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Latest news and technology articles about us.
TECHNICAL GUIDE
How to Spec Die Face Cutting Knives & Pelletizer Blades: Method, Material, Geometry — In That Order
Most pelletizer blade RFQs open with a steel grade. That's the wrong end of the problem — the pelletizing method decides which grades are even candidates. Here's the order that actually works.
TECHNICAL GUIDE
Guillotine Shear Blade Parallelism: Why Compatible Blades Still Cause Taper Cuts
A blade set can fit a machine perfectly — right bolt pattern, right steel grade — and still cut a taper if the ground edge isn't straight along its full length. Here's why parallelism and clearance are different specs, and how to tell which one failed.
TECHNICAL GUIDE
Rotary Slitter Knives for Film Slitting: Why Over-Speed Ratio Is the Setting Most Buyers Get Wrong
Over-speed ratio — the 2-5% speed differential between the top knife and the anvil roll — is the film-slitting spec buyers ask about least and get wrong most. Here's how to read edge failures and match material to the job.
COMPANY NEWS
Twin-Shaft Shredder Blades Shipped to a Plastics Recycling Plant in Brazil
A twin-shaft shredder rotor set — D2 hook blades, cryogenic-treated and wire-EDM bored — has been crated for a plastics recycling plant outside São Paulo, along with the welded rotor housing it ships inside.
TECHNICAL GUIDE
Your Guillotine Cutter Isn't a Polar 115 — So Why Are You Still Ordering Catalog-Length Blades?
Stock guillotine blades run 450–2,050 mm in fixed increments. When your cutter's bed doesn't match, here's what actually gets copied from a sample — bevel angle, hole pattern, and thickness tolerance across a batch.
TECHNICAL GUIDE
How We Match a Replacement Concrete Mixer Wear Part When There's No Drawing on File
No OEM drawing for your Zoomlion, Sicoma or Liebherr mixer? Here's what a worn liner plate, arm or scraper actually tells us — material, bolt pattern and wear cause — before we cast a replacement.
TECHNICAL GUIDE
Rotor Knives vs. Bed Knives: How Granulator Knife Configuration Determines Cutting Performance
Same steel, same bevel angle, different regrind. Rotor knife count, bed knife arrangement, and clearance decide particle size and fines as much as alloy selection does.
TECHNICAL GUIDE
Wood Chipper Blade Wear Patterns: How to Diagnose and Fix Failures
Wood chipper blades dulling, chipping, or burning? Learn to read the three wear patterns, fix the root cause, and pick the right knife steel (A8 vs D2) for your machine.
TECHNICAL GUIDE
Circular Knife Types: Slitting, Perforating, and Counter-Knife Geometries Explained
A technical guide to industrial circular knife types — toothed and perforating knives, plain slitting discs, and counter/under-knives — covering shear vs crush cutting, bevel geometry, and tool steel vs tungsten carbide.
COMPANY NEWS
Shipping Update – Three Export Orders Dispatched to Shanghai Port
Three export-standard wooden cases carrying shredder blades, scraper blades, and log saw blades have left the SUREAY facility bound for Poland, the United States, and Vietnam — delivering precision cutting solutions across three continents.
COMPANY NEWS
Inside Sureay's Factory: A Look at the Machinery Behind Every Precision Blade
From CNC lathes and NIDEK machining centers to ULMAKE cylindrical grinders, DK7745 wire EDM machines, and in-house heat treatment — a photo tour of the equipment Sureay uses to produce industrial blades for 50+ countries.
TECHNICAL GUIDE
How Corrugated Slitter Scorer Blades Improve Board Edge Quality and Box Plant Efficiency
In corrugated box production, slitter scorer blades set the tone for every downstream step. Learn how to select the right blade material and geometry, maintain tooling, and cut dust, cracked scores, and downtime in your box plant.