Our robust stainless steel chains shine in diverse industries including food processing, pharmaceuticals, chemical production, rubber processing, non-ferrous metal smelting, electronic equipment, environmental protection machinery, and heat treatment solutions. Engineered for mechanical transmission and seamless conveying, they are the ideal choice for your operational needs.
Discover the versatility of our conveyor chains, essential for efficient material handling in food production, wood and paper industries, logistics, packaging machinery, building materials machinery, and environmental protection sectors.
Our conveyor chain products stand out with their exceptional high strength, impressive wear resistance, precise alignment, outstanding corrosion resistance, and remarkable temperature tolerance. These characteristics ensure efficient, smooth, and reliable material conveying in various demanding environments.
Drive chains from Hangzhou Sfr Technology Co., Ltd. are the backbone of power transmission. They are indispensable in agricultural machinery, construction machinery, escalator drives, as well as in logistics and packaging machinery sectors, ensuring reliable and uninterrupted power delivery.
Agricultural Machinery Chain
Designed specifically for agricultural excellence, our agricultural machinery chains excel in rice, wheat, corn, cotton, and other crop machinery. They deliver robust driving and conveying capabilities, enabling the full mechanization of agricultural processes, from plowing and sowing to harvesting.
Our traction chains are engineered to perform in high-demand environments such as forklifts, harbor stackers, textile machinery, parking garages, drilling rigs, aerial work platforms, and pipe benders, ensuring superior traction and reliability.
Transmission chain (Driving Chain)
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Short Pitch Precision Roller Chain (A Series)(1,2,3)
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04C-1 06C-1-2-3 085-1-2-3 08A-1-2-3 10A-1-2-3 12A-1-2-3 16A-1-2-3 20A-1-2-3 24A-1-2-3 28A-1-2-3 32A-1-2-3 40A-1-2-3 48A-1-2-3
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25 35 35-2 35-3 41 40 40-2 40-3 50 50-2-50-3 60 60-2 60-3 80 80-2 80-3 100 100-2 100-3 120 120-2 120-3 140 140-2 160 160-2 180 200
200-2 240
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Short Pitch Precision Roller Chain (B Series)(1,2,3)
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06B-1-2-3 06B-1-2-3 08B-1-2-3 10B-1-2-3 12B-1-2-3 16B-1-2-3 20B-1-2-3 24B-1-2-3 28B-1-2-3 32B-1-2-3 40B-1-2-3 48B-1-2-3 56B-1-2-3
64B-1-2-3 72B-1-2-3
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Heavy Duty Series Roller Chain(1,2)
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08AH-1 10AH-1 12AH-1-2-3 16AH-1-2-3 20AH-1-2-3 24AH-1-2-3 28AH-1-2-3 32AH-1-2-3 40AH-1-2-3
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40SB 43SB 50SB 60SB 63SB 80SB 08BSB 08BSBY1 10BSB 12BSB C2050SB
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410 415 415H 420 420H 428 428H 520 520H 525 525H 530 530H 630 630H
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Engine Mechanism Chain (Timing Chain)
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Self-Lubrication Roller Chain
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08BSLR 10BSLR 12BSLR 16BSLR 40SLR 50SLR 60SLR 80SLR
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Double Pitch Transmission Chain
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208A 208B 210A 210B 212A 212B 216A 216B 220A 220B
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P15F-B P20-B P25-B P25F1-B P30F2-B P36-B P40-B P45-B P50-B P55-B P60-B P70-B P80-B
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SFR Since 1991, Chain Group has been a trailblazer in manufacturing and innovating premium motorcycle and industrial chains. Our relentless pursuit of quality and groundbreaking innovation keeps us at the forefront of the industry.
SFR proudly operates four fully owned factories and one joint venture, all certified by ISO9002, ISO9001, and ISO/TS16949 Quality Management System, ensuring our products meet the highest international standards.
SFR With over 2000 series, SFR's exceptional products are exported to more than 60 countries worldwide. Our chains are indispensable in a diverse array of industries, including agriculture, motorcycles, metallurgy, wood processing, and food & beverage processing. At SFR Chain, we embody the spirit of integrity, efficiency, and innovation, striving to provide the highest quality products and services to our valued customers.
SFR is a global leader in chain drive solutions, offering renowned brands such as SFR, SUNFUN, MOTOMAX, EP, and TVH. We are dedicated to delivering excellence in every chain drive product.
Our steadfast commitment to research and development has led SFR to form strategic partnerships with esteemed universities and research institutes in China. We've also established an Intelligent Chain Drive Research Center within our group, resulting in more than 70 patents. This enables us to provide an extensive range of power transmission and conveyor chains at highly competitive prices.
Since our inception in 1991, we have emerged as a leader in the chain industry with five production bases, spanning approximately 110,000 square meters of factory space. We proudly hold over 180 patents and offer more than 2,000 chain varieties and 8,000 product specifications.
Our products reach over 80 countries globally and are extensively used in various sectors, including logistics and conveying, the food industry, the petroleum industry, engineering machinery, lifting equipment, packaging machinery processing, environmental protection equipment, and tobacco machinery, among others.
SFR: Leaders in Chain Drive Solutions SFR is dedicated to ramping up its investments in manufacturing and R&D. By embracing Industry 4.0, we continually elevate our technology, products, marketing, and brand influence. This ongoing commitment enhances our comprehensive strength, ensuring we deliver superior chain drive solutions to our valued customers.
High-Speed Industrial Chain Plate Punching Experience automatic high-speed punching that combines high efficiency and precision. Our equipment is designed with excellent sound insulation and environmental protection measures, ensuring smooth and environmentally-friendly operations.
State-of-the-Art Motorcycle Chain Automatic Assembly LineOur automatic assembly line for chains seamlessly integrates various processes, including parts loading, chain assembly, automatic detection, pre-stretching, head riveting, and oiling. This all-in-one solution achieves true automation and efficiency for agricultural chain assembly.
Advanced Automatic Assembly Line for Agricultural Chains Our system employs cutting-edge electromechanical integration, combining mechanical molds with pneumatic and hydraulic components to achieve the automatic assembly of complex structure chains. This ensures precise and reliable performance.
Precision Testing Machines SFR Chain boasts five state-of-the-art manufacturing plants spanning over 50,000 square meters and employs nearly 1,000 skilled professionals. We attract top talent and utilize advanced manufacturing and inspection equipment to maintain the highest quality standards and achieve effective economies of scale.