Sell waterproof & airtight zipper

waterproof & airtight zipper You May Also Be Interested In: airtight zipper
Size:NO.8

Teeth material: cupronickel

Tape material: Neoprene


Item
Unit
Date

Width of zipper
MM
7.0

Total width of zipper
MM
70.0

Pulling intension of zipper
N/IN
>=250

Strength of the top stop
N
>=350

Strength of the bottom stop
KPA
>=350

Airtight
M
>=100

Dive depth
N
>=10

A irtight after 200 times reciprocation
N
>=90

Dive deptfter 200 times reciprocation
M
>=9

Chain smooth
N
<55

Smooth of top and bottom stop
N
<75

Work temperature

-300-600

Chemistry resist
Work safely after 24 hours deep in 93# gas