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A4

Name: A4
Brand: Appledental
Price: 1 USD

Rotor Speed : 200-520krpm

Model Number : A4 handpiece

Air pressure : 0.23-0.25Mpa

Head : Φ11.2mm

Chuck type : Push button

Water flow : 90-110ml/min

Noise : ≤65dB

Atomization pressure : 0.20-0.25 Mpa

Water spray : Single water spray

Water pressure : 0.2-0.23 Mpa

Brand Name : Appledental

Model : A4-004

Head type : Standard head

Torque : 0.4-0.45N

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A4 Handpiece | High-Torque Stable Dental Handpiece

Product Overview

A4 Handpiece is a standard heavy-duty dental electric handpiece designed for full-range routine dental treatments and high-frequency clinical use. Optimized with enhanced internal transmission structure, this A4 model delivers consistent high torque and ultra-stable rotational performance, perfectly solving power insufficiency and stalling issues common with ordinary handpieces. Adopting premium medical-grade metal material and precision bearing assembly, it maintains smooth, low-vibration operation even during long-hour high-load grinding, cutting and restoration procedures. Fully autoclavable and reusable, it withstands repeated high-temperature and high-pressure sterilization without performance decay. Universally compatible with dental brushless motors and standard dental chair systems, it serves as a reliable, durable and cost-effective core handpiece for daily standardized dental diagnosis and treatment.

Key Features & Advantages

Stable High-Torque Output: Upgraded internal drive structure provides powerful and steady torque, ensuring non-stall operation during hard tooth structure grinding and bulk restoration trimming, greatly improving clinical efficiency.
Low-Vibration & Smooth Operation: Precision calibrated bearing system minimizes running jitter and noise, delivering uniform rotation for neat grinding surface and improved patient comfort.
Excellent Sterilization Resistance: High-strength medical alloy construction resists corrosion, high temperature and pressure, supporting long-term cyclic autoclave sterilization and extending service life.
Universal Clinical Compatibility: Standard interface seamlessly matches mainstream dental brushless motors and dental chair equipment, enabling quick installation and free replacement.
Humanized Ergonomic Structure: Standard balanced grip design fits dentists’ operating habits effectively, reducing hand fatigue during high-frequency daily diagnosis and treatment.
Consistent Clinical Stability: Strict industrial precision processing ensures stable output under continuous high-load working conditions, avoiding abnormal shutdown and operational failure.
High Cost-Performance for Clinics: Durable reusable structure reduces equipment replacement and maintenance costs, ideal for large-volume daily dental treatment scenarios.

Applications

Suitable for full-range routine dental procedures including tooth grinding, cavity preparation, prosthodontics trimming, dental cleaning and restorative treatment, widely used in general dental clinics, professional stomatological hospitals and dental training centers.

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