الوسم: Buyer’s Guide

A buyer’s guide to the small batch casting process: when tooling pays off, how to write an RFQ suppliers can actually answer, what drives per-part cost, and how to run a pilot order.

A foundry audit that fits in one visit: the documents to request, what to watch on the floor, a 25-point scorecard, and the findings that should end the visit.

Alloy, size and tolerance set your shortlist. Annual volume picks the winner. A three-way comparison of sand, investment and die casting, with the crossover points that decide it.

Desktop Metal is now part of Nano Dimension. Here is what the consolidation means for buyers, and how an open-material metal binder jetting platform compares on cost and control.

3D printed sand casting vs investment casting compared: cost, surface finish, tolerance, part size, materials and lead time – plus a decision rule for choosing between them.

The complete guide to 3D sand printing defects: gassing, veining, metal penetration, friability, warpage and surface finish – with causes, prevention, and fixes for molds and cores.

Sand 3D printer buyer guide for British foundries: pricing, 6-8 week delivery to UK ports, compliance, export strength and net-zero casting, and 3DPTEK vs ExOne vs voxeljet.

Practical sand 3D printer maintenance: daily, weekly and monthly checklists for printheads, humidity control, recoater blades and binders – the habits that protect uptime.

Sand 3D printer buyer guide for Spanish foundries: pricing, 6-8 week delivery to Spanish ports, CE certification, growing market and AZTERLAN research, and 3DPTEK vs ExOne vs voxeljet.

Sand and binder selection for 3D sand printing: silica vs chromite vs ceramic sand, AFS grain fineness, furan vs phenolic vs inorganic binders, and the economics of binder loading.