Durable Heavy Duty Commercial Automatic Door Closer Long Service Life Time

051 Small square 051A Smal round 061 Medlum square 061A Medlum round door closer

1. Appropriate weight of door 25-45kg, appropriate width of door 900mm;
2. With stop function, (90 degrees) positioning, and (180 degrees) without positioning;
3. Use high-quality O -shaped seal rings to effectively prevent oil spills;
4. Piston gear is made of high quality carbon steel material and is treated with heat to ensure the service life of the product;
5. Spring made of high quality spring steel wire ensures the strength of the product to be maintained for a long time'
6. Use of high-quality aluminum alloy die-casting body, three layers of paint protection, to prevent oxidation of the body;
7. Suitable temperature: -30-60 degrees.

1. Appropriate weight of door 40-65kg, appropriate width of door 950mm;
2. With stop function, (90 degrees) positioning, and (180 degrees) without positioning;
3. Use high-quality O -shaped seal rings to effectively prevent oil spills;
4. Piston gear is made of high quality carbon steel material and is treated with heat to ensure the service life of the product;
5. Spring made of high quality spring steel wire ensures the strength of the product to be maintained for a long time'
6. Use of high-quality aluminum alloy die-casting body, three layers of paint protection, to prevent oxidation of the body;
7. Suitable temperature: -30-60 degrees.

WENZHOU GRH MANUFACTURE CO.,LTD

is one of main hardwares supplier start from 2002 years in Wenzhou city of China.

We deal with most kinds of funiture and building hardwares .Like cabinet handles,knob,door handle,locks,door stopper,glass holder,latchs, plastic or matel accessories,sink,bowl shelf,bathroom accessories,screws,industrial support,industrial legs, and so on. All the products export to Europ,North/South American,South Asian,South Africa,Middle East,etc.

    With a perfect sales network in the economic globalization,WENZHOU GRH is facing new opportunities and challenges. We have been introducing in advanced production equipment and technical strength,and focused on every detail in production and every working procedure in market servey,information feedback,product development,quality inspection and sale service,this showing GRH real spirit,culture,and strength to build up a credible. reliable and high-quality brand of GRH in the hardware industry.