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china power factory single roller cone roller cone bit
china power factory single roller cone roller cone bit
china power factory single roller cone roller cone bit
china power factory single roller cone roller cone bit

Costa-Rica china power factory single roller cone roller cone bit

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Costa-RicaProducts

cocoyu@jsbit.com.cn

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Description

  1. Palm body and wheel material:15GrNi4Mo(15 chrome nickel 4 manganese)
  2. The tooth profile of the cone is:steel teeth (milled teeth),insert teeth Steel teeth are mainly used in fully weathered mudstone strata and sand egg formations, The steel teeth are high and fast.

The teeth (inlaid with carbide teeth )tooth profile (IADC)mainly has 517.537,617,637teeth

Specification:

1

Rubber & metal sealed bearing

2

Tooth shaoe(IADC)mainly has 517,537,617,637 teeth

3

Roller cores mainly szie:61/2  81/2  91/2 121/4inch cores

4

Matching principle:

  1. sand layer, weathered mudstone :steel teeth (milled tooth gear)
  2. Soft rock formation :generally refers to the formation below 30MPa,using 517 teeth
  3. Medium hard formation :40-80MPa hardness rock,using 537,617 teeth
  4. Hard rock formation :>80MPa hardness rock,using 617teeth ,metal sealed core.

 

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Costa-Ricachina power factory cone roller machine bit

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