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Address
Shanghai Songjiang District Sijing Town
Shanghai Hengyu Instrument Co., Ltd
Shanghai Songjiang District Sijing Town
The bone screw torsion testing machine is a device used to test and evaluate the performance of bone screws under torsional loads. It usually consists of a rotating device and a measuring system, which can apply controlled torsional force and measure relevant parameters such as torsional angle, torsional force, and stress. This testing machine can be used to evaluate the strength, durability, and reliability of bone screws to ensure their good performance in clinical use.
Application of bone screw torsion testing machine:
The bone screw torsion testing machine is mainly used for torsion testing of biomaterials surgical implants, bone joint implants, intramedullary fixators, bone screws and other materials. It is composed of the UHNZ2000YH measurement and control system and computer software. Meets JJG269-2006 "Torsion Testing Machine", YY0018-2008 "Metal Bone Screw for Bone Joining Implants", YY0591-2005 "Metal Locking Intramedullary Nail for Bone Joining Implants", YY/T0662-2008 "Mechanical Performance Requirements and Test Methods for Metal Bone Screw with Asymmetric Thread and Spherical Lower Surface Metal for Surgical Implants" ISO 6475:1989《Implants for surgery-Metal bone screwswith anymmetrical thread and spherical under-surface-Mechanical requirements and test methods》、ASTM F543-02《Standard Specification and Test Methodsfor Metallic Medical Bone Screws》 Waiting for various experimental standard methods.
Technical parameters:
| Product Model | UHNZ501 | UHNZ102 |
| The maximum torque | 100Nm | 200Nm |
| Control method | Constant speed torque, constant speed angle, and constant speed torque angle closed-loop control method | |
| Degree level | Level 0.5 | |
| Torque measurement range | 1%~100%F·S | |
| Torque indication degree | ≤±1%/±0.5% | |
| Torque display resolution | 1/300000 | |
| Measurement range of torsion angle | 1%~100% | |
| Twist angle indication degree | Better than ± 0.5% | |
| Twisted angle display resolution | 1/300000 | |
| Corner indication degree | ≤±1% | |
| Corner display resolution | 0.01° | |
| Zui large twist angle | 0~99999° | |
| Twist rate control adjustment range (°/min) | 0.05-800°/min | |
| Effective spacing between clamps | 250mm | |
| Sample specifications | HA1.5, HA2.0, HA2.7, HA3.5, HA4.0, HA4.5, HA5.0, HB4.0, HB6.5, HB7.0 and other reference standards ASTM F543, ISO 647 | |
| motor power | 0.4KW
| |
| power supply | 220V±10%,50Hz | |