Rapid Prototyping Services

From Concept to Functional Parts – CNC, MIM, and More

ISO 9001 & IATF 16949 | 50+ Countries Served


In-house capabilities: CNC, 3D printing, MIM, sheet metal

Tight tolerance: ±0.01mm achievable

OEM/ODM support, IP protection

Rapid lead time (3–7 working days)

Small batch friendly


Aluminum alloy material for CNC machining – lightweight metal with high strength-to-weight ratio, ideal for aerospace, automotive, and electronics parts.

Aluminum 6061/7075

Stainless Steel 304/316

Brass, Copper

Titanium

Tool Steel

ABS

Nylon (PA)

Polycarbonate (PC)

POM (Delrin)

PMMA (Acrylic)

Simulate real-life operating conditions to verify part strength, thermal resistance, flexibility, and electrical behavior before production, At Huahang Xinma Metal Co., Ltd., we support functional testing through diverse rapid prototyping methods, including CNC machining, MIM, and 3D printing. This allows clients to:

Validate structural strength under simulated loads (e.g., torsion, tension, and impact).

Test heat resistance for components exposed to elevated temperatures, such as in automotive or aerospace environments.

Check flexibility or rigidity of mechanical parts made from various materials (e.g., plastic, aluminum, titanium alloy).

Assess electrical conductivity or insulation in early-stage prototypes with embedded circuits or conductive paths.

We help detect and correct functional flaws before mass production — saving both time and cost.

Typical Parts for Testing


Heat sinks, housings, connectors

Gear components, shafts, structural brackets

Sensor holders, switch casings

Precision electronic shells or enclosures

Example Use Case


A client needed a durable coupling for high-vibration equipment. We delivered 7075 aluminum and S355 steel prototypes in 3 days for fatigue and thermal testing.

Check dimensional accuracy, mating interfaces, hole alignments, and motion clearance between assembled parts to avoid issues in final production. At Huahang Xinma Metal Co., Ltd., we support functional testing through diverse rapid prototyping methods, including CNC machining, MIM, and 3D printing. This allows clients to:

Validate structural strength under simulated loads (e.g., torsion, tension, and impact).

Test heat resistance for components exposed to elevated temperatures, such as in automotive or aerospace environments.

Check flexibility or rigidity of mechanical parts made from various materials (e.g., plastic, aluminum, titanium alloy).

Assess electrical conductivity or insulation in early-stage prototypes with embedded circuits or conductive paths.

We help detect and correct functional flaws before mass production — saving both time and cost.

Typical Parts for Testing


Heat sinks, housings, connectors

Gear components, shafts, structural brackets

Sensor holders, switch casings

Precision electronic shells or enclosures

Example Use Case


A medical client needed a durable sensor shell. We delivered CNC and MIM parts in 5 days for thermal and stress testing in hospital conditions.

Produce a small batch of parts under near-final manufacturing conditions to validate process stability, quality consistency, and supply chain readiness. At Huahang Xinma, we offer short-run production using the same materials, processes, and tolerances as mass production. This enables clients to:

Test manufacturing feasibility before scaling up

Validate production lead time and cost estimation

Spot and resolve design-for-manufacturing (DFM) issues early

Conduct pilot assembly and stress tests in real environments

Whether it’s CNC machining, MIM, sheet metal, or surface finishing, we provide small batches (as low as 10 pcs) with consistent quality and traceability.

Common Use Cases


Small batches for early launch or limited runs

Testing under real load and temperature

Compliance checks before mass production

Temporary parts for trade shows or pilots

Example Use Case


An EV startup ordered 50 anodized aluminum connectors for a trial run. Using our 5-axis CNC and finishing, we delivered production-ready parts in 7 days. The client confirmed manufacturability and started pilot vehicles on time.

Develop high-fidelity, working prototypes to showcase your product concept, functionality, and design aesthetics to stakeholders, partners, or investors. At Huahang Xinma, we understand that a compelling prototype can make the difference between securing investment or partnership and missing opportunities. Our rapid prototyping services enable:

Production of realistic, fully functional models using CNC machining, 3D printing, or MIM

Incorporation of actual materials and finishes to match final product appearance

Quick turnaround to meet tight demo or pitch schedules

Custom branding or labeling for enhanced presentation impact

Our experienced engineers assist in refining prototype designs to balance manufacturability with visual appeal, ensuring your demo parts accurately reflect the final product.

Typical Applications


Investor presentations and funding pitches

Trade show or marketing demos

Internal stakeholder buy-in and feedback

Design verification in real-world scenarios

Example Use Case


A consumer electronics startup leveraged our CNC machined and anodized aluminum prototype to impress investors during a pitch meeting. The tactile feel and precise finishes helped convey product quality and viability, resulting in successful funding.

Provide high-accuracy samples for engineering review, functional testing, and design iteration before final production. At Huahang Xinma, we deliver engineering samples manufactured with the same standards and processes intended for mass production, ensuring consistency and reliability. These samples help:

Validate critical dimensions and tolerances

Conduct mechanical, thermal, or environmental testing

Facilitate assembly and integration testing

Support design refinements based on test feedback

Using advanced CNC machining, MIM prototyping, and finishing technologies, we ensure engineering samples mirror the final product’s material properties and surface quality.

Typical Applications


Engineering and design validation

Prototype testing under real-world conditions

Quality control benchmarking

Functional sample delivery for client approval

Example Use Case


An automotive supplier required precision machined samples of titanium alloy parts for stress testing and certification. Our engineering samples met exact specifications, enabling successful product qualification and large-scale production approval.

Conduct small-scale production runs to verify tooling, processes, and assembly lines, ensuring quality and efficiency before full-scale manufacturing. At Huahang Xinma, we provide flexible small batch production trials that allow you to:

Identify and resolve potential production issues early

Validate tooling and process stability

Test assembly workflows and supply chain logistics

Minimize risks and costs before committing to large orders

Our advanced CNC machining and MIM capabilities support high-precision trial runs with consistent quality, helping customers optimize production parameters.

Typical Applications


Verification of manufacturing readiness

Trial runs for new product introductions

Evaluation of supplier and process capability

Quality assurance before mass production

Example Use Case


A client launched a new product line with complex aluminum components. Our small batch trial helped fine-tune CNC programming and surface finishing, preventing costly errors during mass production.

Verify that components assemble properly with other parts and meet design specifications to avoid costly assembly issues later. At Huahang Xinma, we provide fitment validation prototypes that help you:

Confirm dimensional accuracy and assembly tolerances

Test mechanical fit, alignment, and movement within assemblies

Detect interferences or misalignments early in the design cycle

Reduce production delays and rework by validating parts upfront

Our rapid prototyping methods — including CNC machining, 3D printing, and sheet metal fabrication — support functional assembly testing with real materials and finishes.

Typical Applications


Assembly line verification

Multi-part fit testing

Tooling and fixture validation

Functional movement and clearance checks

Example Use Case


A manufacturer of industrial equipment used our fitment validation prototypes to ensure their complex multi-component assemblies fit precisely. This prevented assembly line stoppages and ensured smooth product rollout.



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