What Is Used for 3D Printing? A Guide for Hardware & Plastic Mold Fast Sampling

Author: SZTC

2026-04-13

Samuel Song _{Your service representative}

Specializing in zinc-aluminum-magnesium alloy die-casting processing, CNC milling, CNC turning, 3D printing, injection molding and sheet metal processing. Manufacturing services.

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In the fast-paced world of hardware processing and plastic mold manufacturing, fast sampling is the lifeline of product development, client approval, and market competitiveness. As more manufacturers adopt 3D printing to accelerate their workflows, a critical question emerges: what is used for 3D printing—especially when it comes to creating high-precision, functional samples that meet the strict standards of these two industries?

Many professionals mistakenly think 3D printing only requires a printer and basic materials, but industrial 3D printing for fast sampling relies on a combination of specialized materials, software, equipment, and processes. This blog will answer what is used for 3D printing by breaking down the core components, industry-specific tools, and practical combinations—all tied to the fast sampling needs of hardware and plastic mold manufacturing. By the end, you’ll know exactly what’s needed to turn digital designs into tangible metal and plastic samples in hours, not weeks.

1. What Is Used for 3D Printing? (Core Components for Industrial Fast Sampling)

To answer what is used for 3D printing in an industrial context—especially for hardware and plastic mold fast sampling—we need to move beyond consumer-grade setups. Industrial 3D printing relies on four core components that work together to deliver functional, high-precision samples: specialized materials, professional software, industrial-grade equipment, and post-processing tools. Each component is tailored to the unique demands of fast sampling, ensuring speed, quality, and cost-effectiveness.

In short, what is used for 3D printing in these industries is a holistic system—not just a single tool. Every component plays a critical role in turning a 3D CAD design into a testable, industry-ready sample, which is why choosing the right combination is key to streamlining fast sampling workflows.

1.1 Key Materials Used for 3D Printing (Industrial-Grade for Fast Sampling)

Materials are the foundation of 3D printing, and what is used for 3D printing in terms of materials directly impacts sample quality, strength, and suitability for hardware or plastic mold applications. Unlike consumer-grade PLA or basic ABS, industrial 3D printing for fast sampling uses specialized materials tailored to each industry:

Metal Materials for Hardware Industry: The primary materials used for 3D printing hardware samples are industrial-grade metal powders, including 17-4PH stainless steel (for high strength and corrosion resistance), AlSi10Mg aluminum (for lightweight, thermally conductive parts), and H13 mold steel (for durable mold components). These materials are optimized for laser-based 3D printing technologies (SLM/DMLS) and can be heat-treated to match the performance of mass-produced hardware.
Plastic/Resin Materials for Plastic Mold Industry: For mold fast sampling, the materials used for 3D printing include high-temperature resistant resins (e.g., Formlabs Rigid 10K Resin, with a heat deflection temperature of up to 218°C) and engineering plastics (glass-filled nylon, ABS, PETG). These materials are durable enough for injection molding trial cycles and precise enough to replicate mold details, such as conformal cooling channels.
Auxiliary Materials: Additional materials used for 3D printing include support materials (soluble resins or breakaway plastics) to prevent part collapse during printing, and post-processing materials (sanding papers, polishing compounds, heat-treatment fluids) to refine sample quality.

1.2 Professional Software Used for 3D Printing

Software is another critical component of what is used for 3D printing, as it bridges the gap between digital design and physical samples. Industrial 3D printing for fast sampling relies on three types of specialized software, each serving a unique purpose:

3D Modeling Software: Used to create or edit 3D CAD models of hardware parts or mold components. Popular options include SolidWorks (for precise mechanical design), Autodesk Fusion 360 (for integrated CAD/CAM/CAE workflows), and Rhino 3D (for complex curved surfaces). These tools ensure designs are optimized for 3D printing, with no gaps or unprintable features.
Slicing Software: Converts 3D CAD models into layer-by-layer instructions for the 3D printer. Industrial-grade slicing software like GrabCAD Print (compatible with Stratasys printers) and Ultimaker Cura optimizes print paths, adjusts layer thickness (0.03–0.2mm), and adds support structures—critical for fast sampling precision.
Post-Processing Software: Used to optimize models for post-processing, such as removing support structures or repairing mesh errors. Tools like Meshmixer are essential for refining complex designs and ensuring samples meet industry standards.

1.3 Industrial-Grade Equipment Used for 3D Printing

The 3D printer itself is the centerpiece of what is used for 3D printing, and industrial models are vastly different from consumer-grade printers. For hardware and plastic mold fast sampling, the equipment used is tailored to the material and application:

Metal 3D Printers (Hardware Industry): SLM (Selective Laser Melting) and DMLS (Direct Metal Laser Sintering) printers are used to fuse metal powders into dense, high-strength hardware samples. These printers feature high-powered lasers, heated build chambers, and precise calibration to ensure tight tolerances (±0.02mm).
Resin/Plastic 3D Printers (Plastic Mold Industry): SLA (Stereolithography) printers cure liquid resin with UV light to create high-precision mold inserts and plastic prototypes, while SLS (Selective Laser Sintering) printers sinter plastic powder for durable, functional parts. FDM (Fused Deposition Modeling) printers are also used for low-cost tooling and fixtures.

OEM Custom sheet metal laser cutting accessories service fabrication stamping bending metal parts service

2. What Is Used for 3D Printing in the Hardware Processing Industry? (Fast Sampling Focus)

For hardware manufacturers, what is used for 3D printing is tailored to the unique demands of metal sampling, complex component production, and custom tooling. The combination of materials, software, and equipment is optimized to deliver fast, functional metal samples that accelerate design iteration and reduce costs.

2.1 Materials & Equipment Used for Hardware Fast Sampling

When it comes to fast sampling of metal hardware parts (brackets, fasteners, mold steel components), what is used for 3D printing includes:

Materials: 17-4PH stainless steel powder (for strength and corrosion resistance), AlSi10Mg aluminum powder (for lightweight parts), and H13 mold steel powder (for durable mold components). These materials are compatible with SLM/DMLS printers and can be heat-treated to achieve industry-standard hardness (40-45HRC).
Equipment: Industrial SLM/DMLS printers (e.g., Stratasys metal printers) with high-precision laser systems and heated build chambers to prevent warping. These printers can produce small to medium-sized hardware samples in 6–24 hours.
Software: SolidWorks or Autodesk Fusion 360 for 3D modeling, GrabCAD Print for slicing, and Meshmixer for post-processing optimization. This software combination ensures designs are print-ready and samples meet tight tolerances.

Example: A hardware manufacturer uses AlSi10Mg powder in an SLM printer, paired with Autodesk Fusion 360 and GrabCAD Print, to 3D print a lightweight aluminum bracket prototype in 8 hours—ready for load-bearing testing the same day.

2.2 Tools Used for 3D Printing Custom Hardware Tooling

For auxiliary hardware production (jigs, fixtures, tool holders), what is used for 3D printing is more cost-effective but still industrial-grade:

Materials: Engineering plastics like ABS, PETG, or glass-filled nylon—materials that offer durability and rigidity for workshop use.
Equipment: FDM printers (e.g., Stratasys FDM printers) for fast, low-cost production of tooling samples in 4–12 hours.
Software: Cura for slicing and Tinkercad (for simple designs) or SolidWorks (for complex fixtures) for modeling. These tools ensure tooling fits hardware parts precisely and withstands workshop use.

Metal Stamping Parts Sheet Metal Fabrication Manufacturer

3. What Is Used for 3D Printing in the Plastic Mold Industry? (Fast Sampling Focus)

In the plastic mold industry, what is used for 3D printing is focused on reducing mold development risk, accelerating trial cycles, and delivering precise plastic prototypes. The combination of materials, software, and equipment is optimized to create trial molds and samples that validate designs before investing in expensive steel molds.

3.1 Materials & Equipment Used for Trial Mold Fast Sampling

For trial molds, mold cores, and cavity inserts—critical for fast sampling—the answer to what is used for 3D printing includes:

Materials: High-temperature resistant resins (e.g., Rigid 10K Resin, heat-resistant to 218°C) and glass-filled nylon, which can withstand 50–100 injection molding cycles without deforming. These materials replicate the precision of steel molds while being faster and cheaper to produce.
Equipment: SLA printers (for high-precision resin parts) and SLS printers (for durable plastic mold components). Desktop or benchtop SLA printers (e.g., Formlabs models) are ideal for small to medium-sized mold inserts, delivering samples in 4–12 hours.
Software: SolidWorks for mold design, GrabCAD Print for slicing, and Meshmixer for optimizing conformal cooling channels—critical for improving injection molding efficiency.

Example: A plastic mold manufacturer uses Rigid 10K Resin in an SLA printer, paired with SolidWorks and GrabCAD Print, to 3D print a trial mold insert in 6 hours. The insert is used for 80 injection cycles to validate the mold design, saving 2–4 weeks of traditional steel mold development time.

3.2 Materials & Tools Used for Plastic Product Prototypes

For fast sampling of plastic products (consumer electronics casings, automotive parts), what is used for 3D printing includes:

Materials: Engineering plastics (ABS, PC, PP) and high-detail resins that match the appearance and basic performance of the final product. These materials are chosen for their surface quality and ability to be sanded, painted, or polished.
Equipment: SLA printers (for high-detail prototypes) and FDM printers (for cost-effective, functional samples).
Software: Autodesk Fusion 360 for product design and Cura for slicing, ensuring prototypes match the final product’s dimensions and appearance.

Brass Cnc Parts Metal Cnc Machining

4. Key Takeaways: What Is Used for 3D Printing in Your Industry

To recap, what is used for 3D printing in hardware processing and plastic mold industries is a holistic system of industrial-grade materials, professional software, specialized equipment, and post-processing tools—all tailored to fast sampling. The right combination depends on your specific application, but the core components remain consistent: high-quality materials, print-ready software, and precision equipment.

4.1 How to Choose the Right Components for Fast Sampling

When deciding what is used for 3D printing in your workflow, focus on three factors: 1) Material compatibility with your application (metal for hardware, high-temp resin for molds); 2) Software that integrates with your existing design tools (e.g., SolidWorks, Autodesk Fusion 360); 3) Equipment that balances speed and precision for fast sampling.

4.2 Common Mistakes to Avoid

Avoid using consumer-grade materials (e.g., basic PLA) for industrial samples—they lack the strength and precision needed for hardware or mold testing. Also, don’t overlook software calibration or post-processing tools, as these directly impact sample quality and fast sampling timelines. Always choose materials and equipment that are validated for industrial use (e.g., Stratasys, Formlabs) to ensure consistency.

Final Recap: This blog answered what is used for 3D printing specifically for hardware processing and plastic mold fast sampling. Industrial 3D printing relies on a combination of specialized materials (metal powders, high-temp resins, engineering plastics), professional software (modeling, slicing, post-processing), and industrial-grade equipment (SLM, SLA, FDM printers). For hardware, this combination delivers fast metal samples and custom tooling; for plastic molds, it creates trial molds and precise prototypes. By choosing the right components, you can streamline your fast sampling workflow, reduce costs, and deliver high-quality samples faster than ever before—critical for staying competitive in today’s manufacturing landscape.

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