Product Overview
INVEST-PRO-01 is a high-precision investment casting component engineered for mission-critical applications demanding exceptional dimensional accuracy, material integrity, and regulatory compliance. Manufactured via the lost-wax process using ASTM A494-grade SS316 stainless steel, this part exemplifies the pinnacle of precision castings — delivering net weight of 2.5 kg with tight ±0.1 mm geometric tolerance across all critical features. As a certified SS316 investment casting, it combines superior corrosion resistance, high-temperature stability, and biocompatibility — fully meeting FDA requirements for food, pharmaceutical, and medical device contact surfaces. This component is part of our premium investment castings portfolio, designed for OEMs and Tier-1 suppliers who prioritize repeatability, traceability, and zero-defect manufacturing.
Key Features
- FDA-compliant SS316 alloy per ASTM A494 specification
- Dimensional accuracy: ±0.1 mm on all machined and as-cast critical datums
- Surface finish: Ra ≤ 3.2 µm (as-cast), optionally polished to Ra ≤ 0.8 µm
- Full material certification (MTR) and 100% dimensional inspection report included
- Customizable gating/risering design for optimal metallurgical soundness
- Available with NDT validation (RT/UT/PT) upon request
Technical Specifications
| Parameter |
Value |
| Product Code |
INVEST-PRO-01 |
| Process |
Lost-Wax Investment Casting |
| Material |
SS316 Stainless Steel (ASTM A494) |
| Net Weight |
2.5 kg |
| Tolerance (Linear) |
±0.1 mm |
| Surface Roughness (As-Cast) |
Ra 2.5–3.2 µm |
| Min. Wall Thickness |
3.0 mm |
| Max. Dimension |
320 mm × 210 mm × 180 mm |
| Heat Treatment |
Solution Annealed & Quenched (Standard) |
| Regulatory Compliance |
FDA 21 CFR §177.1380, ASTM A494, ISO 8501-1 SA 2.5 |
| Packaging |
VCI-treated, moisture-barrier sealed carton |
| Lead Time |
12–16 weeks (prototype); 8–10 weeks (production) |
Applications
The INVEST-PRO-01 investment castings are widely deployed in industries where reliability under aggressive chemical, thermal, or sterile conditions is non-negotiable. Key use cases include fluid-handling components for pharmaceutical processing skids, valve bodies and impellers in FDA-regulated bioreactor systems, marine instrumentation housings, and high-purity semiconductor tooling parts. Its SS316 composition and precision geometry make it ideal for applications requiring long-term performance in chloride-rich or acidic environments — reinforcing why INVEST-PRO-01 stands as a benchmark among precision castings for global industrial OEMs.
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