Industrial Drawer Slides - SDP Partial Extension
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Industrial partial extension drawer slides are telescoping linear rail assemblies that allow a heavy duty load-bearing carriage to extend only part of the rail length while remaining partly supported inside the structure. This partial-extension design provides compact guided motion, high load support, and greater stability than designs that require the carriage to travel completely beyond the supporting rail. The assembly uses an internal slider, precision ball cage, and hardened steel outer rail to guide the moving load smoothly through the available stroke.
PBC Linear SDP Series heavy-duty steel drawer slides are designed for industrial applications where full extension is unnecessary but controlled linear travel and load capacity are important. The SDP rail can be used by itself as a compact partial-extension drawer slide or as the core rail used to build SDB rear-mount, SDF face-mount, and SDS side-by-side drawer slide systems. Pairing, opposing, or arranging SDP rails side by side allows related configurations to provide longer extension, greater contamination protection, or narrower mounting geometry.
SDP partial extension drawer slides are used for machinery trays, service panels, equipment compartments, automation systems, industrial storage, machine access doors, and mobile equipment. Hardened steel construction, corrosion-resistant surfaces, and precision ball guidance provide rigid, repeatable movement under load. Because part of the moving carriage remains supported inside the rail during extension, the system can reduce overall installation space while maintaining stable guided motion.
- Heavy-duty partial extension drawer slides for industrial linear motion
- Partial extension design with stroke up to approximately half the rail length
- Maximum stroke: up to 1,013mm
- Available rail lengths: 130mm to 1,970mm
- Load capacity: up to 24,230N
- Internal slider, precision ball cage, and hardened steel outer rail
- Carriage remains partially supported during extension for added stability
- Compact alternative where full-extension travel is not required
- Corrosion-resistant hardened steel construction
- Precision ball guidance for smooth, repeatable travel under load
- Standalone SDP rails also form the basis of SDB, SDF, and SDS drawer slide systems
- Suitable for machinery trays, service panels, equipment compartments, automation, and industrial storage
Frequently Asked Questions
What are partial extension drawer slides?
How far do partial extension drawer slides travel?
What is the difference between partial extension and full extension drawer slides?
Why use heavy-duty partial extension drawer slides?
How much load can heavy-duty partial extension drawer slides support?
What parts make up a partial extension drawer slide?
What is the advantage of keeping part of the carriage inside the rail?
Are partial extension drawer slides only used for drawers?
What rail lengths are available for SDP partial extension drawer slides?
Can partial extension drawer slides be used to build other slide configurations?
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