floor spring door closer floor hinge - JM-838
1.500,000 opening times guarantee., 2.Inter-changeable spindle, 3.Max door weight:130 kg, 4.Max door size:1200*2400mm - details see: https://www.buildingsupplieshub.com/floor-spring-door-closer-floor-hinge-10054564
Type: Door Closers | Place of Origin: China (Mainland) | Brand Name: Jiamey | Model Number: JM-838 |
Material: Iron | Cover material: 304 Stainless steel | Max open degree: 105° | Buffer Area: 105°-90° |
Useful life: 500,000 | Warranty: 2 years | Speed adjustment: two stage adjustable speed | Max door width: 1200mm |

1.Closed at 0°
2.With 90° stop-device
3.Max open degree 105°
4.0°-90°back to 0° automatically
5.Buffer area: 105° -90°
6. 2 section speed adjustment valve: closing speed adjustmetn valve:90°-20°
latching speed adjustment valve:20°-0°
Specification: | |
Model No. | Floor spring JM-838 |
Range of temprature | -40°C~+40°C |
Location deviation of closing door | ±0.3° |
Maximum closing time | ≥ 46s |
Minimum closing time | < 3s |
Closing moment | 26/31N.m |
Opening moment | 42N.m |
Max Door weight | 130/150Kg |
Max Door height | 210-240cm/240/280 |
Max Door width | 130/150cm |
Running times | More than 500,000 cycle |
Guarantee | More than 2 years |
Packaging Detail:As to the customer's request |
Delivery Detail:in 25-30 days after got the deposit |