Custom CNC Manufacturing

Precision Custom Inconel Sleeves and Rotational Components

SleeveMFG provides precision CNC machining for Inconel sleeves and high-performance alloy components. We work directly from your engineering drawings to produce parts that meet rigorous dimensional, geometric, and material specifications for extreme industrial environments.

Request a Quote View Manufacturing Capabilities

Machining Inconel for Demanding Environments

Inconel alloys (such as 625 and 718) are selected for their strength, high-temperature stability, and resistance to oxidation and corrosion. However, these materials are notoriously difficult to machine due to their work-hardening characteristics.

At SleeveMFG, we utilize specific tooling geometries and controlled feed rates to maintain tight tolerances in Inconel. We avoid the common pitfalls of heat buildup and tool deflection, ensuring your sleeves maintain the necessary bore diameter and surface finish without compromising the metallurgical integrity of the alloy.

Whether you are addressing severe chemical exposure or high-stress rotational loads, we deliver parts that align with your design requirements.

Our Machining Approach

A

Specialized Tooling Geometries

Tool paths designed to reduce work-hardening effects in Inconel alloys.
B

Controlled Feed Rates

Precise speeds and feeds that prevent heat buildup and tool deflection.
C

Metallurgical Integrity

Maintains bore diameter and surface finish while preserving the alloy structure.

Our Manufacturing Capabilities for Inconel Sleeves

We specialize in high-precision turning and grinding. Our facility in Dongguan is equipped to handle the complex geometric requirements often associated with Inconel sleeve designs, including stepped profiles, precision keyways, and high-tolerance internal fits.

Parameter	Capability
Material Range	Inconel 625, 718, 600, X-750
Outside Diameter	Ø3 mm – Ø500 mm
Bore Tolerance	Down to ±0.005 mm (Grinding)
Concentricity	Down to 0.01 mm
Surface Finish	Ra 0.2 μm – 0.8 μm
Wall Thickness	Min. 0.5 mm
Secondary Ops	Heat treatment, PVD coating, Honing

Engineering Support for Your Custom Design

We do not supply standard catalog parts. We function as an extension of your engineering team by manufacturing to your specific print.

When you provide a STEP or PDF file, our team reviews the geometry for manufacturability. If your design involves thin-wall sections or extreme length-to-diameter ratios, we provide feedback on potential distortion risks before production begins.

This process prevents costly delays and ensures that the finished sleeve fits your assembly on the first attempt, reducing your downtime during equipment installation or repair.

Discuss Your Design

Manufacturability Review Process

1

Share Your Drawing

Submit a STEP or PDF file with the exact geometry for your Inconel sleeve.
2

We Review for Manufacturability

Our engineers assess thin-wall sections, length-to-diameter ratios, and tolerance risks.
3

Feedback Before Production

Receive actionable feedback on distortion risks and design adjustments to prevent delays.

Why Manufacturers Choose SleeveMFG

Inconel sleeves must perform under severe conditions. We support your production with precision, traceability, and scalable capacity.

Direct-to-Print Manufacturing

We follow your exact tolerances, fits (H6/H7), and surface roughness requirements. No "close enough" parts.

Controlled Supply Chain

Based in Dongguan, we manage procurement of certified Inconel bar stock and coordinate heat treatment or surface finishing for ready-to-install components.

Scalable Production

Whether you require a single prototype for a test rig or a production run for an OEM pump line, we adjust our setup processes to maintain consistency across all quantities.

Technical Documentation

We provide material test reports and inspection data upon request, ensuring your components meet the traceability requirements of your industry.

Industries Served

Our custom Inconel sleeves are engineered for applications where failure is not an option.

Pumps & Fluid Handling

Seal sleeves and wear sleeves for corrosive media.

Oil & Gas

High-strength spacer sleeves for downhole tools.

Power Generation

Components for turbines and high-temperature rotating equipment.

Marine Engineering

Corrosion-resistant shaft protection and bushing assemblies.

Request a Quote for Your Inconel Sleeves

To receive an accurate quote, please send your engineering drawings (PDF, STEP, or DWG) using the contact form.

Include the following details to expedite your RFQ:

Material grade (e.g., Inconel 718)
Quantity requirements (Prototype vs. Production)
Critical tolerances or fit requirements
Required surface treatments or heat treatment specifications

If you are sourcing a replacement part for existing equipment and do not have a drawing, contact us to discuss how we can reverse-engineer your sample.

SleeveMFG

· info@sleevemfg.com