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lantu3D articles focus on materials, processes, cost, modeling and manufacturability so customers understand key decisions before submitting a request.
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Full analysis of post-processing of 3D printed parts: from powder removal to final surface
Post-processing determines the final quality limit of 3D prints. This article summarizes the operating points and applicable scenarios of core processes such as powder removal, sandblasting, grinding, dipping, and spraying.
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Preparation process and typical application scenarios of 3D printing ceramic materials
Ceramic 3D printing achieves complex geometries through light curing or binder jetting, and sintering shrinkage is a key challenge. This article introduces the mainstream process routes and the complete process from prototype to finished product.
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Strength performance and post-processing points of nylon powder in 3D printing
Nylon (PA11/PA12) can be printed through the SLS process to obtain mechanical properties close to those of injection molded parts. However, porosity and surface roughness affect the final use effect, and correct post-processing methods need to be mastered.
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How to classify and select photosensitive resin materials according to the use of parts
Engineering resins, standard resins, flexible resins, and high-temperature-resistant resins each have clear applicable scenarios. Understanding the mechanical performance range and temperature upper limit of different types of photosensitive resins can significantly reduce the cost of trial and error.
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Design and implementation of topology optimization in 3D printed structural parts
Topology optimization can significantly reduce weight while meeting strength requirements, but the optimized geometry must comply with manufacturing constraints. This article introduces the complete process from analysis to 3D printing.
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3D Assembly Tolerance Fit Design Manual: Make printed parts fit perfectly
The fit tolerance between 3D printed parts needs to be set based on factors such as process deviation, material shrinkage and directionality. This article provides typical tolerance intervals and recommended values for fit solutions for mainstream processes.
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3D printing support structure optimization strategy: reducing consumables and post-processing hours
The material occupied by supports usually accounts for 20% to 30% of the total printing cost. Reasonable optimization of the shape, quantity and contact surface of the support structure can simultaneously reduce material costs and post-processing time.
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3D printing wall thickness design principles: balance between strength requirements and material usage
Reasonable wall thickness design is the key to balancing strength and economy. If the wall thickness is too thin, it will easily deform, and if it is too thick, it will lead to material waste and poor molding. This article will give recommended wall thickness values based on different processes.
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Application challenges and breakthroughs of carbon fiber reinforced composite materials in 3D printing
Carbon fiber reinforced wires and powders are gradually changing the boundaries of 3D printing engineering capabilities, but anisotropy, equipment adaptation and cost control are key issues that must be faced before implementation.
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Support structure design and removal strategies in metal 3D printing
Metal SLM printing requires a large number of supports to conduct heat and fix parts. The support design directly affects thermal stress, dimensional accuracy and post-processing hours. A reasonable support strategy can save more than 30% of processing time.
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3D printing filament storage guide: Research on the impact of temperature and humidity on material properties
Improper storage environment will cause PLA, nylon, TPU and other consumables to absorb moisture, resulting in reduced printing quality. Understanding the optimal storage conditions for each material can significantly improve the finished product pass rate.
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Analysis of material differences and economics of the two mainstream processes of FDM and SLA
FDM and SLA are the two most popular 3D printing technologies. Their differences in material systems, mechanical properties and unit cost determine their best applicable scenarios.
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