Handpiece Bearing

STH High-speed Dental Bearing

STH High-speed Dental Bearing of high precision level P4 (ABEC 7),
to be perfectly application for high-speed dental turbine handpieces

Product Specifications:
·Rotating speed 350.000-450.000 rpm under air-pressure of 200-250Kpa
·Working life for about six months assurance under the normal operation 
·Bearing with Steel balls and Ceramic balls to supply available
·Tolerance grade High precision level ABEC 7 (P4)
·Super-low noise and Super-low vibration
·Perfectly application for many brands of High-speed dental turbine handpieces,
such as KaVo, NSK, W&H, Bien Air, Midwest, Star, SIEMENS-Sirona, Lares, Dabi Atlante, etc.

Material of Bearing Parts:

Bearing Parts	Materials	Characteristics
Outer ring	Refined Stainless Steel 9Cr18Mo (AISI440C)	Antirust, Corrosion resistant, Hardness of Freezing Treatment
Inner ring	Refined Stainless Steel 9Cr18Mo (AISI440C)	Antirust, Corrosion resistant, Hardness of Freezing Treatment
Shield	Refined Stainless Steel	Antirust, Corrosion resistant
Balls	Refined Stainless Steel	Antirust, Corrosion resistant
	Super-hard Ceramic Si3N4	Abrasion resistant, Corrosion resistant
Cage	Torlon (Polyamide-imide)	High strength, Ant-fraying, Self-lubricating, High temperature resistant
	Phenolic (Textolite)	High strength, Ant-fraying, Self-lubricating, High temperature resistant

Conventional Packing:
·Pack 20 pieces carefully into plastic-tube, then pack 100 pieces into paper-box
·Pack individual piece into sealed plastic-film, then pack into paper box
·Could pack well according to customer's special requirements

Delivery Details:
·Minimum order quantity: 300 pieces totally
·Delivery time: within 7 workdays (for the first small order)