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I need a production-ready 3D CAD model for an ultra-lightweight 350 ml PET water bottle. Material efficiency is the top priority, so the wall profile must be optimized to hit a low gram weight without compromising strength. The finished geometry must remain leak-proof, use fully recyclable PET, and stay rigid through automated high-speed filling, capping and warehouse stacking. The design has to survive: • Dynamic internal pressure during a 2 bar filling cycle • Top-load stresses when pallets are stacked • Normal consumer handling and transport abuse A clean silhouette is welcome, yet any added form must serve strength or grip while respecting the weight target. Deliverables • Parametric CAD files in STEP or SolidWorks format • 2D manufacturing drawings with neck finish, critical dimensions and suggested preform weight • Basic simulation or hand calculations confirming top-load and pressure resistance • Brief design note that explains material-saving strategies, anticipated gram weight and recycling considerations Acceptance criteria: passes a 180 N top-load test, remains leak-tight with a standard 28 mm cap, and holds shape after the 2 bar fill. Once these points are met, we can move straight to prototyping.
Project ID: 40622348
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39 freelancers are bidding on average $113 USD for this job

As an experienced mechanical engineer with a demonstrated history in 3D modeling and design, I believe I am well-suited for your ultra-lightweight 350 ml PET water bottle project. My expertise in using Solidworks and AutoCAD to create efficient and sustainable designs aligns perfectly with your aim for material optimization. Moreover, my forte in Finite Element Analysis (FEA), coupled with my familiarity with PET and heavy-duty performance requirements, will ensure a leak-proof design capable of enduring high-speed filling, capping & warehouse stacking while maintaining structural rigidity. I understand that your project calls for a unique balance of minimalism and functionality. Here lies one of my core strengths - the ability to craft clean silhouettes that serve not only aesthetic value but also enhance strength and grip. Finally, to address the requirement of delivering sustainable products, I carry an intrinsic understanding of recycling considerations and an anticipatory mindset for material-saving strategies. I intend to provide you with not just the CAD model files but also thorough and comprehensive documentation: 2D manufacturing drawings with critical dimensions, suggested preform weight to make the production process more transparent, efficient, and cost-effective. I am ready to bring all these skills combined with my commitment to detailed work to deliver a top-notch PET bottle design for you.
$120 USD in 2 days
7.9
7.9

As someone with a deep understanding of mechanical engineering and product design, I'm confident in my ability to create the optimal solution for your ultra-lightweight PET bottle. Having worked extensively with SolidWorks, I am proficient in creating high-quality and precise 3D models which align perfectly with your requirements. My experience in handling rigorous tests, like dynamic internal pressure and top-load stresses, ensures that your water bottle will not only hit the low gram weight but also stay leak-proof and rigid through automated processes. One of my key strengths is to think creatively while optimizing material usage without compromising on strength. I implement this approach consistently across all the projects I undertake. I've remaining an excellent track record of meeting tight specifications while being innovative. Alongside my technical skills, I bring an organised and detail-oriented mindset to ensure a complete set of deliverables including parametric CAD files, 2D manufacturing drawings and even brief explanatory notes on recycling considerations.
$66 USD in 1 day
7.7
7.7

SYNCCAD is ready to take on your Ultra-Lightweight 350 ml PET Bottle project with a commitment to material efficiency and optimized design. With a team of dedicated CAD engineers, we have extensive experience in mechanical engineering, product design, and solidworks—all of which directly translate into skills your project requires. Throughout our 4.9-star career encompassing 186 reviews, one message has remained consistent: we deliver highly efficient and carefully calculated designs on time and within budget. Our mechanical engineering expertise allows us to ensure that the ultra-lightweight design maintains its rigidity through automated high-speed filling, capping, and warehouse stacking while satisfying your specific anti-leak demands. Moreover, our strong suit lies in BIM & Revit—alongside utilizing Navisworks for clash detection—so you can count on our foresight in anticipating and circumventing potential roadblocks. This not only ensures the integrity of the designs but also factors in recycling considerations—an aspect you've highlighted as crucial to the project. All deliverables will be provided in your preferred format with brief, detailed notes outlining material-saving strategies and anticipated gram weight. Choose SYNCCAD for unrivaled precision, efficiency, and a true commitment to material optimization.
$100 USD in 2 days
7.3
7.3

Hi there, We understand you are seeking a production-ready 3D CAD model for an ultra-lightweight 350 ml PET water bottle, with a strong focus on material efficiency and structural integrity under various stresses. Our studio specialises in product development, including detailed CAD modelling and design optimization for manufacturing, making us well-suited to assist with this project. We can assist with developing the parametric CAD files in your preferred format and generating the necessary 2D manufacturing drawings. Our approach would typically involve a staged process to ensure the design meets your specific requirements for dynamic internal pressure, top-load stresses, and consumer handling, while prioritizing the low gram weight target. We can also provide the requested design notes explaining the material-saving strategies. To ensure we align perfectly with your vision and the technical requirements, we invite you to message us to discuss the timeline and scope in more detail before finalising the bid. You can reach us at https://www.freelancer.in/u/faisal8071. Regards, Ar. Faisal Saif
$250 USD in 3 days
6.9
6.9

Hi, I’m a multidisciplinary engineer focused on design + analysis, delivering production ready CAD and simulation-backed solutions. I work across mechanical and architectural scopes, with clear drawings, practical detailing, and fast communication. Feel free to check my profile for similar projects ,happy to review your scope and suggest the best next steps. G. Zaralı
$200 USD in 7 days
6.6
6.6

As a seasoned 3D designer and AutoCAD expert, I bring an array of skills to the table that make me the perfect fit for your Ultra-Lightweight 350 ml PET Bottle project. My extensive experience in design and drafting, particularly in optimizing geometries and minimizing material consumption, will be profoundly beneficial in creating a production-ready 3D CAD model that strikes the perfect balance between lightweight design and structural rigidity. I have at my disposal multiple design software including SolidWorks, which will ensure that your deliverables are given in industry-preferred formats.
$39 USD in 1 day
6.4
6.4

Hi — lightweighting a PET bottle without sacrificing structural performance is a real design problem, not just a modeling one, and I'd approach it that way: wall profile, base design (petaloid vs. champagne), and shoulder/panel geometry all get tuned together to hit your gram target while still passing top-load and pressure. I'll deliver parametric CAD in STEP/SolidWorks and full 2D manufacturing drawings. I'll also include a short design note walking through the material-saving strategy and recycling considerations. Send over any brand shape references or existing bottle you're benchmarking against, and I can confirm timeline and rate.
$140 USD in 7 days
5.9
5.9

3D Modeling & 3D Printing Specialist, I am equipped with a comprehensive understanding of your requirements and the necessary skills to deliver results. I possess extensive experience optimizing designs for material efficiency whilst maintaining structural soundness and have worked with a variety of materials including PETG, which I understand is a priority for your project. My proficiency with mechanical parts, functional prototypes, and product development make me an ideal fit for your Ultra-Lightweight 350 ml PET Bottle CAD project. I promise to deliver parametric CAD files in the format of your choice along with detailed manufacturing drawings specifying all critical dimensions ensuring each aspect of the design meets your exacting standards. Moreover, my familiarity with SolidWorks positions me perfectly to produce hand calculations or basic simulations to confirm top-load and pressure resistance. Additionally, my expertise spans across the design-to-manufacturing spectrum and not only will I provide you with a production-ready file but also ensure it is CNC-compatible and optimized for 3D printing which can speed up prototyping phase for you. With my knowledge and competency, I guarantee not just meeting your bottom line but surpassing it in terms of precision, efficiency, and strength while maintaining aesthetic appeal. Thank you for considering my bid; let's turn your vision into a fully-functioning reality.
$37 USD in 1 day
5.5
5.5

As an experienced 3D Designer and CAD/CAM specialist, I am uniquely qualified to tackle your ultra-lightweight 350 ml PET bottle project. Efficiency, strength, and functionality are at the heart of my design process. Not only will I deliver a production-ready CAD model that satisfies all aspect of your brief, but also provide hand calculations and simulations to ensure high-performance under dynamic internal pressure and top-load stresses. With a keen eye for detail and a knack for parametric modeling, you can expect precision in every aspect of your model and 2D manufacturing drawings. In addition to my technical skills, I bring a creative approach and an understanding of the transformative power of design. Taking into account your desire for a clean silhouette, I will leverage my knowledge of material-saving strategies to create a bottle that not only meets stringent weight targets but also promotes recycling while retaining rigidity during automated high-speed filling and stacking processes. Beyond delivering on the outlined project, I aim to enhance it with insightful design notes on potential gram weights, recycling considerations, as well as stabilization strategies.
$85 USD in 1 day
5.3
5.3

I would approach this by first defining the bottle geometry around the required 350 ml volume and standard 28 mm neck finish, then optimizing the wall profile for minimum material while maintaining structural performance. The design would be validated with basic FEA and engineering calculations for the specified 2 bar filling condition and top-load requirement before finalizing the manufacturing package. My experience includes parametric mechanical design, DFM, and structural simulation for production-ready components where weight reduction and manufacturability are equally important. Deliverables include native SolidWorks files, STEP, 2D manufacturing drawings, simulation summary, design notes, and suggested preform weight. Up to two revision rounds are included. The scope is based on the current description. Additional requirements or testing are quoted separately. No physical prototyping or laboratory validation is included. The proposed schedule is preliminary and will be confirmed after reviewing all requirements. One question: do you already have a preferred target bottle weight or preform weight based on your existing production line?
$95 USD in 2 days
5.2
5.2

With my extensive experience in 3D modeling and optimization, your search ends here. I specialize in transforming imaginative concepts into tangible and beautiful realities, having delivered exceptional, print-ready models for over five years. In addition, I have substantial command over the 3D modeling softwares including SolidWorks, Blender and ZBrush – giving me the tools required to create your ultra-lightweight 350ml PET bottle CAD. Material efficiency lies at the core of this project, and I understand its significance in keeping up with the environmental demands. My diligent approach ensures a design that doesn't compromise strength while reducing the gram weight as much as possible. Furthermore, my skills in Finite Element Analysis will aid in designing a product that can withstand dynamic internal pressure during a 2 bar filling cycle along with other stress tests it might face throughout its lifecycle. My goal is not just to deliver a leak-proof and rigid bottle matching all your specifications but also provide detailed manufacturing drawings including neck finish, critical dimensions, preform weight estimation along with an analysis addressing top-load and pressure resistance. So let's collaborate on this project and create an aesthetically pleasing yet structurally sound product that exceeds your expectations and puts us directly on to the prototype phase!
$45 USD in 6 days
4.9
4.9

Hi, how are you doing? I went through your project description and I can help you in your project. your project requirements perfectly match my expertise. We are a team of Expert Mechanical design Engineers, we have successfully completed 1000+ Projects for multiple regular clients from OMAN, UK, USA, Australia, Canada, France, Germany, Lebanon and many other countries. We are providing our services in following areas: Product Design | 3D CAD Modelling Finite Element Analysis | Computational Fluid Dynamics Thermal analysis | Structural analysis HVAC and Heat load calculation We are proficient in using following software’s: AUTOCAD SOLIDWORKS ABAQUS ANSYS APDL | ANSYS Fluent MATLAB | SIMULINK COMSOL Multiphysics FUSION360 | CATIA We have good command over REPORT WRITING, we can show you many samples of our previous reports. We can discuss further details in the message box.
$140 USD in 7 days
4.9
4.9

Hi, Designing products that balance strength, functionality, and manufacturability is what makes CAD projects truly rewarding. I'd love to help design your ultra-lightweight 350 ml PET bottle with a strong focus on weight optimization, structural performance, and manufacturability. I have experience creating precise CAD models suitable for production and can deliver clean, accurate files while incorporating your design requirements. You'll receive editable CAD files along with revisions to ensure the final design meets your expectations. Looking forward to working with you!
$50 USD in 1 day
4.2
4.2

I would appreciate the opportunity to work on your ultra-lightweight 350 ml PET bottle project. With experience in CAD modeling, mechanical design, and product optimization, I can develop a production-ready parametric model focused on minimizing material usage while maintaining structural integrity. I will deliver a fully detailed STEP/SolidWorks model, 2D manufacturing drawings with the 28 mm neck finish, critical dimensions, and recommended preform weight. I can also provide basic FEA/engineering calculations to validate the design against the 180 N top-load requirement, 2 bar filling pressure, and normal handling conditions. Every design feature will be optimized for strength, grip, manufacturability, and recyclability while keeping gram weight as low as practical. I am committed to delivering accurate, high-quality work on time and would be glad to discuss your specific weight target and production requirements. Give me one opportunity to handle your project—I am confident you will be satisfied with the results.
$100 USD in 2 days
3.9
3.9

Your project requires an optimized packaging design rather than only creating a bottle model, so the focus is on lightweight structural performance, manufacturability, top load strength, and compatibility with standard PET blow molding processes. I can develop a parametric PET bottle design with optimized wall geometry, grip features, and reinforcement ribs where beneficial, then provide the CAD model, manufacturing drawings, suggested preform specifications, and structural validation to support the required pressure and top load performance while minimizing material usage. Will the bottle be produced using a specific PET blow molding process and existing 28 mm neck finish standard, or is the preform and neck specification also open for optimization?
$30 USD in 1 day
3.8
3.8

Creating a 3D CAD model for an ultra-lightweight PET bottle comes with its own set of challenges. If the wall profile isn’t optimized correctly, you may face issues like leaks or structural weaknesses during filling and stacking. Those problems could lead to costly production delays and unhappy customers. I can develop a production-ready model that meets your material efficiency goals while ensuring strength and leak-proof design. By focusing on the right parameters, I will ensure the bottle can withstand the dynamic pressures and stresses you mentioned. I’ll also provide clear documentation on material-saving strategies to keep the weight low without sacrificing quality. I’ve successfully completed similar projects and will include revisions to make sure you're completely satisfied with the final product. What is your timeline for this project? Do you have any specific dimensions or brand assets that should be included in the design?
$100 USD in 7 days
3.5
3.5

Given the meticulous nature of your project, Ruqia is the perfect freelancer to bring your vision to life. My in-depth experience in 3D modeling and design, backed by a solid understanding of engineering principles, will serve as an asset in developing a robust and lightweight PET bottle. I've consistently thrived in high-demand scenarios requiring both meticulous attention to detail and innovative problem-solving skills—perfectly mirroring the challenges you've listed for the project. Moreover, my proficiency in Fusion 360, SolidWorks, and Blender 3D makes me particularly well-suited for this task. I can guarantee you accurate parametric CAD files with all the necessary manufacturing details, culminating in a design that meets both aesthetic and functional expectations. Additionally, my capacity to use these designs to carry out basic simulations or hand calculations further underscores my ability to create a bottle that is leak-tight and resilient against top-load stresses as well as consumer handling abuse. With proven competence in optimizing material efficiency whilst ensuring structural integrity, I am prepared to rise to the challenge of creating an ultra-lightweight PET water bottle that meets your specifications. Further confirmation comes from my successful past experiences with manufacturing drawings and note documents—the essential deliverables for your project.
$140 USD in 1 day
3.3
3.3

Hello, With my comprehensive understanding of 3D CAD modeling, it is my pleasure to offer you the precision and dedication needed for an expert completion of your ultra-lightweight 350 ml PET water bottle design. I've been in the field for over a decade, honing my skills in creating complex and functional designs that meet or surpass clients' requirements -just like yours. Taking into account your main priority of material efficiency, my experience will be invaluable in optimizing the wall profile of the bottle without compromising its structural strength. I'm also well-versed in designing for rigidity through automated high-speed filling, capping and warehouse stacking processes, which is an essential aspect for your project. Crucially, I have a good grasp of providing a sleek yet practical silhouette with any additional form elements ensuring not only strength but also easy grip and consumer handling. My commitment to clear communication, maintaining deadlines and creating cost-effective strategies makes me the best choice for this project. I am equipped to provide you with parametric CAD files, 2D manufacturing drawings (including critical dimensions), simulation results, and a detailed design note that highlights recycling considerations, anticipated gram weight and more. I look forward to exceeding your expectations and propelling this bottle design from 3D drawing to successful prototype. Thanks!
$45 USD in 1 day
1.6
1.6

Hello, I would like to assist you with the design and development of your ultra-lightweight 350 ml PET water bottle CAD model. I understand that the key requirements are material efficiency, structural strength, recyclability, and production readiness. I can create a parametric 3D CAD design with an optimized wall profile focused on reducing PET usage while maintaining rigidity and durability during filling, stacking, and consumer handling. My approach includes: * Production-ready 3D CAD model in STEP/SolidWorks format * Optimized bottle geometry for lightweight performance * Proper neck finish and critical dimensional details * Manufacturing-ready 2D drawings * Suggested preform weight considerations * Basic strength analysis and design validation notes * Material-saving and recycling-focused design documentation I will focus on ensuring the bottle design supports: * 2 bar internal pressure requirements * Top-load resistance * Leak-proof performance with a standard 28 mm cap * High-speed filling and packaging conditions I can provide regular progress updates and refine the design based on your feedback before moving toward prototyping. I would be happy to discuss your target gram weight and production constraints to develop the most efficient solution. Thank you.
$140 USD in 5 days
0.0
0.0

Hi there, Imagine a sleek, ultra-lightweight 350 ml PET bottle that not only meets but exceeds your expectations. With a focus on material efficiency, I’m confident in delivering a design that optimizes wall profiles while ensuring strength and leak-proof integrity. I noticed you’re looking for a clean silhouette that supports both strength and grip. I can ensure the geometry is precise and functional, ready for high-speed automated processes while being fully recyclable. As a CAD designer with extensive experience in creating production-ready models, I specialize in projects like this. I understand the importance of thorough testing and simulation to meet your acceptance criteria. You can count on speedy communication and a commitment to a fast turnaround, ensuring you have exactly what you need to move to prototyping without delay. I am available for a quick chat! Regards, Enricos0
$150 USD in 7 days
0.0
0.0

Calamba, Philippines
Member since Aug 3, 2026
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