SKF Quadro linear bearing units LQBR

Price 1000 INR/ Piece

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MOQ : 1 Piece

SKF Quadro linear bearing units LQBR Specification

Precision Rating
Class G3 as per ISO 10285

Inside Diameter
Equates to shaft diameter (12 mm to 80 mm)

Retainer
Polymer retainer

Cage Material
Polymer (reinforced plastic)

Lubrication Type
Initial fill: lithium soap grease, re-lubrication possible

Thickness
Depends on unit size

Bearing Type
Linear Ball Bearing Unit

Material
Bearing steel, aluminium housing

Structure
Linear Bearing Unit

Seals Type
Double-sided contact seals

Number Of Rows
Quadruple (4 rows)

Bore Size
Available in various sizes (typically 12 mm to 80 mm)

Outside Diameter
Varies by size (e.g., 22 mm to 120 mm)

Limiting Speed
Up to 3 m/s

Load Capacity
High (refer to catalogue for detailed values by size)

SKF Quadro linear bearing units LQBR Trade Information

Minimum Order Quantity
1 Piece

Supply Ability
1 Piece Per Week

Delivery Time
1 Week

About SKF Quadro linear bearing units LQBR

mm														N		kg
12	70	28	19	15	30	14	11	69	59	80	40	4.3	M 5	1,860	2,040	0.38	LQBR 12-2LS
16	80	30	24	17.5	35	16.5	11	86	70	96	52	4.3	M 5	2,500	2,550	0.57	LQBR 16-2LS
20	85	30	28	20	40	19	13	103	73	115	63	5.3	M 6	3,100	3,200	0.82	LQBR 20-2LS
25	100	40	35	25	50	24	18	123	87	136	75	6.6	M 8	5,600	6,300	1.43	LQBR 25-2LS
30	130	50	40	28	56	27	18	133	117	146	80	6.6	M 8	8,500	10,800	2.15	LQBR 30-2LS
40	150	60	52	35	70	34	22	166	132	184	97	8.4	M 10	14,600	18,000	3.83	LQBR 40-2LS
50	175	70	62	40	80	39	26	189	154	210	107	10.5	M 12	18,600	25,500	5.40	LQBR 50-2LS

Exceptional Load and Speed Capability

SKF LQBR linear bearing units provide high load capacity with quadruple rows and maintain impressive limiting speeds up to 3 m/s. Their precision engineering meets rigorous automation and machine tool requirements, ensuring reliable motion performances under demanding conditions.

Versatile Mounting and Interchangeability

The Quadro design features a robust bolt-on flange with four mounting holes, making installation straightforward. Fully interchangeable with ISO Series 3 linear ball bearings, SKF LQBR units offer hassle-free integration and easy replacement in existing machine designs.

Maintenance and Longevity

With an initial fill of lithium soap grease and re-lubrication options, SKF LQBR bearing units deliver extended operational life. Polymer cages and double-sided contact seals prevent contamination, further enhancing longevity and reducing maintenance intervals.

FAQs of SKF Quadro linear bearing units LQBR:

Q: How are SKF LQBR linear bearing units mounted for optimal stability?

A: SKF LQBR units utilize a bolt-on flange with four mounting holes, ensuring secure attachment and precise alignment on equipment. This straightforward mounting method facilitates easy integration into new or retrofit setups.

Q: What makes the SKF LQBR series suitable for automation and CNC machinery?

A: Their high load ratings, quadruple-row structure, excellent resistance to vibration and shocks, and precise G3 class tolerance make them ideal for demanding automation, CNC, packaging, and food & beverage applications where consistent linear motion is critical.

Q: When should I consider using the open versus closed housing option?

A: Closed housings offer better protection against contaminants, making them preferable in dusty or unclean environments. Open housings are selected when shaft support is necessary along the full length, offering flexibility based on machine design requirements.

Q: Where can SKF LQBR units be sourced and are they interchangeable with other brands?

A: SKF LQBR units are widely available from authorized distributors, importers, and suppliers throughout India. Thanks to their ISO Series 3 interchangeability, they can easily replace compatible linear ball bearings from other brands.

Q: What is the process for re-lubricating SKF LQBR bearing units?

A: The units are initially lubricated with lithium soap grease. For continued optimal performance, periodic re-lubrication is possible, typically via a lubrication port or after removing the unit, depending on usage conditions and environmental factors.

Q: How do the double-sided contact seals in SKF LQBR bearings enhance operational reliability?

A: These seals block the entry of dust, debris, and moisture, thereby protecting the bearing internals. This results in steadier operation, reduced wear, and longer service life, especially in environments prone to contamination.

Q: What are the primary benefits of using polymer cages and retainers in SKF LQBR units?

A: Polymer cages and retainers are lightweight and reduce friction, contributing to quieter operation and smooth ball movement. They also optimize grease distribution, supporting longevity and consistent performance of the bearing unit.

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