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Island Placement & Built-Up Tape Constructions

Where a part is too small, too soft or too light to place on its own: it is cut and built into a layer so it arrives in position on the liner, and the assembly places several materials in one motion.

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Drawing to productionTolerance per drawingSample timing at quotationShenzhen plant

Flat-bed press cutting the layers of a multi-material die-cut construction — Layered constructions cut and built on this press

What this service is for

When one element cannot be placed by itself

Some parts cannot be handled. A small foam pad has no stiffness, a piece of felt has no edge to grip, a thin film curls before it reaches the assembly, and a soft non-woven picks up whatever it touches. Placing them individually means a fixture, a vacuum tool or an operator with patience, all of which cost more than the element itself.

Island placement solves that at the converting stage: the awkward element is cut and built into a continuous layer, so it arrives already in position on the liner and the assembly places the whole construction in one motion. It is a build decision rather than a cutting decision, which is why it is designed on the drawing and not discovered at the press.

Built-inParts placed inside a layer

Multi-materialFoam, film, non-woven

In positionRegistered on the liner

One stepPlaced as an assembly

Capabilities

Islands in a laminate

A soft or small part cut to shape and carried inside a continuous layer, so it never has to be handled on its own.

Soft material handling

Non-woven, felt and thin foam that cannot be picked up individually are placed during lay-up instead.

Registration between layers

The island position is held against the layer above and below it, agreed on the drawing rather than at the press.

Matrix and weed control

Waste material around a small part is stripped or the layout is designed so it can be.

Combined constructions

Adhesive, foam, film and liner in one part, so several process steps become one placement.

Placement presentation

Liner, release direction and pick point set for the operator or the robot that uses the part.

How the work is actually set up

What sits behind the service page, stated the same way as on the plant page, so a capacity claim can be checked in one place rather than in five.

Flat-bed cutting of layers

Individual layers cut with the outline and the position that the build requires.

Rotary registration

Layer-to-layer position carried along a web, for higher-volume island work.

Laminate build-up

Adhesive, foam, film and non-woven combined into one construction before the final cut.

Weeding and matrix control

Waste removed around small islands, or the layout designed so that it can be.

Presentation design

Liner, release direction and pick point set against the hand or the robot that uses the part.

The specification items we settle before quoting

Specification item	How it gets confirmed
Which element is the island	What is too small, too soft or too light to place alone, and what carries it.
Position and registration	Where the island sits against the layers above and below, stated as a feature that matters.
Build order	Which layer is cut first, which is coated, and where the stack is assembled.
Carrier and liner	The layer that holds everything together, and the face the assembly releases from.
Release behaviour	How the part is gripped without pulling the layer out of position at the station.
Waste handling	Stripped, weeded or designed out, decided by part size and fragility.

Nothing in this table is a standing promise. It is the list we work through with you; the answers end up in the quotation and on the work order.

Process

Part review

Identify which elements are too small or too soft to place separately, and what has to align with what.

Lay-up design

Decide the build order, the carrier layer and where the islands sit in the layout.

Sample

Produce a built-up sample and check position, release and how the part behaves on the assembly.

Production

Cut, build, register and inspect, packed in the pick order agreed at the start.

What to send with a request

Send what you already have. A partial list still gets a useful answer, and whatever is missing simply becomes the question we ask back.

The drawing, or a sample of the assembly as it is built today
Which elements are soft, small or awkward, and what they are bonded to
How the part is placed: by hand, from a tray, by vacuum or by robot
The materials in the build, or the performance required of each layer
What currently goes wrong at placement: misfeeds, lifting, doubling
The quantity per product and the pace of the station

How the result is inspected and released

Position check

Island location measured against the carrier layer on the production sample.

Release and pick check

The part lifted the way the line lifts it, so presentation is verified rather than assumed.

Layer integrity

Edges, bleed and delamination checked between layers before packing.

Packing and shipment

Built-up parts ship on their liner in the pick direction agreed at the drawing review, in flat boxes that stop the layers shifting.
Every pack states the construction, the drawing revision and the lot, because a multi-layer part cannot be identified from the part alone.
Long sea routes get moisture protection, since a carrier layer that takes on humidity releases differently at the station.

Freight term, routing and destination charges are stated on the quotation. The logistics notes and the technical guides explain how each of those lines is worked out.

Materials we convert

Non-wovenPE foamAcrylic foamPET filmTransfer tapeFeltRelease linersLaminates

The material list is a guide. Send the grade or performance requirement and we will confirm compatibility with the cutting route.

Product families this service converts

Die-Cut Parts Foam Tape Double-Sided Tape Specialty Tape

Industries that use it

Electronics & EMS Automotive Medical & IVD New Energy

Questions buyers ask about Island Placement

When is island placement the right method?

When one element of the part cannot be placed on its own: a small foam pad, a piece of felt, a thin film that curls. Building it into a layer removes the handling step instead of adding a fixture for it.

How accurate can the island position be?

Accurate enough to design against, which is a statement about the build rather than a number. The carrier, the cutting route and the registration method decide it, and we confirm it on the sample.

Can you place an island onto a tape the customer supplies?

Often yes, as toll converting on your material. What it needs is the incoming material, the part and the position; we inspect what arrives and say what it will do.

Does an island construction cost more than separate parts?

It costs more to make and less to assemble. Where the alternative is two placement steps, a fixture and a misfeed risk, the built-up part is usually the cheaper line even when the unit price is higher.

Is island placement the same as kitting?

No, and the difference is where the assembly step is moved to. A kit puts separate parts in one bag; an island construction puts them into one part, so the line performs one placement instead of several.

Can a very soft material survive the build?

Usually that is the reason to build it in. A soft non-woven or a thin foam is cut and carried by a layer it is bonded to, so it never has to be handled alone. The questions are the carrier, the release and the position.

Application solutions

IVD Hydrophilic Film Back Cover Bonding Battery Fixing & Removable Bonding

Other converting services

Have a part that is hard to cut?

Send the drawing and the problem. We will review the material, liner and cutting route before quoting.

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