Precision Drive 246 High Speed Lockstitch Sewing Machine Gear with Z 33/21/28/22 Gleason Teeth Profile

What are the characteristics of 246 high-speed lockstitch sewing machine gear?

Advantages

High-Precision Transmission​

When it comes to the 246 high-speed lockstitch sewing machine gears, we’ve really upped the ante on precision. These gears are crafted using top-tier precision machining techniques, which means their transmission accuracy is off the charts. What does that mean for you? Well, it cuts down on those tiny mechanical glitches that can throw things off, making sure the sewing machine runs steady and reliable even when it’s cranking at full speed. No more unexpected hiccups messing with your workflow—this is gear performance you can count on.​

Strong Wear Resistance​

We didn’t skimp on materials here. These gears are made from high-quality alloys that are built to stand the test of time. They’ve got serious wear resistance, so even when they’re working hard—high speeds, heavy loads, day in and day out—they won’t let you down. The result? Your equipment lasts longer, you save on replacements, and you keep production moving without unnecessary interruptions. It’s durability that translates to real value for your operation.​

Smooth Operation, Low Noise​

Ever had a workshop where the machines are so loud they’re distracting? Not with these gears. We’ve designed the tooth meshing to be spot-on, with a perfect fit that keeps things running smooth. That means less vibration and way lower noise—making your workspace a more comfortable place to be. Your team will appreciate the quieter environment, and it’s one less thing to stress about during those busy production runs.

Highly Adaptable​

We get it—every workshop has different machines, and you need parts that play well with all of them. That’s why these gears are designed to fit a wide range of high-speed lockstitch sewing machine models. No complicated modifications, no guessing if they’ll work—just easy installation. And when it’s time for maintenance or replacement? It’s a breeze. Adaptability that keeps your operation flexible and efficient.​

Efficient Power Transmission​

Speed and efficiency are everything in production, and these gears deliver. We’ve optimized the structure to make sure power gets from point A to point B with minimal loss. That means your sewing machine gets the power it needs to run at high speeds without sacrificing performance. The result? Faster production, more output, and a smoother workflow. It’s gear efficiency that directly boosts your bottom line.

The 246 high-speed flat seam gear has become an indispensable core transmission component in industrial sewing equipment due to its advantages of high precision, high wear resistance and stable operation. It is not only suitable for many manufacturing fields such as clothing, shoes and hats, luggage, and home textiles, but also plays an important role in equipment maintenance and upgrading. By optimizing design and material selection, the gear effectively improves the overall performance and production efficiency of the sewing machine, and is an important guarantee for achieving efficient and stable production in the modern sewing industry.

Why choose us?

Since 1994, we’ve been leading the way in crafting top-notch internal bevel gears and custom gear solutions. With over three decades of industry expertise, we proudly follow ISO 4-6 standards, guaranteeing exceptional quality in every product. Our gears are built for outstanding reliability and lasting performance. We’re confident our premium, custom solutions will surpass your expectations.

Our team includes seasoned experts like a doctoral graduate, a respected member of the China Gear Standardization Technical Committee, and a postgraduate researcher specializing in bevel gear technology. Their extensive knowledge fuels our technical innovation and dedication to meeting industry standards.

When it comes to production, our facility is equipped with cutting-edge CNC seven-axis, five-linkage spiral bevel gear grinding and milling machines, plus a full range of advanced manufacturing and testing equipment. Every step of the process is closely monitored to ensure our products meet the highest standards of quality and efficiency.

Our company was formerly known as Changsha Double Star Gear Industrial Co., Ltd, which was established in 1994. It is a directly affiliated university-run enterprise founded by Central South University Professor Zeng Tao, the leading expert on spiral bevel gears in China. It was later renamed as Changsha Senjie Gear Co., Ltd (abbreviated as "CSG") in 2016. CSG is a production R&D base specializing in professional design, reserch, manufacture and sales of high-quality small module spiral bevel gears and high reduction hypoid gears and cylindrical gears. In 2023, Hunan Dinghan New Material Technology Co., Ltd. was established as a specialized international export business department. CSG has strong scientific research and development capabilities and is also equipped a full set of advanced equipment including seven-axis five-linkage CNC spiral bevel gear grinding machines and gear milling machines. By making the best use of the scientific and technological achievements and equipment of the Gear Research Institute of Central South University, machanical processing, heat treatment and testing. We have developed high-quality products featuring high reduction, high speed, heavy load, low noise and less teeth for users.

With the quality policy of "scientific and technological innovation, quality first, being first-class firm and customer‘s satisfaction", we have won the trust of well-known domestic and abroad enterprises with stable and excellent quality. It is committed to be a pioneer of the industry of China's small-module spiral bevel gears, and is dedicated to providing service for any related industry requiring industrial robots, CNC turning and milling compound power tool turrets, industrial sewing machines, reducers, bicycles, power tools and aeromodelling. We sincerely look forward to your cooperation!