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China Floor Spring Hinge Factory – D-8000 Double Engine Cylinder Floor Spring – Dorrenhaus

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We know that we only thrive if we can guarantee our combined rate competiveness and good quality advantageous at the same time for Mortise Door Lock, Hold Door Shut, Door Closer Services, Customers first! Whatever you require, we should do our utmost to help you. We warmly welcome customers from all over the world to cooperate with us for mutual development.
China Floor Spring Hinge Factory – D-8000 Double Engine Cylinder Floor Spring – Dorrenhaus Detail:

If your premises require that you have door closers, and you would prefer concealed ones, then floor springs have the edge over conventional versions because they are well suited to pretty much any situation; they are great for full-height or heavier doors, work equally well with single or double-leaf and, best of all – they automatically combine functionality with aesthetic appeal.

Performance parameters of D-8000
Model D-8000
Applicable Standard EN1154
Engine Cylinder Double
Closing Force Fixed EN2/EN3/EN4 for optional
Max Door Width 1000-1200mm
Max Door Weight 100-150kg
Max Open Degree 130°
Stop-Device 90°
Latching Speed Adjustment 0°-20°
Closing Speed Adjustment 20°-90°
Application Temperature  -40° to 60°
Dimension:Length*Width*Height 306mm*108mm*41mm
Material of Cover Plate 304SS or 201SS
Thickness of Cover 1.0mm or 1.2mm
Finish SSS/PSS/Matt Black
Service Life Over 500,000cycles
Warranty 3 years

Dorrenhaus comprises R&D center, testing laboratory,manufacturing center and sales dept, has over 10 in-service engineers and research specialists. Since it was founded, developing High performance door control products has always been the objective of Dorrenhaus. Dorrenhaus people have continuously tried to improve product quality, introducing oversea high and new technical equipment,giving our company good technical capabilities. Moreover, all of our R&D engineers has more than 20 years experience in door closer industry.

Our value message is QUALITY and SERVICE
10 years of hardware manufacturing experience
Can customized any size and color
Compensation if late delivery or bad quality
Competitive prices
Experienced professionals
24 hours online after-sales service
OEM &ODM offered
We boast our own R & D, production, exports, and logistics team

Floor springs are especially effective for oversized doors—floor-height doors are often too large and heavy for traditional door closers, so floor springs with straps and top pivots are a good option.


Product detail pictures:

China Floor Spring Hinge Factory –  D-8000 Double Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Floor Spring Hinge Factory –  D-8000 Double Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Floor Spring Hinge Factory –  D-8000 Double Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Floor Spring Hinge Factory –  D-8000 Double Engine Cylinder Floor Spring – Dorrenhaus detail pictures

China Floor Spring Hinge Factory –  D-8000 Double Engine Cylinder Floor Spring – Dorrenhaus detail pictures


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With our outstanding administration, powerful technical capability and strict top quality handle procedure, we go on to provide our purchasers with reliable good quality, reasonable selling prices and excellent services. We goal at becoming certainly one of your most responsible partners and earning your gratification for China Floor Spring Hinge Factory – D-8000 Double Engine Cylinder Floor Spring – Dorrenhaus , The product will supply to all over the world, such as: Egypt, Nepal, Madagascar, Now the competition in this field is very fierce; but we will still offer best quality, reasonable price and most considerate service in an endeavor to achieve win-win goal. "Change for the better!" is our slogan, which means "A better world is before us, so let's enjoy it!" Change for the better! Are you ready?
  • This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
    5 Stars By Evelyn from Johannesburg - 2017.08.16 13:39
    In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!
    5 Stars By Martin Tesch from Roman - 2017.10.23 10:29
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