Plastic Sheets Manufacturers: Dhanya has capabilities in the area of product assembly and finishing are extensive, providing the widest range of options for total solution packages. Whether using in-house expertise or that of trusted external partners, we can offer many services related to finished parts. Make to print plastic components are where they are designed, materials specified and tested by your company. The supplier only becomes involved solely to manufacture the products to the specification requested and will have no other input on the design or testing of the plastic components. The make to print process is suitable for a variety of plastic parts which can range from small mass produced pieces to larger, more unique projects. Our make to print parts can be manufactured through the vacuum forming or thermoplastic forming process.

Ultrasonic Welding

This secure, ultrahigh frequency method of welding vacuum-formed product is ideally suited to the complex assembly of a common material, particularly where moulding is not possible in one mould run. For example, the inclusion of mounting brackets to plastic mouldings, which can be achieved without any deformation in aesthetic form to the A face.

Adhesive Bonding

This is used where vacuum-formed assemblies require the use of adhesive bonding, alloy and steel components, non-mechanical fixings including foam, leather or fabric-based materials. The adhesive used is determined by a number of key factors, including temperature, chemical strength, UV stability and environmental concerns.

Painting, Chroming & Metallising

Through our trusted external partners, we are able to offer a managed outsourcing service for the application of specialised finishes to plastics, including colour-coding, chroming, metallising and screen printing.

Product Assembly and Kit Build

Working within your specified requirements, and using a combination of added-value services, we are able to offer a complete finished product by way of a kit of parts, partial or sub-assembly or a total finished assembled product.

Frequently Asked Questions

What is finishing and assembly in plastic manufacturing?

Finishing and assembly refer to post-processing steps that enhance the function, fit, and appearance of plastic components. These may include trimming, surface treatments, bonding, and joining multiple parts into a final product.

Why is finishing important for plastic parts?

Finishing helps improve the aesthetics, durability, and precision of plastic parts. It removes imperfections, enhances surface quality, and prepares parts for final use or further processing.

What are common finishing processes used for plastic products?

Typical finishing processes include CNC trimming, deburring, sanding, polishing, painting, printing, and coating.

What does the assembly process involve in plastic manufacturing?

Plastic assembly may involve mechanical fasteners, adhesives, ultrasonic welding, snap-fits, or heat staking to join parts into a final usable product.

Can plastic parts be customized during finishing?

Yes. Finishing allows for customizations such as branding, color matching, surface texture changes, and functional enhancements.

Is it possible to add logos or labels to plastic products during finishing?

Yes, techniques like screen printing, pad printing, and labeling can be used to apply logos, instructions, or decorative elements.

What is ultrasonic welding in plastic assembly?

Ultrasonic welding is a method of joining two plastic components using high-frequency vibrations to create a strong, clean bond without adhesives.

Which adhesives are used for plastic bonding?

Adhesives like epoxy, cyanoacrylate, solvent cements, and UV-curable glues are commonly used depending on the plastic material and application.

What is heat staking and where is it used?

Heat staking is a technique that uses controlled heat to deform plastic and mechanically join parts, often used to attach metal to plastic.

 Can plastic assemblies include metal or electronic components?

Yes, plastic parts are often combined with metal fasteners, inserts, or electronic elements during assembly.

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