详情描述

Intercom Door Technology Description:

1. Product quality meets the Public Security Ministry's industry standards "General Technical Conditions for Elevator and Apartment Intercom Electronic Access Control Security Doors GA/T73-94" and "General Technical Conditions for Security Doors GB17565-1998."

2. Key Indicators:

The surface of the intercom doors is all treated with anti-corrosion, featuring a smooth and even coating for long-lasting durability.

The lock installation area is reinforced with a steel plate of thickness not less than 3mm, serving as anti-theft and anti-prying protection.

● Frame Structure: The steel thickness of the door frame is generally not less than 2mm, and the steel thickness of the door leaf is generally not less than 0.8mm.

● Fit Gap: The gap between the door leaf and door frame should not exceed 4mm.

● Hinge: Purchase reinforced steel hinges to adequately support the door weight, suitable for frequent door opening and closing applications.