floor spring(one of biggest brand in China,Justor,JU-80) excellent quality

1.main body material: wrought iron 2.planque is made of 304 stainless steel 3.calibration is available for the floor spring.

1. Adopting double-spring design, opening lightly and smoothly,prolonging service life.

2. Inside pressure reducing valve to prevent the destrution on occasion that the door closed by strong pressure or wind force

3. General design, suitable for left and right hand to open the door in single and both sides.

4. Use low temperature frostbite hydraulic oil,ensuring the normal door-closing speed when the temperature is forty degree below zero

5. Cement container, height,width and length can be adjustable which is convenient for assembling

 304# stainless steel cover plate

Feature	Technological data
Closing force	35NM
Suitable for maximum wide door leaf	150CM
The maximum bearing weight	150KGS
The door closing speed is controlled by the adjusting valve
Operating angle	90 Degree
Weight	About 6.5kgs
Container size	Length:30.8cm Width:10.8cm Height:4.20cm
The products have passed Chinese national QB/T3884-99 standard