameter; plate to several inches thick.
- Also known as
- semi-finished shapes, rod and plate, machinable stock, extruded shapes
Suppliers
Grouped by what they actually are. A mill and a distributor answer different needs.
Mills and producers 2
Companies that manufacture this form. Mill direct means longer lead times and mill minimums, with full melt traceability.
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Drake Plastics Verified
Extrudes machinable ULTEM (PEI) stock shape as rod, plate, seamless tube, sheet and film.
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Ensinger VerifiedUnfilled PEI (ULTEM 1000), 30% Glass Filled PEI (ULTEM 2300)
TECAPEI stock shape as rod, plate and tube.
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Distributors and stockists 1
Companies that hold inventory for resale. Faster and available in small quantities, at a markup. Ask what mill the material came from if traceability matters.
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Professional Plastics Verified
Stocks ULTEM 1000 unfilled, ULTEM 2300 30 percent glass filled, film, medical grade SustaPEI MG and Semitron ESd 420 and 410C.
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Production methods
The same form, purchased as tolling on your own material.
Stock Shape Forming 2
Producing semi-finished polymer rod, plate, sheet and tube by extrusion, compression moulding or direct forming, then stress relieving so the shape can be machined without moving.
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Drake Plastics Verified
Extrudes machinable shapes and injection molds shapes in ULTEM, then stress relieves them so they hold size when machined.
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Ensinger Verified
Produces TECAPEI stock shape as rod, plate and tube. US manufacturing location was not stated on the source page.
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