高速 400 000 rpm 低噪音不锈钢混合陶瓷球 SR144 牙科手机轴承

产品概述

High-Performance Dental Handpiece Bearings: Precision Engineered for Reliability

For dental handpiece manufacturers, repair technicians, and distributors, the bearing is the core of tool performance. 所以, our dental handpiece bearings are engineered to deliver a precise balance of ultra-high speed capability, minimal vibration, and long service life. 此外, each component is manufactured under controlled clean production conditions. This ensures compliance with strict medical device industry standards.

主要特点

高精度

Dental bearings require extremely tight tolerances. This ensures accurate positioning and stable operation of the dental bur at very high speeds.

此外, dimensional accuracy typically exceeds ABEC-7 standards for high-speed instrument bearings.

此外, a highly controlled surface finish and precise roundness of the inner and outer raceways improve consistency. 因此, high-speed performance remains stable throughout the bearing’s service life.

High-Speed Capability

These bearings operate at extremely high rotational speeds. 通常, they reach 350,000 到 450,000 RPM under 200–250 KPa air pressure.

This makes them suitable for modern dental applications that demand fast and stable cutting performance.

Corrosion and Wear Resistance

The bearing rings are usually made from corrosion-resistant stainless steel. 同时, the balls are made from silicon nitride ceramic (氮化硅).

Silicon nitride ceramic offers high hardness and strong wear resistance. 此外, it has low thermal expansion and excellent corrosion resistance.

所以, it performs well even in environments with limited lubrication.

Low Noise and Low Vibration

Compact dust cover designs help reduce contamination and noise. 同时, tighter tolerances improve rotational stability.

此外, the lightweight structure and self-lubricating properties significantly reduce vibration. 因此, patient comfort is greatly improved during dental procedures.

Heat Resistance

High-speed rotation generates heat during operation. 所以, dental handpiece bearings use heat-resistant materials.

此外, optimized structural design improves heat dissipation. This helps maintain stable performance under continuous use.

应用领域

High-Speed Air Turbine Handpieces

These are used for cavity preparation, crown shaping, and removal of old fillings.

Low-Speed Electric & Air-Driven Handpieces

These are suitable for polishing, finishing, and prophylaxis procedures.

手术手机

These are widely used in implantology and oral surgery. In these applications, torque stability and reliability are critical.

牙髓手机

These are used for root canal treatment. Precision and smooth rotation are essential in this field.