HOMETECH INFO
2023-05-13

Physical performance standards for zippers



Top stop pulling force

Type

#3

#4

#5

#8

#10

Metal

78 N

80 N

100 N

150 N

160 N

Nylon

50 N

70N

90N

115 N

130 N

Plastic

60 N

70 N

100 N

150 N

160 N

Bottom stop pulling force

Type

#3

#4

#5

#8

#10

Metal

50 N

60 N

80 N

150 N

180 N

Nylon

40 N

50N

80N

110 N

120 N

Plastic

40 N

60 N

70 N

100 N

120 N

Slider lock hold

Type

#3

#4

#5

#8

#10

Metal

30 N

50 N

60 N

90 N

100 N

Nylon

20 N

30N

35N

60 N

70 N

Plastic

25N

30 N

35N

60 N

80 N

Plane tensile strength

Type

#3

#4

#5

#8

#10

Metal

380 N

425 N

500 N

650 N

800 N

Nylon

380 N

400 N

600 N

800 N

900 N

Plastic

250 N

300 N

350 N

500 N

550 N

 

Pull smoothness

Type

#3

#4

#5

#8

#10

Metal

3.0 N

3.5 N

4.0 N

6.5 N

7.0 N

Nylon

4.0 N

5.0 N

5.0 N

7.0 N

7.0 N

Plastic

4.0 N

5.0 N

7.0 N

7.0 N

9.0 N

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