Retractable 3 point seat - Automobiles Products

All our retractable three point safety belts follow the below tech. requirment.

Item No. Reqm't Title Reqm't Value
1 webbing reaction test when pull out acceleration of webbing is 0.8g,locking distance ≥50mm (before and after durability test)
2 webbing reaction test when pull out acceleration of webbing is 2.0g,locking distance≤50mm (before and after durability test)
3 retractor reaction test when pull out acceleration of retractor is 0.45g,locking distance≤50mm;
when acceleration≤0.35g locking distance≥50mm (before and after durability test)
4 Tilt angle of
Sensitive device Tilt angle<12? can not lock(before and after durability test)
5 Tilt angle of
Sensitive device Tilt angle≥27?must lock (before and after durability test)
6 Retractable strength test
1~7
7 Durability test
after 4500 times pull out and rewind(corrosion and dust test in process),can work as normal and meet all the related requirment
8 dust test dust test for 5hours
9 Salt spray test Salt spray test for 50 hours
10 Load test for connector F≥14.7KN
11 dynamic test
displacement of dummies(mm)
torso 100~300/ hip 80~200
12 webbing width in natural state
under 9800N width≥46mm
13 Tensile strength of webbing F≥14700N
14 Illumination processing
of webbing after test,Tensile strength can not be less than 75% of natural state or 14700N
15 Low temperature treatment of webbing
after test,Tensile strength can not be less than 75% of natural state or 14700N
16 High temperature treatment of webbing
after test,Tensile strength can not be less than 75% of natural state or 14700N
17 Soaking processing of webbing after test,Tensile strength can not be less than 75% of natural state or 14700N
18 Wear-resisting processing of webbing
after test,Tensile strength can not be less than 75% of natural state or 14700N
19 Flammability characteristics of webbing
Combustion rate(V)≤100mm/min

safety belt