Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
ConsentDo not consent
Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
Your message must
be between 20-3,000 characters!
Submit Requirement
Thank You！
Your requirement has been sent. we will contact you quickly!
{"title":"Medical-Grade Helical Compression Spring with ISO 13485-Certified Materials, \u00b10","imgUrl":"https:\/\/img.chinax.com\/nimg\/8a\/98\/f63a26a77a86419b912b5a1fe14d-200x200-1\/medical_grade_helical_compression_spring_with_iso_13485_certified_materials_2c_c2_b10.jpg","attrs":{"Material":"ASTM F138 titanium alloy, 316LVM stainless steel","Surface Finish":"0.002\u03bcm","Wire Diameter":"0.15mm","Dimensional Tolerance":"\u00b10.005mm"}}
{"title":"Compression Spring with Superior Elastic Recovery and High Fatigue Resistance","imgUrl":"https:\/\/img.chinax.com\/nimg\/2a\/c3\/e3a21f5eb0b04778903f7447d648-200x200-1\/compression_spring_with_superior_elastic_recovery_and_high_fatigue_resistance_for_maintenance_cost_reduction.jpg","attrs":{"Elastic recovery rate":"98%","Fatigue resistance":"35% better","Load capacity retention":"95% after 5 years","Load-deflection linearity":"\u00b12% tolerance"}}
{"title":"Precision Manufacturing Steel Helical Compression Spring for Industrial","imgUrl":"https:\/\/img.chinax.com\/nimg\/fe\/0b\/d9a9aa8843c9922ec071cd492b48-200x200-1\/precision_manufacturing_steel_helical_compression_spring_for_industrial_applications.jpg","attrs":{"Minimum Order Quantity":"Negotiable","Material":"Steel","Load Type":"Compression","Production Process":"Hot Roll"}}
{"title":"High-Carbon Steel Compression Spring with 2200 MPa Tensile Strength and 50 kN","imgUrl":"https:\/\/img.chinax.com\/nimg\/f5\/cd\/611bb7edc39e87138b2daaac7021-200x200-1\/high_carbon_steel_compression_spring_with_2200_mpa_tensile_strength_and_50_kn_load_capacity_for_heavy_duty_applications.jpg","attrs":{"Material grade":"ASTM A228, EN 10270-1","Tensile strength":"2200 MPa","Hardness rating":"45-50 HRC","Static load capacity":"50 kN"}}
{"title":"Helical Motorcycle Heavy Compression Springs Industrial Helical Compression","imgUrl":"https:\/\/img.chinax.com\/nimg\/b2\/17\/011997c32536f2ed8677266a993f-200x200-1\/helical_motorcycle_heavy_compression_springs_industrial_helical_compression_spring.jpg","attrs":{"Minimum Order Quantity":"Negotiable","Place of Origin":"Sihong, China","Brand Name":"Sunzo","Certification":"CE\/IATF16949\/45001\/14001\/9001"}}
{"title":"Extreme Conditions Alloy Steel Helical Spring Fatigue Resistant Precision CNC","imgUrl":"https:\/\/img.chinax.com\/nimg\/04\/61\/cc713bf30a60f2cb2577497ec87c-200x200-1\/extreme_conditions_alloy_steel_helical_spring_fatigue_resistant_precision_cnc_coiled.jpg","attrs":{"Place of Origin":"Sihong, China","Brand Name":"Sunzo","Certification":"CE\/IATF16949\/45001\/14001\/9001","Minimum Order Quantity":"Negotiable"}}
{"title":"Automotive Helical Torsion Spring 1.2 Million Cycle ISO Compression Spring 20mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/79\/92\/cf3b9b8dd6f91c6f30cb0bf7f33e-200x200-1\/automotive_helical_torsion_spring_1_2_million_cycle_iso_compression_spring_20mm.jpg","attrs":{"Place of Origin":"Sihong, China","Brand Name":"Sunzo","Certification":"CE\/IATF16949\/45001\/14001\/9001","Minimum Order Quantity":"Negotiable"}}
Engineered Precision for Hygiene-Critical Healthcare Applications
In the medical device industry, compression springs serve as critical components where performance reliability and biocompatibility directly impact patient safety and clinical outcomes. Our Medical-Grade Helical Compression Springs are engineered to meet the stringent requirements of surgical instruments, diagnostic equipment, and implantable devices, delivering exceptional precision in environments where hygiene and mechanical stability are non-negotiable.
Material & Biocompatibility Standards
Crafted from ISO 13485-certified materials, including ASTM F138 titanium alloy (for implantable applications) and 316LVM stainless steel (with 0.002μm surface finish), our springs undergo rigorous biocompatibility testing per ISO 10993-5 (cytotoxicity) and ISO 10993-10 (irritation/sensitization) standards, ensuring zero leachable contaminants and minimal tissue reaction.
Precision Engineering
Our engineering process integrates advanced CAD (SolidWorks Medical) with finite element analysis (FEA) optimized for medical load profiles—simulating dynamic stress during surgical tool actuation or diagnostic equipment cycling. This precision engineering achieves dimensional tolerances of ±0.005mm for wire diameters as small as 0.15mm, critical for micro-surgical instruments like laparoscopes and endoscopes.
Performance Specifications
Parameter
Specification
Force Output Tolerance
±2% across 10⁶ cycles
Service Life
5+ years for implantable devices
Wire Diameter Range
As small as 0.15mm
Dimensional Tolerance
±0.005mm
Manufacturing & Quality Control
Manufacturing adheres to cleanroom protocols (ISO 7 Class 10,000) with automated handling to prevent particulate contamination. Post-production sterilization validation includes ethylene oxide (EO) processing with residual levels <25ppm and gamma irradiation (25-40 kGy) for single-use devices. Each spring undergoes 100% visual inspection under 50x magnification and load-deflection testing using micro-force transducers with ±0.01N accuracy.
Application-Specific Solutions
Ophthalmic surgical tools: 0.18mm wire diameter springs with 0.003mm pitch precision for micro-incision procedures
Diagnostic analyzers: Anti-magnetic stainless steel springs with MRI compatibility (<0.5 Tesla magnetic susceptibility)
Trauma fixation devices: Nitinol shape-memory springs that maintain force under body temperature fluctuations
Certification & Documentation
Backed by a dedicated medical R&D team with 20+ years of FDA 510(k) submission experience, we provide full documentation packages including material certificates (3.1.B), process validation reports, and sterility assurance documentation. Our springs currently support 40+ Class III medical devices globally, with a field failure rate of <0.001%—underscoring our commitment to advancing healthcare through precision engineering.
