Garnet for Waterjet Cutting: Grades, Specs & Benefits
Waterjet garnet is a precision product, not just an abrasive. Here’s what makes a good waterjet grade, the specs that matter and why garnet dominates the field.
Request Waterjet Garnet →Why Garnet Rules Waterjet
In abrasive waterjet cutting, a high-pressure stream of water is energised with garnet to slice through metal, stone, glass, ceramics and composites. Garnet is the near-universal choice because it combines hardness, density and a sharp grain that cuts efficiently — while being tough enough not to disintegrate before it does its work, and free of the silica hazard of sand. Its consistency keeps the cutting stream stable and the edge clean.
For the broader material context across all uses, see our guide to garnet abrasive blast media.
Waterjet Grades
Waterjet cutting uses finer, tightly graded garnet than blasting. The two workhorse grades are:
| Grade | Character | Best For |
|---|---|---|
| 80 mesh | General-purpose | Most metals and thicker material; fast cutting |
| 120 mesh | Fine | Thin material, detailed work, smoother edge |
For blasting grades and how the sizing system works, see our garnet mesh size chart.
Specs That Matter
For waterjet, grade consistency and cleanliness are everything — the wrong spec causes nozzle wear, clogging and rough edges. Watch these parameters:
- Tight size distribution — uniform grains keep the stream stable and the cut clean.
- Low moisture — prevents clumping and feed interruptions.
- Low dust/fines — reduces nozzle wear and clogging.
- Hardness & density — consistent cutting energy across the batch.
Benefits
- Fast, precise cutting with a clean edge
- No heat-affected zone, unlike thermal cutting
- Cuts virtually any material — metal, stone, glass, composite
- Low silica, non-toxic and inert
- Consistent feed reduces nozzle and orifice wear
Buyer note: waterjet garnet is consumed in a single pass, so consistent supply and tight grading matter more than reuse. A reliable, uniform product protects both your edge quality and your consumables.
Frequently Asked Questions
What garnet mesh is used for waterjet cutting?
80 mesh is the most common general-purpose waterjet grade, while 120 mesh is used for thinner material and finer, more detailed cuts.
Why is garnet used in waterjet machines?
Its hardness, density, sharp grain and consistency cut efficiently and keep the stream stable, while its low silica content makes it safe to handle.
Can waterjet garnet be reused?
It is generally a single-use product, though some operations collect spent abrasive for disposal or secondary uses.
Consistent Waterjet Garnet, Shipment After Shipment
Jiangsu Henglihong Technology supplies tightly graded 80 and 120 mesh waterjet garnet with a certificate of analysis. Request pricing and a free sample.
Get a Quote →过滤器
