Metal Spring Door Closer Buffer For Sale

Metal spring porta mais perto buffer is a spring-like hydraulic device on the door head. When the door is opened, it can be compressed and released to automatically close the door. It acts like a spring door and can ensure that the door is opened accurately and timely to the initial position.

Metal Spring Door Closer Buffer. Metal Spring Door Closer Buffer.

Modern hydraulic door closers (referred to as door closers) began with a patent registered by the Americans in the early twentieth century. Metal Spring Door Closer Buffer. It is different from traditional door closers in that it achieves a buffer effect by throttling the liquid in the door closers.

Metal Spring Door Closer Buffer. The core of the design idea of the hydraulic door closer is Metal Spring Door Closer Buffer For Sale to realize the control of the closing process so that the various functional indexes of the closing process can be adjusted according to the needs of people. door closer.

Função

A importância do fecho de porta não é apenas para fechar automaticamente a porta, mas também para proteger a moldura da porta e o corpo da porta (fechamento suave). Mais importante ainda, a fechadura de portas tornou-se uma parte importante da gestão inteligente de edifícios modernos.

Os fechos de porta são usados principalmente em edifícios comerciais e públicos, mas também são usados em casa. Eles têm muitos usos, o mais importante deles é fazer com que a porta se feche sozinha para limitar a propagação do fogo e a ventilação no edifício. porta mais perto.

Company Introduction

HARSLE is a leading and professional metal working machine manufacture in China, which was established in 1997 and is located in the cultural ancient city of Nanjing, Jiangsu Province.

After 20 years of development, it has been a famous and influential, and modern enterprise that owns three subsidiary cooperations;

Printable Protective Film. They are Nanjing HARSLE CNC Machine Tool Co., Ltd; and HARSLE INDUSTRIAL LIMITED. Its sales revenue has been increased by over 100% yearly in recent years.

HARSLE endeavors to provide high-quality machines and satisfied after-sales service, our machine products include CNC&NC Press brake.

Have swing beam shearing machine, guillotine shearing machine, mechanical & pneumatic punching machine, hydraulic press brake machine, rolling machine, ironworker, laser cutting machine, and steel door production line, etc.

They have been sold to over 100 countries and 10000 customers all over the world in different fields.

After Sales Service

1. Warranty period is 24 months after receiving machine; any quick-wear part is available for free during guarantee period under proper operation, customers only need to pay for the freight of the replaced new parts.

2. O serviço de instalação e treinamento é opcional para o cliente, qualquer cliente pode solicitar este serviço da HARSLE, ele deverá assumir a passagem aérea e hospedagem do nosso engenheiro durante a viagem.