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Inner Tube QC and tyre quality inspection:

Some common factors:

INNER TUBE:
measurement
diameter inner/ outer
pattern
air leaking test


TIRE:
measurement
diameter inner/ outer
Tread width / section width
pattern

tyre quality inspection


Kinds of Tyres and Inner Tube:

truck tyre  
passenger car tyre 
earth-mover tyre 
industrial tyre 
agricultural tyre 
logging tyre 
aircraft tyre 
motorcycle tyre 
cycle tyre 
bicycle tyre
conventional section tyre 
low section tyre 
super low section tyre 
wide base tyre 
wide section tyre
diagonal  tyre
radial ply tyre 
removable tread tyre
beaded-edge cycle tyre(B/E)
wire-edge cycle tyre(W/E)
straight side of bicycle tyre(SS)
hooked bead of bicycle tyre(HB)
croctchet tyre for bicycle
tubular tyre for bicycle
atmospheric pressure tyre 
internal supporter tyre
arch tyre
elliptical tyre

tyre quality control

Various defects for Tyres and Inner Tube quality control:

separation 
cracking
shortage
repeat skin
spongy
blister
channelling
surface roughness
open splice
splice ridge
step
foreign matter
stamping of foreign matter
surface damage
flashing 
crown cord flashing
Chunking
rounded pattern
pattern dislocation
mold edge misalignment
roughness on tyre cavit
wrinkled cords in tyre cavity
crooked cords
splited cords
cords breaks
wrinkled buckled or torn chafer
exposed cord in bead
bead deformation
uneven bead width
rounded bead toe
bead edge
draw up bead ring
bead ring fracture
wrinkling inner tube
grown inner tube
under thick of inner tube
splice cracking of inner tube
valve hole misalignment
irregular flap
narrow flap
torn flap
unclear marking
bicycle quality inspection
 

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