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Precision manufacturing. Stronger together.Manufacturing Services & Support

From prototype to production, coordinated manufacturing solutions for your custom parts.

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Solutions

Thermal Technologies

Choose air- or liquid-cooling components around your thermal and mechanical requirements.

Stepped aluminum heat sink with copper contact insert — illustrative concept
Explore Thermal Technologies

Heat Sinks

Liquid Cooling

AI & Data Center Cooling

Manufacturing support for your cold plates, manifolds and cooling assemblies.

Processor cold plates and distribution manifold — illustrative concept
Explore AI Cooling

AI Compute Cooling

Distribution & Assembly

AI Cooling Interfaces
  1. Cold PlateHeat-source interface
  2. ManifoldCoolant distribution
  3. CDU InterfaceConnection requirements
  4. Rack / LoopAssembly integration
Review component fit across your cooling system.

Industry Cooling Solutions

Find components for your power electronics, energy, laser and telecom application.

Machined power module cooling plate — illustrative concept
Explore Industry Cooling

Power Electronics

EV & Energy

Laser & Telecom

Industries

High-Tech & Electronics

Components for your electronic systems.

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Applications & Project Inquiries

Precision & Advanced Systems

Start with your functional and quality requirements.

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Applications & Project Inquiries

Industrial & Energy

Build around your operating environment.

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Applications & Project Inquiries

Materials

From prototype to production, review material performance, manufacturability and cost for your part.

Engineering Plastics

Match your polymer to function, process and environment.

→
ABS — illustrative material conceptABSReview enclosure and molding needs›Polycarbonate (PC) — illustrative material conceptPolycarbonate (PC)Discuss clarity and impact needs›Nylon (PA) — illustrative material conceptNylon (PA)Review moisture and wear conditions›POM / Acetal — illustrative material conceptPOM / AcetalReview fit and sliding features›PEEK — illustrative material conceptPEEKDiscuss operating conditions›PTFE — illustrative material conceptPTFEReview friction and chemical exposure›ULTEM / PEI — illustrative material conceptULTEM / PEIDiscuss thermal and electrical needs›

Elastomers & Specialty Materials

Confirm grade availability and application requirements.

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Elastomers
Silicone / LSR — illustrative material conceptSilicone / LSRDiscuss flexible component needs›TPU / TPE — illustrative material conceptTPU / TPEReview flexibility and processing›EPDM — illustrative material conceptEPDMReview weathering and chemical exposure.›NBR — illustrative material conceptNBRReview oil and fuel exposure.›FKM — illustrative material conceptFKMReview temperature and chemical exposure.›
Specialty Materials
G10 / FR4 — illustrative material conceptG10 / FR4Review insulation and laminate needs›Composites — illustrative material conceptCompositesReview stiffness, weight and laminate.›Customer-Specified MaterialsConfirm your grade and requirements.›Other Specialty MaterialsDiscuss your application and grade.›
Resources

Design & Engineering

Practical guidance for your part geometry and material decisions.

Explore Design Resources

Cost & Planning

Prepare your process, budget and sourcing questions.

Explore Planning Topics

Learn & Proof

Build your knowledge before production.

Explore Learning Paths
About Us

About LK MFG

Learn who we are and how we operate.

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Get in Touch

Find our U.S. support team or start a conversation.

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Get Quote
sales@lkmfg.com (945) 409-1013

1750 Briercroft Ct, Suite 204
Carrollton, TX 75006, USA

YOUR GEOMETRY. YOUR MATERIAL. YOUR FINISHED PART.

Custom Metal 3D Printing Services for Your Functional Parts & Assembly Fit

Plan custom metal 3D printing around your functional geometry, material and finished interfaces. Review build orientation, support access, post-processing and acceptance before your part is printed.

Start with 1 CAD model + 1 controlled drawing. Process, material and responsible production route are confirmed for your project.

Illustrative printed metal bracket, manifold and thermal component with machined interfaces
Illustrative metal additive manufacturing concept.
  • Process Review
  • Finished Interfaces
  • Sample Approval
  • Finishing

Process Review

Match the route to your geometry.

Material & State

Specify grade and heat-treatment condition.

Finished Interfaces

Plan stock, datums and tool access.

Sample Approval

Agree fit and required evidence.

U.S. Coordination

Dallas-area project support.

3 Decisions Before You Commit

Define function, finished condition and demand before comparing an as-printed price.

01

Your geometry

Loads, internal passages and support access.

02

Your finished state

Alloy, heat treatment, machining and surface.

03

Your demand

Prototype, first order and repeat quantities.

Build Your Part Around Its Job

Metal additive manufacturing services require a process-specific review. This page focuses on laser powder bed fusion; alternative routes need separate confirmation.

Plan Your Lightweight Metal Bracket

Mark load paths, mounting faces and fastener access. Compare your proposed geometry with the actual assembly, not a lightweight shape alone.

Your functionLoad direction, counterpart and stiffness requirements.
Your fitBolting pads, datums and fastener access.
Your releaseRequired sample checks and drawing revision.

Material, process and secondary-operation feasibility are confirmed against your drawing.

Lightweight Brackets — Your Part — Illustrative metal additive manufacturing concept.
Illustrative metal additive manufacturing concept.

Choose Your Metal and Process Together

Material examples are review categories. Confirm actual availability and the specified delivered condition before ordering.

Material for reviewBuyer requirementWhat to confirm
316L / 17-4 PH stainless steelCorrosion, strength and working environmentExact grade, process and heat-treatment state
AlSi10Mg aluminumWeight, thermal function and final fitAlloy specification, orientation and secondary machining
Ti6Al4V titaniumMass, loading and material evidenceSpecified grade, condition and qualification scope
Inconel 718 / maraging steelThermal duty or tooling useActual process availability and treatment specification
Copper and special alloysThermal or electrical functionSeparate capability and sample review required

316L stainless steel 3D printing and 17-4 PH stainless steel 3D printing are different material decisions. AlSi10Mg 3D printing, Ti6Al4V 3D printing, Inconel 718 3D printing and maraging steel 3D printing require grade-specific confirmation; listing a material is not an availability or certification claim.

Illustrative distinct metal additive material and test-coupon concepts
Illustrative metal additive manufacturing concept.

METAL 3D PRINTING DESIGN GUIDELINES

Resolve 6 Build Decisions Before Printing

Review the features that can create trapped powder, inaccessible supports, distortion or unnecessary machining.

Set 4 Inputs for Your Acceptance Plan

Specify the material state, critical features, test methods and acceptance limits before release. A density claim or photograph does not establish every service property.

01

Material state

Exact grade and treatment

02

Critical features

Final dimensions and datums

03

Test method

Agreed sampling and equipment

04

Acceptance

Defined limits and release records

Required values and methods belong on your controlled drawing. Confirm feasibility, sampling and supplied state for your project.

Illustrative printed metal test coupon and traceability review
Illustrative metal additive manufacturing concept.

2 Part States. One Acceptance Plan.

Define metal 3D printing tolerances by feature and delivered state, not one number for every surface.

Part stateWhat your drawing identifiesReview focus
As-builtPrinted walls, supports and machining stockOrientation, support contacts and accessible powder removal
FinishedBores, threads, sealing faces and assembly datumsTreatment, machining, finish and final measurement

No universal tolerance or roughness is promised. Final values and inspection conditions require project review.

From Your Printed Geometry to Your Finished Part

Plan printing and secondary operations as one delivered scope.

Illustrative metal printed part on accessible build supports
Illustrative metal additive manufacturing concept.
01

Build & Remove Supports

Reviewed orientation, plate separation and powder removal

Illustrative CNC-finished metal printed housing
Illustrative metal additive manufacturing concept.
02

Treat & CNC Machine

Specified treatment, datums and finished interfaces

Illustrative finished metal printed manifold
Illustrative metal additive manufacturing concept.
03

Finish & Inspect

Agreed texture, final fit and release records

Heat treatment, HIP, machining and special testing are included only when explicitly specified and confirmed.

CNC machining →

Approve 3 Evidence Groups Before Production

Define what your team needs to release the actual supplied part.

Material & process identity
Dimensions & assembly fit
Surface & specified tests

Review Your Finished Samples Against Your Drawing

Review final dimensions, sample condition, powder-removal evidence and applicable functional tests.

Special material, nondestructive, density or mechanical tests require agreed methods, sampling and explicit scope. No industry qualification is implied.

First Samples — Illustrative metal additive manufacturing concept.
Illustrative dimensional inspection; method and scope agreed for your part.

Compare Your Quote at 3 Quantity Levels

Review metal 3D printing cost across the same finished scope, not only printed volume.

RFQ EXAMPLES — NOT MINIMUM ORDERS

1 part

Prototype review

10 parts

First-order comparison

100 parts

Repeat-batch comparison

Build preparation

Printing

CNC machining

Finishing

Inspection

Delivery

Replace these examples with actual demand. Low volume metal 3D printing economics depend on build use, supports, material and post-processing, not quantity alone.

4 Terms to Agree Before Your Build

Compare metal 3D printing companies on delivered scope, change control and evidence.

01

Process & producer

Exact route, material availability and production responsibility.

02

Build & changes

Orientation, support strategy and approval of design changes.

03

Secondary scope

Treatment, machining, finish, cleaning and inspection inclusions.

04

Repeat & records

Approved revision, traceability, sample evidence and packing.

LK Dongguan factory exterior — approved retouched genuine photograph
User-approved retouched LK Dongguan factory photograph. Actual production route confirmed for your project.

China Manufacturing. Dallas-Area Coordination.

Coordinate CAD review, sample decisions and delivery through your project contact. Actual manufacturing location and responsible production route are confirmed in the quotation.

6 Inputs for Your Metal 3D Printing Quote

Share these inputs for a reviewed part quotation; an uploaded file is not an automatic manufacturing approval.

  • CAD model + controlled 2D drawing
  • Exact alloy, specification + delivered state
  • Prototype, first-order + repeat quantities
  • Critical datums, fits + machining requirements
  • Surface, cleaning + inspection requirements
  • Required date + delivery location

Answers Before You Commit

Compare 3D Printing Routes →
DMLS vs SLM: what does your quotation need?

Direct metal laser sintering and selective laser melting are common terms associated with laser powder bed fusion. Names alone do not define material, machine parameters or acceptance. For a DMLS printing service, SLM 3D printing service or LPBF printing services, confirm the actual process and delivered state.

What files are needed for metal 3D printing?

Send a usable CAD model and controlled drawing with units, datums, critical dimensions, material, treatment, surface and acceptance requirements. If supplying a mesh, agree resolution and the authoritative revision; the model alone may omit manufacturing requirements.

Can metal 3D printed parts be machined?

Yes, where geometry, material state, stock and access permit. Plan datums and machining allowance before printing. Confirm threads, sealing faces and fixture access rather than assuming every printed surface is directly usable.

Metal 3D printing vs CNC machining: which fits your part?

Compare geometry, material, internal access, quantity, final tolerance and delivered cost. Metal rapid prototyping services may benefit complex geometry, while machining may suit accessible prismatic parts. Review support removal and finishing before choosing.

How much does metal 3D printing cost, and what affects lead time?

Material, build orientation, supports, build utilization, treatment, machining, cleaning, tests and quantity affect cost. Metal 3D printing lead time includes engineering, build scheduling, post-processing, sample approval and transport. Confirm actual milestones; no universal price or turnaround is promised.

Are binder jetting and laser powder bed fusion interchangeable?

No. Metal binder jetting services use a different route, including subsequent consolidation steps. DMLS 3D printing and other LPBF routes use different build mechanisms. Review geometry, shrinkage, material state and evidence separately; alternative availability needs confirmation.

Which metal materials can be requested?

A stainless steel 3D printing service, aluminum 3D printing service or titanium 3D printing service must be confirmed for the exact grade and supplied state. A copper 3D printing service or special alloy needs a separate capability review. Do not treat a general material list as an approved specification.

Does an online metal 3D printing service include every operation?

No. Confirm what is included in the quote: supports, powder removal, metal 3D printing heat treatment, machining, surface finishing, inspection and packing. Agree who approves changes and accepts the final part.

Review Your Part Drawing