Large Quartz Glass Ring Cutting: 420 mm OD, Edge Chipping Under 0.2 mm
2026-07-29
A fused quartz glass ring. 420 mm outer diameter, 300 mm inner bore, 18 mm thick. The ring has to come out intact — one piece, no cracks, edges clean
CUSTOMER STORIES
Diamond Wire Cutting Customer Stories
Real cutting tests, application examples, and customer-side material results from Vimfun endless diamond wire saw systems.
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Diamond Wire Cutting High Value Brittle Materials: Germanium, ZnSe, and Functional Crystals
2026-07-18
Diamond wire cutting high value brittle materials requires a fundamentally different approach from cutting structural metals or standard optical glass. When you are cutting a block of germanium worth several
Cutting a 300 mm Alumina Ceramic Ring: Managing Edge Chipping and Microcracks at Scale
2026-07-08
A 300 mm diameter alumina ceramic ring. High purity. A cutting trial for a customer in Germany. At this scale, the challenge is not just holding a tolerance — it’s
Wire Saw Cutting for Tungsten and Molybdenum
2026-05-26
Pure tungsten cracks at room temperature. Not sometimes — almost always, if your cutting method generates any lateral force. We had a customer ship us a 25 mm diameter tungsten
Diamond Wire Cutting for Titanium Alloys
2026-05-25
Titanium fights back when you cut it. We learned this the hard way — a customer sent us Ti-6Al-4V turbine blade blanks for sample sectioning. The first cut looked perfect.
Ferrite Magnet Cutting for SmCo and Ferrite Magnets
2026-05-23
SmCo magnets crack without warning. We’ve had a customer send us a batch of Sm2Co17 arc segments — 40 pieces total — and ask why their blade saw was destroying
NdFeB Magnet Cutting with Diamond Wire Saws
2026-05-21
NdFeB magnets are strong, compact, and easy to damage during cutting. The problem is not only hardness. In NdFeB magnet cutting, the real trouble usually comes from brittle grain fracture,
Hard Metal Cutting with Diamond Wire Saw — Titanium, Tungsten, and Molybdenum
2026-05-21
Hard metal cutting is where most conventional tools fail fast. Titanium alloys, tungsten, and molybdenum share a reputation that anyone who’s machined them knows well: they destroy tooling. Ti-6Al-4V eats
Magnet Cutting Machine: How to Choose the Right One
2026-05-19
Buying a magnet cutting machine is a decision most shops only make once every 5–10 years. Get it right, and the machine pays for itself in reduced scrap, better surface
Magnet Cutting Troubleshooting Guide
2026-05-17
Something went wrong with your cut. The edges are chipped, the surface is grey, the thickness varies across the slice, or the wire broke mid-cut and now you’ve got a