Anti-vibration unit (box type) BUE/BU/BUR/BUL

Frame

Performance/Features
Specifications/standards
Main use

Exhibits a wide range of anti-vibration effects from low frequencies to high frequencies: It is suitable for supporting large models such as generators and when loads are applied locally.

Watch introduction video

How to adjust the anti-seismic stopper [Anti-vibration unit]

Performance/Features

・By adopting a high-performance coil spring, it exhibits a wide range of anti-vibration effects from low to high frequencies.
・Both the frame and base are hot-dip galvanized for excellent rust prevention performance.
・Equipped with an earthquake-resistant stopper to prevent earthquakes and strong winds
・Easy to install with bolts only

BUE-type

Uses high-performance springs. With surging prevention function.

fn≒2.3Hz

BU-type

Uses a coil spring.

fn≒4Hz

BUR-type

Uses Anti-vibration rubber.

fn≒8Hz

BUL-type

Uses a coil spring. With surging prevention function.

fn≒4Hz

Specifications/Standards

BUE-type

Part number	Spring constant (N/mm)	Appropriate load range (N)	Product mass (kg)	Accessories (Mounting bolts)
BUE-350	68.8	2750 to 3430	18	M16×50L spring washer tapered washer 2 each Plain washer Four
BUE-600	117.6	4900 to 5880	18.6
BUE-750	146.8	5880 to 7350	18.7
BUE-900	176	7350 to 8820	19.1
BUE-1100	215.6	8820 to 10780	19.6
BUE-1400	269.5	10780 to 13720	20.2
BUE-1800	352.5	13720 to 17640	20.2
BUE-2300	451	17640 to 22540	21.1

* Specification with rubber pad is also available. The product number is <BUE-○○○○G>

BU-type

Part number	Spring constant (N/mm)	Appropriate load range (N)	Product mass (kg)	Accessories (Mounting bolts)
BU-200	99	1180-1960	7.4	M16×35L spring washer Plain washer 2 each
BU-350	172	1960-3430	7.7
BU-600	294	3430 to 5880	8
BU-1000	492	5880 to 9810	8.3
BU-1500	733	9810 to 14700	8.7
BU-2000	982	14700 to 19600	8.4

*Specifications with a surgeless function are also available. The product number is <BU-○○○○SL>

BUR-type

Part number	Spring constant (N/mm)	Appropriate load range (N)	Product mass (kg)	Accessories (Mounting bolts)
BUR-200	392	1180-1960	6.7	M16×35L spring washer Plain washer 2 each
BUR-350	686	1960-3430	6.7
BUR-600	1180	3430 to 5880	6.9
BUR-1000	1960	5880 to 9810	6.9
BUR-1500	2940	9810 to 14700	8.2
BUR-2000	3920	14700 to 19600	8.2

BUL-type

Part number	Spring constant (N/mm)	Appropriate load range (N)	Product mass (kg)	Accessories (Mounting bolts)
BUL-100	58.8	(580) to 1000	3.3	M12×30L Spring washer Plain washer 1 each
BUL-135	78.6	1000 to 1330	3.3
BUL-200	117.6	1330 to 2000	3.4

Main use

BUE type building application example

・Hotel
・Hospital
・Apartment
・Hole
・Studio
・Office building
・Precision factory
・General factory

BU type building application example

・Hotel
・Hospital
・Apartment
・Sound hall
・Studio
・Precision factory

BUR type building application example

・Office building
・School
・General factory

BUL type building application example

・Hotel
・Hospital
・Apartment
・Sound hall
・Studio
・Precision factory

Product information