Knowledge Base
Engineering Insights
Technical guides to help you choose the right casting process, alloy, and supplier.
China vs North America Aluminum Casting Cost: 2026
2026 breakdown: China vs North America aluminum casting cost — tooling, unit price, tariffs, and landed cost. Gravity die casting data for OEM procurement.
Read full article →Aluminum Casting T1 Samples China: RFQ Guide
Plan an aluminum casting T1 RFQ around drawing review, production-intent tooling, a 45-day standard or 35-day expedited tooling-to-T1 target, and project-defined inspection.
Read full article →Small-Batch Aluminum Casting China: MOQ & RFQ Guide
Planning a small-batch aluminum casting RFQ? Bohua's general MOQ is 500 pieces, with drawing-based review for larger or higher-value parts.
Read full article →Custom Aluminum Housing Casting: China Supplier Guide
Source custom aluminum housing castings from a Ningbo IATF 16949 foundry — A356/ADC12, CNC-machined, pressure-tight with leak-test records. PPAP-ready.
Read full article →Automotive Aluminum Casting Supplier China – IATF 16949
IATF 16949 certified aluminum foundry in China supplying automotive gravity die castings with PPAP, CMM inspection, and OEM RFQ support. A380, ADC12, A356.
Read full article →EV Motor End Cover Manufacturer China — Sourcing Guide
China EV motor end cover supplier: IATF 16949 aluminum gravity casting, CMM-verified dimensions, sealing checkpoints, and PPAP-ready export supply.
Read full article →Aluminum Motor Housing Manufacturer China – EV & OEM
Source pressure-tight aluminum motor housings and EV enclosures from Bohua — gravity die and LPDC casting, leak-test records, CMM, PPAP. IATF 16949 certified.
Read full article →Aluminum Gearbox Housing: China Supplier & RFQ Guide
A356 aluminum gearbox housings from an IATF 16949 gravity-casting foundry in China. Covers RFQ inputs, bearing-seat tolerances, PPAP, and OEM second-source.
Read full article →Aluminum Impeller Manufacturer China: OEM Sourcing Guide
Source aluminum impellers from a China gravity-casting foundry with CMM, PPAP, and leak-test records. Covers vane tolerances, balancing, and RFQ checklist.
Read full article →Aluminum Valve Body Manufacturer China: Buyer Checklist
Plan an aluminum valve-body RFQ around process fit, sealing and machining datums, project-defined pressure-tightness records, CMM scope and PPAP requirements.
Read full article →Aluminum Pump Housing Manufacturer China: OEM Guide
OEM sourcing guide for aluminum pump housing from China: RFQ checklist, pressure-tight specs, leak-test evidence & PPAP. IATF 16949 gravity-cast supplier.
Read full article →Aluminum Valve Body Casting Manufacturer China
China aluminum valve body casting — gravity die & LPDC, sealing-face machining, pressure-tight inspection with CMM & PPAP. IATF 16949 certified.
Read full article →Aluminum Casting RFQ Checklist for OEM Buyers (2026)
Before quoting aluminum castings from China, send 7 inputs: 2D/3D drawings, alloy spec, annual volume, tolerance, surface finish, and PPAP level. IATF 16949.
Read full article →Pressure-Tight Aluminum Casting Supplier | Leak-Tested
Pressure-tight aluminum casting RFQ guidance for pump housings and valve bodies, with project-defined test methods, inspection frequency, CMM scope and PPAP up to Level 5.
Read full article →A356 Casting Manufacturer China: OEM Checklist
Evaluate an A356 casting manufacturer in China: IATF 16949 cert, gravity die process, CMM + PPAP, and pressure-tight leak-test records before your RFQ.
Read full article →A356 vs ADC12: Which Alloy for Your Casting?
A356 vs ADC12: gravity die vs pressure die casting, strength-to-weight, machinability, and cost. IATF 16949 foundry guide for OEM buyers choosing an alloy.
Read full article →Prototype Aluminum Casting to Production: Supplier Guide
Scale prototype aluminum castings to full production with gravity die or LPDC. Covers alloy selection, tooling handoff, PPAP, and CMM inspection in China.
Read full article →Aluminum Gravity Casting for Heat Sinks: Alloy & Fin Tips
Aluminum gravity casting for heat sinks: alloy selection (A356/ADC12), fin geometry limits, machining tolerances & CMM inspection from an IATF 16949 foundry.
Read full article →A356 vs A380 vs ADC12 vs ZL114: Alloy Selection Guide
A356-T6, A380, ADC12 or ZL114 — choose the right aluminum casting alloy. Compare strength, corrosion resistance & process fit. IATF 16949 foundry, CMM + PPAP.
Read full article →Sand Casting vs Gravity Die Casting: Key Differences
Sand casting vs gravity die casting: compare tolerances, surface finish, and tooling cost. IATF 16949 foundry guide to choosing the right aluminum process.
Read full article →