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floor spring (famous Chinese brand Justor JU-48A)
floor spring (famous Chinese brand Justor JU-48A)

Minimum Order: 0
Quality/Safety Certification: 0.00

floor spring
1. main body material: wrought iron
2.plaque made of 304# stainless steel

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

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

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

*Adjustable length in cement container is 6mm,+/-2 degree adjustable in vertical and horizontal direction  at the position of 0 degree.




Technological data

Closing force


Suitable for maximum wide door leaf


The maximum bearing weight


The door closing speed is controlled by the adjusting valve,with two atage adjustable speed.

Operating angle

90 Degree


About 6kgs

Container size

Length:29cm Width:12.4cm Height:5.0cm

The products have passed chinese national QB/T3884-99 standard

304# stainless steel cover plate

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