Standard Series

• Description
• Parameters

• Descriptions:
  Customized high-strength alloy steel is used as the tooth body. The tooth body is heat treated to maintain the strength and toughness of the tooth body. The head is quenched to enhance the wear resistance of the tooth body head. It is used in conjunction with the tunnel boring machine and is suitable for low-strength tunnel excavation.
  
  
  
  

  Model	Coal seam rock grade?F value?					Installation dimensions?mm)
  	less than 3	3-5	5-8	8-11	more than 11	wheel diameter	shank diameter	shank length
  S100-53-19L	Y					53	30	66
  S120-50-17L	Y					50	30	74
  S120-55-22L	Y					55	30	74
  S135-65-25M		Y				65	38	76
  S135-65-25L		Y				65	38	76
  S135-70-30M		Y				70	38	76
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