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Your Professional & Reliable Partner.
Senda starting from 1998, we focus on the quality of products and provide better service. Now we have over 100 workers, CNC lathes, High precision internal and external circular grinding machines, heat-treatment furnaces grinding machines and inspection machines.
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Year Established

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Million+
Employees

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Million+
Annual Sales
China SENDA Group HIGH QUALITY
Trust Seal, Credit Check, RoSH and Supplier Capability Assessment. company has strictly quality control system and professional test lab.
China SENDA Group DEVELOPMENT
Internal professional design team and advanced machinery workshop. We can cooperate to develop the products you need.
China SENDA Group MANUFACTURING
Advanced automatic machines, strictly process control system. We can manufacture all the Electrical terminals beyond your demand.
China SENDA Group 100% SERVICE
Bulk and customized small packaging, FOB, CIF, DDU and DDP. Let us help you find the best solution for all your concerns.

quality Paper Slitter Blade & Log Saw Blades manufacturer

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How about our slotting knives
Precision Meets Performance: SENDA Machine Blades – Your Trusted Partner for High-Quality Corrugated Slotting Knives In the fast-paced world of corrugated packaging, efficiency and precision are non-negotiable. At SENDA machine blades, we specialize in manufacturing premium slotting knives designed to deliver longer service life, superior cut quality, and unmatched durability for the packaging, printing, and converting industries. Why Choose Our Slotting Knives? 1. Advanced Material Science for Unrivaled Durability Our knives are crafted from high-grade tool steel (D2, HSS, or carbide-tipped options), ensuring exceptional hardness (HRC 58-62) and wear resistance. Each batch undergoes spectral analysis to guarantee material consistency. 2. Precision Grinding for Flawless Cuts CNC-controlled grinding ensures tolerances within ±2μm for razor-sharp edges. Micro-polished cutting edges minimize fiber tear-out, reducing dust and burrs in production. Custom geometries available to match different flute profiles and machine types. 3. Heat Treatment & Surface Engineering Vacuum heat treatment eliminates oxidation, enhancing structural integrity. Optional coatings (TiN, TiCN, or DLC) extend blade life by up to 300% in high-volume applications. 4. Rigorous Quality Assurance Every knife is subjected to: ✔ Hardness testing (Rockwell & Vickers) ✔ Microscopic edge inspection (500x magnification) ✔ Production-line simulation cutting tests Innovation That Drives Your Productivity We continuously invest in R&D to bring breakthroughs like:

2025

05/16