Super hard rock series

• Description
• Parameters

• Descriptions:
  On the basis of standard teeth, the head of the tooth body is protected by inlaid alloy, which effectively protects the tooth body under super-hard rock formations and ensures the maximum performance of the main alloy. In the practice of tunnel boring machine with short transverse axis, F12-14 grade granite stratum has excellent performance in cost performance.
  
  

  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
  S135-70-28M 10S			Y			70	38	76
  S150-70-30M 10S			Y			70	38	76
  S150-80-33M 12S				Y		80	38	76
  S150-80-35M 16S					Y	80	38	76
  S260-70-33S 12S				Y		70	38	86
  S260-80-35M 16S					Y	80	38	86

  
  
  
  
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