135mm Bottom Track Automatic Sliding Door System - Heavy-Duty Floor Guide Rail

1. 135mm Heavy-duty Thermal Break Profile, Stable Structure and High Strength

135mm profile width with multi-cavity reinforced structure, high rigidity and excellent wind pressure resistance, suitable for large-size doors and windows installation.

2. Ground Track Load-bearing Design, Stable Operation Without Shaking

Load-bearing on the bottom track, reasonable force distribution, the sash runs stably without shaking or swinging, and has longer service life.

3. Thermal Break Insulation Structure, Excellent Energy Saving and Heat Preservation

Adopts thermal break aluminum and insulation strip design, effectively blocks heat and cold transfer, improves the overall heat insulation and energy efficiency of the door.

4. Multi-layer Sealing System, Strong Sound Insulation and Waterproof Performance

Equipped with EPDM gaskets and multi-layer weather strips, with outstanding air-tightness, water-tightness and sound insulation, creating a quiet and comfortable living environment.

5. High Load-bearing Capacity, Suitable for Large Glass Sashes

Maximum load-bearing capacity per sash is more than 180kg, which can be matched with large-size insulated glass to provide a wider and unobstructed view.

6. Smooth and Silent Sliding, Better User Experience

Matched with high-precision stainless steel pulleys and tracks, sliding is light, smooth and silent, no jamming even after long-term use.

7. Multi-track and Multi-sash Optional, Flexible Space Utilization

Supports double-track and triple-track design, can realize multi-sash sliding and linkage opening, maximizing lighting and ventilation effects.

8. High-end Customization, Suitable for Villas, Balconies and Large Houses

Specially designed for high-end home decoration, villa balconies, sunrooms and large space partitions, combining elegant appearance and excellent performance.

Products
Technical Data

Technical data

Parameter Category	Parameter Details
Basic Parameters	Product Name: 135 Series Heavy-duty Thermal Break Ground Track Sliding Door
	Profile Width: 135mm
	Material: Thermal Break Aluminum Alloy
	Profile Wall Thickness: 2.0mm - 3.0mm
	Track Structure: Ground Track Load-bearing
Performance Parameters	Maximum Load Per Sash: ≥180kg
	Suitable Glass: 5+20A+5 / 6+18A+6 / 8+20A+8 Insulated Glass
	Maximum Sash Width: ≈1200mm
	Maximum Sash Height: ≈3300mm
	Sealing Configuration: EPDM Gaskets + Multi-layer Weather Strips
	Track Options: Double Track / Triple Track
	Opening Style: Sliding / Linkage / Screen Optional

Product description

The 135mm Bottom Track Automatic Sliding Door System is engineered for large and heavy door applications where a robust floor guide is essential for stability. The 135mm wide bottom track provides a solid foundation for the door panels, preventing swaying and ensuring smooth, straight movement even under heavy use. This system is ideal for wide entrances with large glass panels or heavy decorative doors. Key Features: 135mm wide heavy-duty bottom track | Provides superior stability for large, heavy doors | Smooth and straight door movement | Compatible with automatic door operators | Suitable for wide commercial entrances | Durable aluminum construction. Applications: Hotel lobbies, shopping mall entrances, large commercial buildings, and any wide entrance requiring a stable bottom-track door system.