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DONGGUAN VERRO INDUSTRIAL CO.,LTD
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Product (181)
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Company Info
DONGGUAN VERRO INDUSTRIAL CO.,LTD [China (Mainland)]
Business Type:Manufacturer
City: Dongguan
Province/State: Guangdong
Country/Region: China (Mainland)
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caster know-how
Wheel:
Designations:
1=Tread/tyre
2=wheel center/rim
3=hub
4=wheel bearing
Dimension:
D=Wheel diameter
d=Axle bore diameter
T1=Hub length
T2=Wheel width
Wheel consist of tread/tyre,wheel center/rim and a wheel bearing.
Depending on thei nature,the wheels have different load capacities,rolling resistance and rolling qualities.
Swivel caster:
Designations:
1-3=swivel bracket
1=Top plate fitting
2=swivel head(swivel bearing)
3=swivel fork
4=wheel
5=wheel axle
Dimensions:
H=total height/mounting height
F=offset
A,B=plate dimesions
a,b=bolt hole spacing
d=bolt hole diameter
Swivel casters are vertically rotatable and make appliances,etc.manoeuvrable.A fork is fitted to the fitting element by a swivel head.
To enable a smooth swivel motion of the fork,the wheel is generally fitted with a horizontal distance between tthe axis of the swivel bearing and the wheel(offset)
If correctly dimensioned,the offset allows a smooth swivelling of the caster without additional tools as well as directional stability.
Swivel casters can be equipped with brake systems to lock:
1)the rotary motion of the wheel(wheel brake)
2)the rotary motionof the wheel and the swivel motion of the fork.
3)The swivel motion of the fork
Fixed caster:
Designations:
1=fixed bracket
2=wheel
3=wheel axle
Dimensions:
H=Total height/mounting height
A,B=plate dimensions
a,b=bolt hole spacing
d=bolt hole diameter
Fixed casters provide directionla stability for appliances,etc and can't be swivelled.
Designations:
1=Tread /tyre
2=Steel-band
Demensions:
D=Outer diameter
d=Inner diameter
T2=Width
Press-on bands/tyres consist of different elastomers and are equipped with a steel ring or a steel insert.
Depending on their neture,press-on bands/tyres have different load capacities,rolling resistance and rolling qualities.
