China SENDA Group Company News

Choosing the right blade material is key to achieving efficient cuts, maximizing tool life, and reducing downtime. Here are the most common materials and how to select them: 1. D2 Tool Steel (High Carbon, High Chromium) Benefits: High hardness (HRC 58–60), excellent wear resistance, cost-effective Best For: Standard PE and PP film applications in medium to high-volume production Consideration: Requires rust prevention in humid environments 2. M2 High-Speed Steel Benefits: Superior heat resistance, higher hardness (HRC 61–63), better edge retention Best For: High-speed bag-making machines and tacky films Consideration: Higher cost but better wear resistance 3. Tungsten Carbide Benefits: Ultra-high hardness (HRC 70+), top-level wear and impact resistance Best For: Cutting abrasive films like recycled or composite materials Consideration: Ideal for automated systems with extreme durability demands 4. Coated Blades (TiN, CrN, etc.) Benefits: Reduced friction, lower heat buildup, anti-stick properties Best For: Continuous, high-speed cutting where film sticking is a risk Consideration: Choose coating based on film material compatibility

1. Superior Materials for Durability Using D2, M2 high-speed tool steels or tungsten carbide, SENDA blades achieve HRC 58–62 hardness for extended lifespan and fewer replacements—ideal for high-speed bag making operations. 2. Precision Grinding for Consistent Cuts Each knife is CNC-ground to ±0.005mm with mirror-polished edges, enabling burr-free, drag-free, and consistently clean cuts even during fast cycles. 3. Customized Edges for Various Film Types SENDA offers tailored blade geometries to suit films like PP, PE, LDPE, and HDPE, improving cutting efficiency and reducing issues like film melting or tearing. 4. Advanced Coatings to Reduce Friction Optional TiN or CrN coatings reduce friction and heat buildup, preventing film jamming or adhesion during high-speed operation. 5. Higher Output, Lower Downtime Compared to standard blades, SENDA cutting knives increase throughput by 20%–40%, reduce film waste, and lower maintenance frequency—enhancing overall machine efficiency.  

SENDA Machine Knife delivers high-performance plastic film cutting blades engineered to meet the rigorous demands of bag making, film slitting, and flexible packaging applications. Engineered for Superior Performance 1. Premium Blade Materials High-grade tool steels (D2, M2) & tungsten carbide options HRC 58-62 hardness with exceptional wear resistance Corrosion-resistant coatings for extended service life 2. Precision Manufacturing Process CNC-controlled grinding with ±0.005mm tolerance Mirror-polished cutting edges for clean, burr-free cuts Custom geometries for specific film types (PP, PE, LDPE, HDPE) 3. Advanced Surface Treatments Cryogenic processing for enhanced durability Specialized coatings (TiN, CrN) available Stress-relieved construction prevents micro-fractures Applications Across Plastic Converting ✔ Automatic bag making machines - Clean cuts at high speeds ✔ Film slitting & rewinding systems - Precise edge quality ✔ In-line converting equipment - Consistent performance ✔ Post-consumer recycled film processing - Special abrasion-resistant options Why Global Converters Choose Us ✅ 40% longer blade life than standard industry blades ✅ Reduced film jams with optimized edge geometry ✅ Custom solutions for unique machine configurations ✅ Global stock availability with fast delivery

The Cutting Edge in Corrugated Board Solutions Engineered for Excellence 1. Superior Blade Materials High-speed steel (HSS), tungsten carbide, and specialized alloys for unmatched durability HRC 60-64 hardness with exceptional wear resistance Material traceability with certified mill test reports 2. Precision German & Japanese Grinding Technology Sub-micron tolerance grinding (±3μm) for laser-sharp edges Proprietary edge geometries optimized for flute types (B, C, E, F-flute) Mirror polishing to minimize dust and fiber tear 3. Advanced Heat Treatment & Coatings Cryogenic treatment for enhanced molecular stability PVD coatings (TiAlN, CrN, DLC) available for 3X longer service life Stress-relieving process prevents micro-fractures Proven Performance in Real-World Applications ✔ Rotary die-cutting machines – Clean cuts at 8,000+ sph ✔ Flatbed platen presses – Consistent performance under heavy tonnage ✔ Automatic slitters & creasers – Precision slotting without burrs ✔ Digital converting systems – Ultra-sharp edges for kiss-cutting Why Global Leaders Choose Us ✅ 30% longer blade life than industry average ✅ Custom blade profiling for unique machine requirements ✅ Bespoke hardening treatments for abrasive recycled board Contact US

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:

Precision material selection lays the foundation for quality High-quality raw materials are the basis for producing high-performance blades. SENDA INDUSTRIAL KNIFE selects high-carbon alloy steel, special stainless steel and other high-quality materials to ensure that the blades have extremely high hardness and wear resistance. Each batch of materials undergoes strict composition testing and mechanical property testing to ensure the reliability and consistency of the product from the source.   Advanced technology to create extreme sharpness Precision stamping: High-precision CNC stamping equipment is used to ensure that the blade size error is controlled within ±0.01mm, perfectly adapting to various cutting machine models. Vacuum heat treatment technology: Through advanced vacuum quenching and tempering technology, the internal metallographic structure of the blade is optimized to make it have ultra-high hardness and toughness, avoiding chipping or curling. Nano-level grinding and polishing: Imported CNC grinders are used to ultra-fine the edge, with a surface roughness of less than Ra0.2μm, to achieve burr-free and non-adhesive tape cutting. Multi-layer composite coating (optional): Some high-end blades use PVD coating technology, coated with titanium alloy or diamond-like carbon (DLC) coating to further improve wear resistance and corrosion resistance. Strict quality inspection to ensure zero defects before leaving the factory Each blade must pass: Hardness test: Rockwell hardness tester to ensure HRC58-62 meets the standard; Edge microscope inspection: 100% full inspection of edge integrity; Dynamic cutting test: simulate actual working conditions and perform 10,000 cutting verifications.

Efficient and precise, innovative experience-the best log saw blades Wuxi SENDA INDUSTRIAL KNIFE Co., Ltd.   With the rapid development of the paper industry, the requirements for production efficiency and precision are increasing. In order to meet market demand, SENDA INDUSTRIAL KNIFE produce high-performance log saw blades provides more efficient and accurate solutions for industry customers with excellent cutting quality and long-lasting durability.   Innovative design, leading industry standards The paper cutter launched this time is made of high-hardness alloy material, which greatly improves the wear resistance and corrosion resistance of the tool and extends its service life. The unique edge geometry design ensures uniform force during cutting, effectively reduces the problem of burrs and paper adhesion, and is suitable for precision cutting of various types of paper.   Efficient production, reduce costs Log saw blades are prone to passivation and chipping after long-term use. The new paper cutter significantly reduces the replacement frequency by optimizing materials and heat treatment processes, helping customers reduce downtime and maintenance costs. Its modular design makes it easier to install and replace quickly, further improving production efficiency, and is especially suitable for the continuous operation needs of large-volume orders.   Widely used, adaptable to multiple scenarios This product can be widely used in paper processing centers and other fields, and is compatible with mainstream paper cutting equipment at home and abroad. SENDA INDUSTRIAL KNIFE Technical Director [Peter Li] said: "We always pay attention to the actual pain points of customers. The paper cutting circular knife launched this time has achieved breakthroughs in performance and durability. We hope to bring smarter and more economical production tools to the industry."   Contact information: Tel: +86 19850190130 Email: danny@sendamachineknife.com Website: www.papercutting-blade.com

When choosing a paper cutting blades, you need to consider the paper size, thickness, number of cuts and cutting accuracy and other factors. First, the factors for choosing the right paper cutting blade:  When choosing a paper cutter, you should consider the following factors: 1. paper size and thickness: If you need to cut large or heavy paper, you need to buy a suitable paper cutter. 2. the number of cuts: if you need to frequently cut a large number of documents or photos, you can buy high-efficiency, large-capacity paper cutter. 3. cutting accuracy: if you need to cut paper or photos of the exact size, you can choose high-precision paper cutter.   Second, the basic types of paper cutter There are three basic types of paper cutter: 1. desktop paper cutter: suitable for home or office use, able to cut smaller documents or photos. 2. vertical paper cutter: applicable to the need to cut a large number of documents or photos of the occasion, able to cut different lengths and widths of paper. 3. automatic paper cutter: applicable to the need for efficient production of factories or printing companies, with efficient, automated paper cutting function.   Third, how to choose a paper cutter 1. If you only need to occasionally use the paper cutter, it is recommended to choose the desktop paper cutter, and try to choose a slightly larger cutting area of the model. 2. If you need to frequently cut documents or photos, it is recommended to choose a vertical paper cutter, and consider the size of the paper, thickness and number of cuts and other factors. 3. If you need high efficiency and high precision cutting, it is recommended to choose automatic paper cutter, but more expensive.   Fourth, care and maintenance of paper cutter In addition to the correct choice of paper cutter, the correct care and maintenance of paper cutter is also very important. 1. Regularly clean the paper shavings, dust and grease on the paper cutter. 2. Perform detailed maintenance and cleaning at least once a year to ensure the cutter's cutting effectiveness and longevity. 3. If the paper cutter is found to be dull, it is recommended to replace it in time or send it to a professional repair center for repair. Overall, the selection of the right paper cutter need to consider the paper size, thickness, number of cuts and cutting accuracy and other factors. And after the purchase of the need for proper care and maintenance to ensure the normal use and life of the paper cutter.

Polar paper cutter blades are a commonly used tool for cutting paper and are widely used in offices, schools and other places. There are several key factors to consider when choosing the right bora paper cutting blade. polar 55 polar 72 polar 92 polar 115 polar 137 polar 155   First, choose a brand with reliable quality, such as XXX and YYY. These brands have a good reputation and long-lasting market credibility, and product quality is guaranteed. Second, choose the right blade model according to your needs. Different models of blades for different thicknesses of paper, need to choose according to the actual situation. In addition, but also pay attention to the blade material and sharpness. High-quality blade material can ensure the stability and durability of the cutting effect, the higher the sharpness, the smoother the use. Finally, the price factor also needs to be considered. There are many bora cutter blades in the market with different price ranges, so you can choose the right product according to your budget. Overall, you should consider the brand reputation, blade model, material and sharpness, price and other factors in order to choose the most cost-effective product. I hope these buying tips can help you.

  D610 size the toilet paper log saw blade is a specialized cutting tool designed for precision and efficiency in the manufacturing process of toilet paper. Comprising a circular disc with sharp teeth arranged along its circumference, the saw blade is typically made from high-quality steel or other durable materials capable of withstanding the rigors of continuous use in industrial settings. Key Components: 1. Circular Disc: The central component of the saw blade, the circular disc provides the platform for mounting the teeth and facilitates rotational movement during cutting operations. The disc is engineered for strength and stability to ensure smooth cutting performance. 2. Teeth: The saw blade features a series of sharp teeth distributed evenly along the outer edge of the circular disc. These teeth are meticulously crafted to optimize cutting efficiency and precision. The tooth geometry, including the shape, size, and angle, is carefully designed to achieve clean, uniform cuts through the dense paper material. 3. Arbor Hole: Located at the center of the circular disc, the arbor hole serves as the point of attachment to the sawing machine's spindle. It allows for secure mounting and proper alignment of the saw blade, ensuring stability and accuracy during cutting operations. 4. Blade Coating: Some toilet paper log saw blades may feature specialized coatings or treatments to enhance their durability and performance. Coatings such as carbide or diamond provide increased resistance to wear and prolong the lifespan of the blade, reducing the need for frequent replacement. Operation: During the manufacturing process of toilet paper, the saw blade is mounted onto a rotary sawing machine, typically part of a larger production line. As the machine rotates, the toilet paper rolls, often weighing several tons, are fed into the cutting area. The saw blade engages with the paper rolls, and its sharp teeth bite into the material, slicing through with precision and efficiency. The rotational speed of the blade, along with the feed rate of the paper rolls, is carefully controlled to ensure optimal cutting performance and consistency. Applications: The toilet paper log saw blade is specifically designed for use in the production of toilet paper rolls. It is utilized in industrial manufacturing facilities where large rolls of paper are processed into smaller, consumer-ready rolls. Additionally, similar saw blades may be employed in other applications requiring precision cutting of paper or cardboard materials. In conclusion, the toilet paper log saw blade is a vital component of the manufacturing process, enabling the efficient and precise conversion of raw materials into the familiar rolls of toilet paper found in homes and businesses worldwide. With its robust construction, carefully engineered tooth design, and specialized coatings, the saw blade exemplifies the intersection of technology and utility in modern industrial production.