News & Industry Updates
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and News
Latest news and technology articles about us.
TECHNICAL GUIDE
How Shredder Blade Arrangement Affects Energy Consumption
Shredder blade arrangement affects torque stability, material bite, blockage risk, and power consumption per ton. This guide explains how blade spacing, staggered layouts, and helical arrangements influence energy use and blade life in recycling lines.
TECHNICAL GUIDE
How to Choose the Right Paper Slitter Knife for Kraft, Tissue, and Board
Paper slitter knife selection depends on paper grade, basis weight, line speed, cutting method, and edge quality targets. This guide explains how to match knife material, geometry, and maintenance practice for stable converting performance.
MAINTENANCE GUIDE
Five Common Causes and Preventive Measures for Log Saw Blade Chipping
Blade chipping on tissue log saw lines leads to rough cuts, dimensional drift, and unplanned stops. This guide explains five root causes and practical prevention steps to stabilize cut quality and extend blade life.
TECHNICAL GUIDE
Metal Slitting Lines: How To Install Them To Make Rotary Shear Blades 30% Longer
Blade wear on metal slitting lines is rarely a material problem — it is an installation problem. Sureay shares three precise installation tips that can extend rotary shear blade life by 30% or more.
TECHNICAL GUIDE
The Complete Guide to Nonwoven Slitter Knives: Types, Materials, and Applications
In nonwoven fabric manufacturing, precision cutting determines product quality and production efficiency. This guide covers blade types, material choices, and key applications to help manufacturers select the right slitter knife for their operation.
TECHNICAL GUIDE
Wood Chipper Knife Sharpening Guide: Bevel Angles, Tolerances & Regrind Limits
Operating with dull wood chipper knives degrades chip uniformity, spikes fuel consumption, and accelerates bearing wear. This technical guide covers OEM bevel angles, grinding thermal limits, and through-hardened vs. case-hardened lifespan — so every regrind cycle delivers full edge performance.
TECHNICAL GUIDE
One-size-fits-all? A quick reference chart of blade materials for different industries
Which blade material is best for your industry? No single material fits every application. This quick reference chart helps procurement teams and engineers pinpoint the right blade material — carbide, HSS, tool steel, or stainless — for their specific processing environment.
TECHNICAL GUIDE
The complete guide to coil slitting line maintenance
Most coil slitting line breakdowns are preventable. This guide covers daily operator checks, slitter knife and shear blade care, alignment, lubrication, and building a preventive maintenance schedule to maximize uptime.
TECHNICAL GUIDE
From steel to finished products: understanding the entire manufacturing process of mechanical blades
A high-quality mechanical blade requires multiple precision processes from raw steel to finished product. Sureay breaks down the entire standard manufacturing process step by step — helping you understand exactly how our quality is built, and how to evaluate the true capability of any blade supplier.
COMPANY NEWS
Precision manufacturing delivered: high-performance metal shear blades ready for global export
Sureay recently completed a large batch of custom metal shear blades (900x75x25mm), combining precision grinding, strict quality control, and export-grade VCI packaging for global scrap metal processing facilities.
TECHNICAL GUIDE
Alloy blade vs high-speed steel: lifespan & cost guide for high-speed paper cutters
Tungsten carbide alloy blades last 5–0× longer than high-speed steel on paper cutters — but is the higher upfront cost justified? A practical comparison of hardness, service life, and total cost of ownership to help you choose the right blade for your operation.
TECHNICAL GUIDE
Daily maintenance checklist: scraper blades & filter plates for continuous melt filters
A step-by-step daily, weekly, and monthly maintenance guide for continuous melt filter scraper blades and filter plates — with a printable inspection checklist to extend service life and eliminate unplanned downtime on PCR recycling lines.
TECHNICAL GUIDE
The recycling boom: how advanced shredder metallurgy maximizes mechanical recycling yields
Discover how upgrading your shredder blades from standard D2 to DC53 or H13 tool steel can prevent catastrophic blade failure, survive tramp metal impacts, and maximize your recycling plant's uptime.
TECHNICAL GUIDE
D2 vs SKD-11 vs tungsten carbide: a complete guide to choosing industrial blade materials
Compare D2, SKD-11, and tungsten carbide industrial blade materials. Learn about hardness, wear resistance, toughness, cost, and best applications for industrial cutting knives.
TECHNICAL GUIDE
Why choose high-hardness metal shear knives?
Enhance precision and longevity in heavy-duty fabrication. High-hardness shear blades deliver exceptional durability, accuracy, and operational efficiency in industrial metal cutting applications.
COMPANY NEWS
Global facility expansion phase III
Commissioning of our new 5,000 m² high-precision CNC grid expands heavy-duty shredder blade production capacity by 40%, establishing Sureay's largest single-facility output in its 16-year operational history.
TECHNICAL GUIDE
Advanced cryogenic treatment for alloy blades
Technical whitepaper on how deep cryogenic processing (-196°C) enhances wear resistance in plastic recycling applications.
COMPANY NEWS
K-Show 2024: next-gen recycling knives deployed
Live demonstrations of our aggressively angled hook-tooth profiles engineered for high-throughput single shaft shredders.
TECHNICAL GUIDE
Surface metallurgy: TiN vs. chrome coating
A comparative metrology report on blade surface friction coefficients in high-humidity tissue paper converting environments.
COMPANY NEWS
ISO 9001:2015 re-certification completed
Zero non-conformances reported during the latest external audit of our Ma'anshan manufacturing facility.
TECHNICAL GUIDE
Optimizing bevel angles for log saw blades
Engineering guidelines for balancing edge sharpness and core toughness to prevent blade deflection during high-speed cutting.
COMPANY NEWS
Chinaplas debrief: OEM co-engineering initiatives
Strategic partnerships formed with three top-tier European granulator manufacturers for custom blade geometry development.