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About Us

Delivering Results Through Engineering Plastic Outcomes

With a legacy spanning over 50 years in the plastics industry, Dotmar stands as the largest distributor of semi-finished engineering thermoplastics and conveyor components across Australia and New Zealand.

 

Our unparalleled expertise coupled with our comprehensive range of products and services make us the ideal partner for companies seeking the most optimal engineering plastics solution.

Capabilities

From conception to inception, our team has expertise in design, engineering, construction management, manufacturing, technology, consulting and operations.

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    Application Development

    Unsurpassed technical expertise helps mitigate risk during specification. From design to prototyping, partner with Dotmar to help materialise your idea.

  • Largest Selection of
    Engineering Plastics

    Representing the most reputable, semi-finished thermoplastic and conveyor part manufacturers, Dotmar stocks an unparalleled range of materials across Australia and New Zealand.

  • Custom Manufacturing and Engineering

    With total machining capabilities in all locations, Dotmar can produce finished parts from even the most challenging engineering plastics.

TOTAL MACHINING SOLUTIONS

Your Partner for Custom Manufacturing and Engineering

Dotmar operates eight cutting-edge plastic machining technology centers throughout Australia and New Zealand. These centers specialise in the production of machined and custom plastic parts across diverse applications. Our fully equipped technology centers exclusively handle Engineering Plastics.

 

Our proficient staff, extensively trained in the spectrum of engineering thermoplastics, manage these operations. Materials like Acetal/Delrin (Ertacetal), Nylon (Ertalon/Nylatron), HDPE (Polystone P300), UHMWPE (Polystone 7000), PEEK, acrylic, polycarbonate etc. are easily machined. Additionally, we work with various grades of PTFE, PVC, and even challenging materials like Duration (PEI,PAI,PI,PBI), are efficiently machined by Dotmar's expert machinists.

Machining Capabilities

Spindle Moulding
Stamping
Routing
Laser Cutting
Milling
Plastic CNC Turning
Waterjet Cutting
Injection Moulding

Spindle moulding for plastics involves shaping plastic materials using a rotating spindle equipped with cutting tools. This process allows for precise machining and profiling of plastic components, producing intricate designs and smooth finishes. It's commonly used in manufacturing plastic parts for various applications, including automotive, aerospace, and consumer goods.

Stamping involves pressing a metal or plastic sheet into a die to create shapes. It's faster for high-volume production but less versatile for complex designs compared to spindle moulding.

Best Use: High-volume production of thin, flat parts with simple to moderately complex shapes.

Examples: Plastic enclosures, brackets, and connectors.

Similar to spindle moulding, routing uses a rotating tool to cut materials. Both are suitable for intricate designs, but routing is often used for larger, flat sheets, while spindle moulding is more versatile in shaping 3D forms.

Best Use: Large, flat sheets of plastic that need intricate patterns or profiles.

Examples: Signage, panels, and prototypes.

Uses a laser to cut or engrave materials. It offers high precision and is ideal for intricate designs but is limited to thinner materials and may cause heat-affected zones.

Best Use: High precision cutting and engraving of thin plastic materials with intricate designs.

Examples: Decorative components, intricate parts, and detailed prototypes.

Involves rotating cutting tools to remove material from a workpiece, similar to spindle moulding. Milling is highly versatile and precise but typically slower and more complex than spindle moulding.

Best Use: Complex, three-dimensional shapes and parts requiring high precision and fine details.

 

Rotates the workpiece while a cutting tool shapes it, ideal for symmetrical parts. Spindle moulding, by contrast, is better suited for non-symmetrical, complex shapes.

Best Use: Producing symmetrical, cylindrical parts with high precision.

Examples: Shafts, bushings, and threaded components.

Uses high-pressure water jets to cut materials. It's precise and can cut thicker materials without heat distortion but is typically slower and more expensive than spindle moulding.

Best Use: Cutting thick plastic materials or when avoiding heat distortion is critical.

Examples: Thick panels, custom shapes, and heat-sensitive components.

Injection moulding involves injecting molten plastic into a mould to produce parts. It's highly efficient for mass production, offering consistent quality and the ability to create complex shapes.

Best Use: Mass production of complex, high-volume parts with consistent quality.

Examples: Consumer products, automotive components, and medical devices.

 

Application Development

Comprehensive needs analysis of application

We delve deep into client requirements, user expectations, and functionalities, conducting a thorough needs analysis to lay the groundwork for a tailored and effective application solution.

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Material selection and specification

Meticulously choosing materials based on application needs, we ensure optimal performance. Whether it's plastics for durability or metals for strength, our focus is on aligning materials with intended use and environmental conditions.

Engineering drawings/reverse engineering of existing parts

Transforming conceptual ideas into detailed drawings, we use reverse engineering for precision. This ensures accurate replication or improvement of existing parts, setting the stage for the development phase.

Prototype creation for client evaluation

Turning concepts into tangible prototypes, we facilitate client evaluation. Prototypes provide a hands-on representation, allowing for feedback on functionality, design, and performance. This iterative process ensures adjustments before full-scale production.

Full scale production

Transitioning from approved prototypes, we enter full-scale production. With a focus on efficiency, precision, and quality control, our manufacturing process ensures the final product meets or exceeds specifications, delivering a high-quality end result.

OFFICE LOCATIONS

New South Wales
25 Loyalty Road, North Rocks NSW 2151
+61 2 8848 5050
dotnsw@dotmar.com.au
Queensland
Cnr of Gooderham & Burman Roads, Willawong QLD 4110, PO Box 79, Acacia Ridge QLD 4110
+61 7 3727 0900
dotqld@dotmar.com.au
South Australia
487 South Road, Regency Park, SA 5010
+61 8 8245 4500
dotsa@dotmar.com.au
Western Australia
46-48 Wittenberg Dr, Canning Vale, WA 6155
+61 8 9456 4700
dotwa@dotmar.com.au
Victoria
30-32 Garden Boulevard, Dingley VIC 3172
+61 3 9552 4444
dotvic@dotmar.com.au

*We deliver our services across all corners of the Australian territory, ensuring comprehensive coverage throughout the nation. Our support spans every state, region, and locality.

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Please let us know how we can assist you, and we will get back to you within the next two business days.

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