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  • 3D Printing

Custom Online 3D Printing Service

Upload Your 3D Model for Instant Review Subheadline: STL, STEP, and IGES formats supported. We'll send back pricing, material recommendation, and print feasibility.

3D Part 1 3D Part 2 3D Part 3

Start A New 3D Printing Quote

STL | OBJ | STEP | IGES files
All uploads are secure and confidential.

What is 3D Printing?

3D printing is a process that turns your digital CAD model into a real part, layer by layer. At ProtoMandi, we offer two types:

  • FDM (Fused Deposition Modeling): Filament-based, cost-effective, ideal for functional prototypes.
  • SLA (Stereolithography): Resin-based, ultra-detailed and smooth, ideal for aesthetic and high-precision parts.

FDM vs SLA: Which One Should You Choose?

Feature FDM (Filament) SLA (Resin)
Best For Functional parts, cost-effective High-detail cosmetic or precise models
Print Surface Visible layer lines Smooth, near-injection molded finish
Tolerances ±0.3 mm ±0.1 mm
Strength High (ABS, PETG) Medium (resin-dependent)
Applications Brackets, enclosures, jigs Dental, housings, snap-fit designs

Material Selector & Properties Table

Material Process Key Properties Ideal For
PLA FDM Rigid, biodegradable, beginner-friendly Basic prototypes, quick concept models
ABS FDM Durable, heat-resistant, machinable Functional testing, enclosures
PETG FDM Tough, semi-flexible, chemical-resistant Load-bearing, wear parts
TPU FDM Flexible, rubber-like, abrasion-resistant Gaskets, grips, wearable prototypes
Clear Resin SLA Transparent, brittle Cosmetic lenses, visual models
Tough Resin SLA Snap-fit ready, rigid, impact-resistant Mechanical, dental, or structural parts

Design Guidelines for Better Prints

  • File Types: .STL, .STEP, .IGES
  • Wall Thickness: FDM ≥ 0.8 mm, SLA ≥ 0.5 mm
  • Overhangs: Avoid unsupported angles > 45° (FDM)
  • Text: Minimum 10 pt (FDM), 6 pt (SLA)
  • Tolerances: Leave 0.2 mm - 0.5 mm clearance for assembly

Sample Gallery

  • PETG Brackets
  • Clear SLA Lenses
  • TPU Gaskets
  • SLA Tough snap-fit covers
  • PLA Concept shapes

Post-Processing & Add-On Services

Add-On Description
Threaded Inserts Heat-set or press-fit brass inserts
Painting Matte, gloss, or satin surface finish
Fitment Testing Manual matching against mating parts
Support Removal SLA print cleaning and finishing
Assembly Service Multi-part joins or simple subassemblies

Why Choose ProtoMandi?

  • Engineered by product designers, not just printers
  • Free Design for Manufacturability (DFM) checks
  • WhatsApp + Email for fast support
  • Transparent pricing
  • Covered under the ProtoMandi Guarantee
  • Repeat order tracking with stored files