

SHINTE Machinery is a professional and reliable manufacturer and supplier of high-performance Tin Coated Steel Cutting Knives Blades High Hole Quantity Double Third Edge Angle in China. We specialize in precision TIN-coated shear blades featuring high hole quantity, optimized Double Third Edge Angle geometry, and smooth surface finish for the metallurgical, steel service centers, sheet metal fabrication, stainless steel processing, and high-speed cutting industries worldwide. Established in 1999, Shinite Machinery Co., Ltd. has over 25 years of expertise in industrial blades and cutting tools.
We supply a complete range of industrial shear blades with advanced Tin (TiN) coating, high hole quantity, and Double Third Edge Angle design, optimized for clean, burr-free, high-speed cutting of steel sheets, coils, and plates. Explore our full range at Shear Blades & Knives and Mechanical Knife, including:
Our steel cutting knives blades are made from high-grade alloy tool steels (D2, SKD11, Cr12MoV, H13, H13K, Hermanite alloy steel, and proprietary HMB/HMK developed by Shinite) and coated with high-performance Tin (Titanium Nitride) via PVD technology. Combined with Double Third Edge Angle design and high hole quantity, they deliver exceptional results when cutting:
The Tin coating increases surface hardness, reduces friction and built-up edge, while the Double Third Edge Angle and high hole quantity ensure perfect machine mounting and superior cutting performance. For more technical details, visit our Production Process page.
We combine precise vacuum heat treatment with multi-stage CNC grinding and polishing processes under strict tolerance control. This results in optimal substrate hardness (HRC 58–62), superior toughness, outstanding edge retention, and a smooth surface finish — ideal for high-speed shearing operations. The high hole quantity is machined with extreme accuracy according to customer requirements. Shinite’s independent R&D ensures continuous innovation in Tin coating, Double Third Edge Angle geometry, and multi-hole designs.
Every Tin Coated Steel Cutting Knives Blades is precision-ground using advanced CNC equipment, high-precision surface grinders, and polishing machines to achieve a smooth surface. We strictly control all dimensions, Double Third Edge Angle geometry, and especially the high hole quantity with tight tolerances. Full customization includes:
Discover our precision capabilities on the Factory VR tour. See also the dedicated product page: Tin Coated Steel Cutting Knives Blades High Hole Quantity Double Third Edge Angle.
We implement a comprehensive quality system from raw material through heat treatment, precision grinding, Tin coating deposition, high hole quantity verification, to final inspection. Each blade undergoes hardness testing, coating thickness measurement, adhesion testing, surface smoothness verification, hole position and quantity inspection, and trial cutting. This guarantees zero defects, perfect Double Third Edge Angle, smooth surface, accurate high hole quantity, and reliable high-performance in your shearing machines. View our quality commitments at Certificates.
Our Tin Coated Steel Cutting Knives Blades High Hole Quantity Double Third Edge Angle are available in various structures, including straight strip-type blades with high hole quantity, laminated multi-piece designs, and heavy-duty one-piece guillotine knives. They are specifically engineered for high-speed, high-volume steel sheet and coil processing lines with precise mounting requirements. Browse all shear blade solutions at Shearing Machine Blades.
High-performance options include:
Whether you need standard replacement blades or fully custom Tin coated steel cutting knives blades with high hole quantity and Double Third Edge Angle, we deliver solutions that reduce burrs, improve chip evacuation, extend service life significantly, and lower your overall tooling costs.
SHINTE MACHINERY Co., Ltd. (also known as Shinite Knife) is a leading Chinese manufacturer of Tin coated shear blades with high hole quantity and Double Third Edge Angle technology, guillotine knives, circular knives, slitting blades, and precision metallurgical cutting tools. Located in Ma’anshan, Anhui, we serve ferrous metallurgy, petrochemical, nuclear power, and other heavy industries. Visit our full Company Profile and About Us.
SHINTE Machinery holds multiple utility model patents and international certifications including ISO 9001 and ISO 14001. These achievements demonstrate our continuous innovation in Tin coating technology, high hole quantity precision machining, Double Third Edge Angle geometry, smooth surface grinding, and blade performance specially developed for high-speed steel shearing applications. Full list available on our Certificates page.
✔ Significantly longer blade life thanks to Tin coating and Double Third Edge Angle geometry
✔ Ultra-smooth surface finish reduces material adhesion and delivers cleaner, burr-free cuts
✔ High hole quantity with precise positioning for perfect machine fit and reduced vibration
✔ Lower friction, higher cutting speeds, and improved chip evacuation
✔ Lower total tooling cost, fewer re-sharpenings, and minimized machine downtime
✔ Full customization according to drawing and professional technical support
Contact us today for a free quote, technical consultation, coating samples, or custom Tin Coated Steel Cutting Knives Blades High Hole Quantity Double Third Edge Angle. Let SHINTE Machinery help you achieve superior shearing performance, higher productivity, and maximum ROI. Reach out via our Contact Us page or explore more products at www.shiniteknife.com.

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