Press Fit: Interference, Tolerances, and Assembly Guide
Press fit looks like one of the simplest assembly methods: push one part into another, and the joint is done.
2026-10-02
Custom Manufacturing Services
Zhongde is dedicated to offering the finest in rapid prototyping and on-demand production custom manufacturing services with plastic, rubber and metal material.
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Zhongde Custom Manufacturing Services
Zhongde is a leading custom molding company in China, providing professional and reliable injection molded rubber parts and custom plastic parts and making all the molding components in-house. We have a complete production line and a variety of advanced manufacturing technologies, enabling us to undertake high-precision and complex small batch or large parts.
Injection Molding Service
As a custom plastic and rubber injection molding solution company, Zhongde offers scientific low-volume prototype molding and mass production of plastic and rubber molded parts. Scientific injection molding process and mold fees as low as $500 make high-quality, low-priced injection moulded parts possible.
Compression Molding
Our press molding service includes both plastic and rubber molded parts. With continuous compression molding
technology, we can guarantee high-efficiency production, ensure accurate products by compression molding process.
Cast Molding
With years of PU and nylon casting technology accumulation, our experienced engineers can accurately provide reasonable casting solutions based on the product structure, Help you realize plastic vacuum casting and urethane bond.
Custom Metal Stamping
Zhongde specializes in precision metal stamping, providing high-quality metal stamping parts for various industries. As one of the reliable metal stamping parts manufacturers, We can produce stamping parts combining a number of metal forming techniques - blanking, punching, bending and piercing.
Custom CNC Machining
Our 3 & 5 axis CNC machines are available to produce high accurate custom metal and plastic manufacturing parts services with tight tolerance within 0.05mm. Using rapid production, we can provide high precision CNC machined parts within 1 to 5 working days.
3D Printing Service
We have a variety of 3D printing technologies, such as FDM, SLS, SLA, MJF, DMLS, etc. Our additive manufacturing is able to develop products in metal and plastic materials.
Additional Custom Manufacturing Service
Molding Material Selection
Supply a range of materials including plastics, rubbers, metals, TPEs. And also provide material modification services for your project with custom plastic or rubber molded parts.
Molding Surface Finishing
High-quality molding surface finishing services for all custom plastic, rubber, and metal parts, ensuring precision and durability. With our advanced processes, The result is as fast as 5 days.
Assembly & Packing
Both manual and automated assembly services to enhance production efficiency. Our assembly capabilities include fastening, bonding, welding and other processes, tailored to meet your requirements.
Material Diversity: choose from 100+ kinds of materials
Material Modification: modify material based on using condition
Color Customization: precise color matching, tailored to your design needs
Custom Manufacturing Services Processes
Your one-stop on-demand molding manufacturer. We help realize your ideas from design to end-use plastic, rubber, metal , TPE products and make delivery directly to your hands. Start from uploading drawings now.
Upload Part Design
2D & 3D Drawing are avaliable.
JGP, PDF, DWG, DXF, STP, STEP, IGS, IGES
Confirm Specifications
Confirm the custom part's specifications, part design, and raw materials.
Rapid Prototype and Review
A Quick prototype is exactly the same as drawings or samples, and approve samples for mass on-demand production
Mass Production
The automatic production line accelerates production and guarantees the consistency of quality. Enables shortening delivery time and costs.
Delivery
We can provide additional service of assembly and more options for logistics, and ensure fast delivery within 5 business days.
Customer Appreciation for Custom Manufacturing Services
They took the time to explain the Injection molding process and followed up promptly. I trust their integrity and work ethic. I look forward to continued collaboration.
Kevin Sonderegger From US
Great customer service and fast, hassle-free shipping. The plastic molded parts was exactly what I needed and even better than expected. I will definitely order from them again.
Bob Fenner From US
Fantastic company with a very professional team. They provided valuable suggestions to perfect my design, and their fast production helped me launch my rubber product quickly.
Paul Sandford From UK
It is easy to fill the form.
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