SKF Linear plain bearings LPBR

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SKF Linear plain bearings LPBR Specification

Cage Material
Polymer

Inside Diameter
12 mm to 80 mm

Lubrication Type
Self-Lubricating

Retainer
Yes

Precision Rating
Standard

Thickness
Depends on size (varies from 10 mm up)

Bearing Type
Linear Plain Bearing

Material
Steel (Outer ring), Polymer (Bearing liner)

Structure
Plain Bearing

Seals Type
Contact Seals (on both sides)

Number Of Rows
Single Row

Bore Size
12 mm to 80 mm

Outside Diameter
22 mm to 120 mm

Limiting Speed
Up to 3 m/s

Load Capacity
High (depending on size and application)

Maintenance
Maintenance-free (under normal conditions)

Interchangeability
ISO 10285 standard

Application
Linear motion guide systems

Weight
Varies with size (e.g. 0.04 kg to 1.5 kg)

Static Load Capacity
As per SKF catalogue (varies by size)

Corrosion Resistance
Good, due to polymer liner

Mounting
Press fit into housing

Dynamic Load Capacity
As per SKF catalogue (varies by size)

Suitable Shaft
Hardened and ground shaft

Temperature Range
-20°C to +80°C

Surface Finish Quality
High and Smooth

About SKF Linear plain bearings LPBR

8	16	25	14	8	-	-	510	13	1,800	0.005	-	R 8	-
12	22	32	20	10	7.6	78	965	24	3,350	0.012	0.008	LPAR 12	LPAT 12
16	26	36	22	12	10.4	78	1,530	38	5,400	0.016	0.012	LPAR 16	LPAT 16
20	32	45	28	15	10.8	60	2,400	60	8,300	0.03	0.023	LPAR 20	LPAT 20
25	40	58	40	20	13.2	60	4,000	100	14,000	0.06	0.045	LPAR 25	LPAT 25
30	47	68	48	23	14.2	50	5,500	137	19,300	0.09	0.07	LPAR 30	LPAT 30
40	62	80	56	25	18.7	50	8,000	200	28,000	0.20	0.15	LPAR 40	LPAT 40
50	75	100	72	30	23.6	50	12,000	300	41,500	0.34	0.26	LPAR 50	LPAT 50
60	90	125	95	35	29.6	54	16,600	415	60,000	0.63	0.46	LPAR 60	LPAT 60
80	120	165	125	45	38.4	54	29,000	720	1,00,000	1.50	1.10	LPAR 80	LPAT 80

Advanced Self-Lubricating Design

SKF LPBR linear plain bearings feature a self-lubricating polymer liner, providing long-term, maintenance-free operation. This minimizes downtime and lowers the total cost of ownership, making them ideal for demanding linear motion applications where continuous reliability is essential.

Reliable Performance Across Applications

With a robust steel outer ring and a smooth polymer cage, these bearings maintain high precision and durability. Their resistance to corrosion and ability to withstand various environmental conditions ensure suitability for industrial sectors, automation systems, and machinery operating within the specified temperature range.

Versatile and Standardized Mounting

SKF LPBR bearings are designed for press-fit mounting into housings and conform to ISO 10285 standards. This ensures seamless interchangeability, enabling easy replacement or updates within existing linear guide systems without complex modifications.

FAQs of SKF Linear plain bearings LPBR:

Q: How are SKF LPBR linear plain bearings typically mounted in guide systems?

A: SKF LPBR linear plain bearings are designed for press-fit installation into housings. This straightforward process allows secure and accurate mounting, making them ideal for new construction or replacement in linear motion guide systems.

Q: What benefits does the self-lubricating polymer liner provide?

A: The self-lubricating polymer liner ensures maintenance-free operation under normal conditions, reducing the need for periodic lubrication and minimizing both downtime and maintenance costs.

Q: Where can I use SKF LPBR bearings in industrial applications?

A: SKF LPBR bearings are suitable for linear motion guide systems in automation, packaging, industrial machinery, and similar environments, particularly where low maintenance and reliable motion are required.

Q: What shaft requirements are necessary for optimal LPBR bearing performance?

A: For best performance, SKF LPBR bearings require a hardened and ground shaft with a high-quality, smooth surface finish. This ensures proper function and longevity.

Q: When is it necessary to replace these bearings?

A: Replacement is typically only needed if the bearing exhibits excessive wear or damage, as the design is intended for maintenance-free use under normal operating conditions.

Q: How does the LPBR series ensure corrosion resistance?

A: The polymer liner used in the LPBR series provides good corrosion resistance, making these bearings appropriate for environments prone to moisture or mild corrosive agents.

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