Provide efficient production and faster design to delivery.


Produce precision parts that exceed industry standards.


Create and test products quickly to bring them to market.

Consumer Products

Bring new, affordable products to market faster.


Empower to innovate faster, maximizing performance.


Innovation in enclosures for low-volume production.

Industrial Equipment

Deliver machinery that beats the competition.

New Energy

Speed up innovation and development.

Medical Devices

Build prototypes and products that adhere to medical safety.


Improve efficiency with precise, fast, and constant part quality.


Drive time-to-market through on-demand production.

CNC Machining for Aerospace

The extremely high level of precision needed within the aerospace industry makes CNC machining a suitable manufacturing process for the sector.


This article provides you with a complete guide to aerospace machining and its importance.



Gain valuable insights into manufacturing processes.

Knowledge Base

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Learn successful stories to inspire your project.


Improve manufacturing know-how with our eBooks collection.


Discover our library of educational videos.

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Choose from 50+ metals and plastics for your project.

CNC Machining eBook

If you want to produce high-quality machined parts with a sleek appearance, it’s essential to consider some critical factors related to CNC machining. 


Here, we’ve gathered some basic information and important considerations to help you achieve the desired results.

About RapidDirect

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Company news, platform updates, holiday announcement.

Our Platform

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Our Capabilities

Rapid prototyping, and on-demand production.

Quality Assurance

Deliver quality parts that meet requirements and exceed expectations.

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Online Quotation Platform v3.0

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The updated platform boasts a fresh and intuitive design, along with enhanced functionality that streamlines and accelerates the quoting process, like a new manufacturing process, streamlined quoting summary page, and improved checkout page. 

Custom Quality Parts,
Made with

Remarkable Capabilities

Experience our comprehensive manufacturing capabilities, meticulously crafted to meet your unique prototyping and production needs. Our expertise spans cutting-edge techniques like CNC machining, injection molding, sheet metal fabrication, 3D printing, and more. Trust us to bring your prototypes or parts to life.

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Robust Support for Quality Products

cnc milling
plastic parts

Our team of expert engineers, with over 13 years of combined experience, reviews and enhances design plans. They prioritize high performance, cost-effectiveness, and ease of manufacturing for molds. Each design document undergoes thorough consideration of various factors to ensure the creation of exceptional molds.

Manufacturing Services with Industrial Standards

cnc machines
injection molding machines
sheet metal fabrication processing
3D printing parts
vacuum casting mold
die casting parts automotive

CNC Machining Standard

RapidDirect provides high tolerance CNC machining processes including 3, 4, 5 axis CNC milling, CNC turning, and post-processing services for your diverse manufacturing requirements.


Type Tolerance
Linear dimension +/- 0.025 mm

+/- 0.001 inch

Hole diameters(not reamed) +/- 0.025 mm+/- 0.001 inch
Shaft diameters +/- 0.025 mm+/- 0.001 inch
Threads and tapped holes Diameter: Φ 1.5-5 mm, depth: 3×diameterDiameter: Φ 5 mm or more, depth: 4-6×diameter
Part size limit 4000×1500×600 mm157.5×59.1×23.6 in.

Injection Molding Standard

At RapidDirect, we provide various injection molding services tailored to meet your manufacturing requirements. Our services include rapid tooling, family molds, multi-cavity molds, overmolding, and more. We adhere to different manufacturing standards for each service.

Standard Description
Maximum Part Size 1200×1000×500 mm47.2×39.4×19.7 in.
Minimum Part Size 1×1×1 mm0.039×0.039×0.039 in.
Part to Part Repeatability +/- 0.1 mm+/- 0.0039 in.
Mold Cavity Tolerances +/- 0.05 mm+/- 0.002 in.
Available Mold Types Steel and aluminum tooling. Production grade we provide: Under 1000 cycles, under 5000 cycles, under 30,000 cycles, and over 100,000 cycles

Sheet Metal Fabrication Standards

We have the experience and expertise in sheet metal fabrication to bring your ideas to life. Our services include high-tolerance laser cutting, plasma cutting, bending capabilities, and post-processing options.

Dimension detail Tolerance
Edge to edge, single surface +/- 0.005 inch
Edge to hole, single surface +/- 0.005 inch
Hole to hole, single surface +/- 0.005 inch
Bend to edge / hole, single surface +/- 0.010 inch
Edge to feature, multiple surface +/- 0.030 inch
Over formed part, multiple surface +/- 0.030 inch
Bend angle +/- 1°

3D Printing Standards

For top-notch functional parts prototyping, our 3D printing service is your best choice. We offer a range of cutting-edge 3D printing technologies, including FDM, SLA, and SLS.

Process Min. wall thickness Layer height Max. build size Tolerance
SLA 1.0 mm 50 – 100 μm 250 * 250 * 250 mm ± 0.5% with a lower limit of ± 0.5 mm (± 0.020″)
SLS 1.0 mm 100 μm 420 * 500 * 420 mm ± 0.5% with a lower limit of ± 0.15 mm (± 0.006″)
FDM 1.0 mm 100 – 300 μm 500 * 500 * 500 mm
± 0.3% with a lower limit of ± 0.3 mm (± 0.012″)

Vacuum Casting Standard

Our vacuum casting service uses silicone molds to produce production-grade elastomeric parts with 10-200 units.

Typical lead time Up to 20 parts in 15 days or less, depends on the part specification and volumes.
Accurate ± 0.3% (with lower limit on ± 0.3 mm on dimensions smaller than 100 mm)
Minimum wall thickness To ensure that the mold is filled properly, a wall thickness of at least 0.75 mm is necessary. For best results, we recommend a wall thickness of at least 1.5 mm
Maximum part dimensions The size of the mold is limited by the dimensions of the vacuum chamber (1900 x 900 x 750 mm) and by the volume of the product (maximum volume: 10 liters)
Typical quantities Up to 25 copies per mold (depending on the mold’s complexity and the casting materials)
Color & Finishing Pigment is added to the liquid polyurethane prior to casting, custom painting and texture.

Die Casting Standard

We maintain a high standard for our engineering team and equipment to consistently deliver robust and durable parts and prototypes. Our strict die casting process guarantees that your custom requirements are met, ensuring exceptional quality.

Dimension Standards
Minimum part weight 0.017 kg
Maximum part weight 12 kg
Minimum part size ∅ 17 mm × 4 mm
Maximum part size 300 mm × 650 mm
Minimum wall thickness 0.8 mm
Maximum wall thickness 12.7 mm
Tolerance class for casting ISO 8062 ST5
Minimum possible batch 1000 pcs

Custom Manufacturing On Demand

Along with our strong manufacturing capabilities, we also provide you the ability to choose the manufacturing volume and other processes that match your production needs.

cnc machining

Rapid Prototyping

We use the latest technology and equipment to produce prototypes quickly and accurately, helping clients to reduce their product development time and costs.

Capability: 20-500

Lead Time: 10 business days

Low-volume Manufacturing of cnc machined part

Low Volume Manufacturing

For batch manufacturing, we have several options to accommodate your requirements, like vacuum casting, CNC machining, and plastic injection molding.

Capacity: 500-1000

Lead Time: 15 business days

secondary processing of plastic injection molding

High Volume Manufacturing

To complete large-volume manufacturing requirements, take advantage of our plastic injection molding, sheet metal fabrication, and other production processes.

Capacity: 1000+

Lead Time: 20 business days

Quality Control Can be Witnessed Everywhere

RapidDirect takes pride in our strict quality control standards applied throughout each section of our production process. Our expert quality auditors pay close attention to detail, inspecting each product for inconsistencies.

dedicated product inspection

IS0 9001:2015 Certified

We hold the ISO 9001:2015 certification, which stands as evidence of our unwavering commitment to quality.

Strict Manufacturing Standard

We uphold established manufacturing standards, such as ISO 2768-fine and ISO 2768-medium.

Well-vetted Suppliers

Close partnerships with thousands of reliable material suppliers guarantee constant access to quality materials.

Advanced Testing Facilities

Completed prototypes go through various testing machines, like profile projectors, CMM, and 3D scanners.

Rigorous Quality System

Our strict commitment to quality control regulations ensures consistent quality is maintained throughout production.

Complete Quality Report

Get comprehensive quality reports from our in-house quality team or third-party labs.

Real Humans, Here to Help

We provide exceptional support even after order completion, giving you the confidence to offer your products to your market. Expert technicians with over a decade of industry experience and vast product expertise assist you with troubleshooting and optimal product use.

professional technical support

Technical Support

responsive project management

Project Management

hassle-free after-sales support

After-sales Support

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