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9W8452 Bucket Teeth Alloy Steel Casting Caterpillar E330 Excavator
Specification
OEM | 9W8452 |
Model Number | E330 |
Color | Yellow |
Process | Casting |
Performance | Wear Resistance and extended service life |
Weight | 11.6KG - 14.1KG |
hardness | HRC48-52 |
Styles | Standard bucket teeth, RC bucket teeth,TL bucket teeth |
Type | Crawler excavator |
Description
1. Practice has proved that the wear rate of the outermost tooth of
the bucket is about 30% faster than the innermost tooth during the
use of the bucket teeth of the excavator. It is recommended to
change the position of the bucket teeth abnormally after a period
of time.
2. In the process of using bucket teeth, please choose bucket teeth
according to different construction sites. For general excavation,
weathered sand, surface media, etc., flat-head bucket teeth are
used. RC-type bucket teeth are used for digging massive hard rocks,
and L-type bucket teeth are generally used for digging massive coal
seams. TL bucket teeth can increase the rate of coal lump
generation. In actual use, users often like the universal RC type
bucket teeth. It is recommended not to use RC type bucket teeth
under special circumstances. It is best to use flat teeth, because
RC type teeth will look like "fists" after a period of wear.
Excavation resistance is large and power is wasted. The
bottle-mouth bucket teeth always maintain a sharp surface during
wear, reducing digging resistance and saving fuel.
3. The driving mode of the excavator driver is also very important
to improve the utilization of bucket teeth. The driver should try
not to retract the bucket when raising the boom. If the starting
arm is raised while the bucket is retracted, this operation will
cause the teeth to be torn from the top when the teeth are torn
upwards, and the teeth will also be torn apart. Pay special
attention to the coordination of actions during this operation.
Some drivers often use too much force in the action of extending
their arms to send their forearms, and quickly "knock" the bucket
on the rock or force the bucket on the rock. This will break the
teeth or easily hit the bucket into cracks, knocking the big and
small arms.
4. The wear of the tooth seat is also very important to the service
life of the bucket teeth of the excavator. It is recommended to
replace the tooth seat after the tooth seat is worn by 10% to 15%,
because there are excessively worn tooth seats and bucket teeth.
The large gap changes the fit and stress point of the bucket tooth
and the tooth seat, and the bucket tooth will break due to the
change of the force point.
5. The excavator driver should pay attention to the digging angle
when digging, and try to master it when digging. When digging down,
the bucket teeth are perpendicular to the working surface, or the
camber angle is not more than 120 degrees, so as not to break the
bucket teeth due to excessive tilt. Also need to be careful not to
dig the arm left and right under the condition of high resistance,
this will cause the bucket teeth and the tooth seat to be broken
due to excessive force on the left and right, because the
mechanical design principle of most types of bucket teeth does not
consider the left and right design The force.
6. The part numbers mentioned in the list are for reference only.
We do not imply that any parts are the products of these
manufacturers.