1.body:wrought iron
2.cover:304 stainless steel
3.useful life: 500,000times
4.the rate of leaking:5/1000
1.product name floor spring
--- item no JU-48A
--- cover material 304 stainless steel
--- body material : iron
--- finish: SSS or PSS
--- closing force 25N.m
--- power size EN#3
--- max door weight 120kg
--- max door width 1200mm
--- speed control 90°-20° 20°-0°
--- useful life: 500,000 times
--- rate of leaking oil : 5/1000
--- the oil is Chang Cheng brand sinopec oil, Viscosity index is 260
keep the floor spring working at the temperature of -40° - 55°
--- warranty: 1.5 years. (when we confirm the quality problem is caused by our product itself, we will give a prefect floor spring as compensation
2. floor spring specification
| Item no | JU-48A |
| power size | EN#3 |
| closing force | 25N.m |
| maximum door weight | 120kg |
| maximun door width | 1200mm |
| hold open angle | 90° |
| maximum open angle | 115° |
| speed adjustment | speed 1: 90°-20° speed 2: 20°-0° |
useful life | 500,000 times |
| rate of leaking oil | 5/1000 |
| application temperature | -40°c -55°c |
| cement box size(mm) | 248*101*50.5 |
| product weight | 6kg |
| quantity | 4 pcs/carton |
| packing carton size(mm) | 320*300*240 |
| warranty | 1.5 years |
3. floor spring dorma parameter:
4. floor spring compoment
5. floor spring accesories
---use for wooden door
---material : iron
