Heavy Duty Hydraulic Floor Spring for woonden door - floor spring, floor hinge MP-D988

FLOOR SPING, FLOOR HINGE MP-D988

Description:

1. floor spring, floor hinge data:

2.The casting of machine are offered by Taiwan sole proprietorship enterprises which have more than 10 years' die casting experience.

3.The main parts are all basic on CR-MO alloy various steel then forging molding,modulation and quenching heat treatment,after grinding,all accessories are immersion in the hydraulio oil with high quality and low temperature resistant,ensuring the machine operation nomally under minus 20°c to 40°c.

4.Built-in reducing valve,to prevent the destruction of the floor spring or oil leakage on occasion thatthe door is closed by strong pressure or wind force.

5.The product after passed test of over 500000 cycles,verification by national technical supervison departments,quality steady and operation normal,met technical standard.

6.Opening torque 78NM,Closing torque 62NM,Efficiency79%.

Floor spring installing:

Correct and wrong site contrast:

Dotted line is wrong site, full line is correct.

Floor spring, floor hinge acc Drawing:

MP-D988:

Remark:

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Sincerely hope to build up business relationship with you soon!