TYPES	Stroke inch	L extended inch	Compression force max. lbs
HB-70-100	4.37	13.03	11,240
HB-70-200	8.31	20.91	11,240
HB-70-300	12.24	28.78	11,240
HB-70-400	16.18	36.65	6,812
HB-70-500	20.12	44.53	4,856
HB-70-600	24.06	52.40	3,642
HB-70-700	27.99	60.28	2,833
HB-70-800	31.93	68.15	2,271

Hydraulic Dampers
HB-70-700

Linear motion control

Adjustable
Compression force max. 2,833 lbs
Stroke 27.99 inch

High quality and long service life: The hydraulic dampers of the product family HB can also be used as single or double acting brake. Its coated body and piston rods with wear-resistant surface treatment are features of high quality and long service life.

The maintenance free, ready-to-install and closed systems provide a constant feed rate and are adjustable. The control segment on the piston makes adjustment at the end position child’s play. Thanks to a broad selection of end fittings the assembly is easy to mount, so that the damper can be universally deployed for damping swinging masses, such as in power or free conveyors.

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CAD Drawings

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HB-70-700

Adjustable

Dimensions

Stroke	27.99 inch
L extended	60.28 inch

Technical Data

Compression force max. 2,833 lbs

Traction force max. 11,240 lbs

Outer body diameter Ø 2.75 in inch

Piston rod diameter Ø 0.55 in

Lifetime Approx. 250,000 cycles

Free travel Construction of the damper results in a free travel of approx. 20 % of stroke.

Separator piston Available as a special option without free travel achieved by separator piston and nitrogen accumulator.

Operating temperature range -4 °F to 176 °F

Adjustment Achieved by turning the piston rod in its fully extended or fully compressed position.

Positive stop External positive stops 0.20"""" to 0.24"""" before the end of stroke provided by the customer.

Damping medium Hydraulic oil or Automatic Transmission Fluid (ATF)

Material Outer body: Coated steel; Piston rod: Hard chrome plated steel; End fittings: Zinc plated steel

Mounting In any position

Note

Increased break-away force if unit has not moved for some time.

End fittings

They are interchangeable and if necessary must be positively secured by the customer to prevent unscrewing.

On request

Special oils, other special options and special accessories are available on request.

HB-70-700

Adjustable