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Hydraulic oil grade for hydraulic system on
Vacuum bowl cutters and high speed bowl chooper cutter

frigid area(latitude)  L-HM32 or L-HM22 (wear-resistant hydraulic oil) 
Reference international standard oil  ISO VG 32 or ISO VG 22

CHINA AREA (latitude) L-HM32  (wear-resistant hydraulic oil) 
Reference international standard oil  ISO VG 32

Tropical region (latitude) L-HM46  (wear-resistant hydraulic oil) 
Reference international standard oil  ISO VG 46