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hl a19 heavy duty carbon steel sliding window door roller-0

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HL-A19 Heavy-Duty Carbon Steel Sliding Window & Door Roller
HL-A19 Heavy-Duty Carbon Steel Sliding Window & Door Roller

HL-A19 Heavy-Duty Carbon Steel Sliding Window & Door Roller

Place of Origin:

china

Brand Name:

peak

      

Minimum Order Quantity:

1

Price:

Based on customization or project requirements

Delivery Time:

Within 15days

Payment Terms:

100%TT

Supply Ability:

200000 units per month

B2B B2C

Introduction

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· Heavy-Duty Carbon Steel Build: Stamped from high-strength carbon steel to withstand heavy sash loads and prevent deformation.
· Precision Smooth Gliding: Outfitted with a Ø19.0mm concave wheel (R2.5) for silent, low-resistance, and jump-free operation.
· Corrosion-Resistant Finish: Premium color zinc plating offers superior protection against rust, oxidation, and humidity.

The HL-A19 is an industrial-grade sliding hardware solution engineered for smooth, dependable sash movement in aluminum sliding window and door systems. Built from reinforced carbon steel and stamped to precise geometric tolerances, this roller assembly is designed to distribute weight evenly, reducing track friction and delivering quiet, low-resistance operation over thousands of duty cycles.

Key Features

  • High-Strength Carbon Steel Housing: Stamped from heavy-gauge carbon steel to resist structural deflection and deformation under consistent vertical loads.
  • Corrosion-Resistant Color Plating: The exterior features an industrial yellow zinc/color-plated finish, providing an extra layer of defense against humidity, oxidation, and coastal salt-air wear.
  • Precision-Engineered Roller Wheel: Outfitted with a durable $\emptyset$19.0mm concave wheel featuring a precise R2.5 tracking radius, ensuring the sash glides securely along standard aluminum tracks without jumping or rattling.
  • Standardized OEM Fit: Perfect for high-volume automated window assembly lines or drop-in field retrofits, matching international hardware footprints.

Technical Specifications

Parameter

Specification Details

Model Number

HL-A19

Primary Application

Aluminum Sliding Windows & Patio Doors

Main Material

High-Grade Carbon Steel

Surface Finish

Color Zinc Plated

Roller Diameter

$\emptyset$19.0 mm / 0.748"

Overall Case Length

75.5 mm / 2.972"

Housing Width

10.0 mm / 0.394"

Total Height (Inc. Roller)

19.6 mm / 0.772"

Mounting Hole-to-Hole Distance

50.8 mm / 2.0"

Groove Configuration

6.0 mm Width / R2.5 Radius

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