Double Overlay Ball Bearing Slides

HA3504 Double Ball Bearing Slide Rail 

The HA3504 series is a high-performance double overlay ball bearing drawer slide, engineered for demanding applications in industrial drawers, tool cabinets, and medical equipment. With an extended length range of 12-28 inches (300-700mm) and over-travel design, it ensures smooth full extension access, ideal for deep storage systems.

Key Features:

60kg Load Capacity: Reinforced cold-rolled steel (1.5mm thickness) provides exceptional durability for heavy tools or medical devices.

Ultra-Smooth Movement: Precision ball bearing system with blue zinc coating reduces friction and resists corrosion in harsh environments.

Over-Travel Mechanism: Allows the drawer to extend beyond the standard position for 100% accessibility.

Rigid Construction: Double overlay design enhances lateral stability, preventing wobbling under load.

Multi-Scene Application: Perfect for industrial workbenches, mechanic toolboxes, and medical carts requiring sterile, rust-resistant surfaces.

Double ball bearing system – Smooth, low-friction sliding

Constructed with 1.50 mm thickness cold-rolled steel. By using 5% salt spray for 48 HRS

The ball-bearing action can create a quiet environment at work.

Nylon buffer can reduce the direct contact between the outer and the inner channel.

Brand Name	HVPAL	Material	Cold Rolled Steel
Model Number	HA3504	Finish	Clear Zinc Electroplate
Loading capacity	60KG/450MM(18'')	Height	35mm
Length	12"-28" (300-700mm)	Application	Fruniture, Industrial drawers, Outdoor, Office Building, Hospital, Mall, Sports

 

APPLICATIONS

Q1: What are our advantages?
1. Strict QC: For each order, the QC department will conduct a strict inspection before shipment. Poor quality will be avoided inside the door.
2. Transportation: We have transportation department and freight forwarder, so we can guarantee faster delivery and keep the goods well protected.
3. The factory supports one-stop procurement, specializing in the production of metal box drawer systems, hinges, dampers and other furniture accessories.

Q2: How does your factory do in terms of quality control?
We have a professional QC team from production to packaging inspection for each item.

Q3:Can you assist us in customs clearance?

We can cooperate with customers to handle relevant customs clearance procedures and issue corresponding customs clearance materials. Any other questions, please click "Send", we will reply you within 24.

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