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28 Module Herringbone Double Helical Gear Shaft

Categories Double Helical Gears
Brand Name: YIZGEAR
Model Number: DB220804004
Place of Origin: CHINA
MOQ: 1 Piece
Price: $1000/ Piece
Payment Terms: L/C, D/P, T/T, Western Union
Supply Ability: 100 Pieces/Month
Delivery Time: 75 Days
Packaging Details: Plywood Crate
Module: 28
Gear Profile: Double Helical Gear
Hardness: 260-300 HB
Manufacturing Process: Gear Milling
Accuracy Grade: ISO 6-7
Direction: Left-Hand & Right Hand
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28 Module Herringbone Double Helical Gear Shaft

28 Module Gear Grinding Double Helical Gear Shaft

1) Description of double helical gear

Double helical gear is a special type of helical gear.

The teeth are twisted oblique to the gear axis and with both left hand and right hand helical teeth.

2) Features of double helical gear

The double helical form balances the inherent thrust froces.

The gear set must have the same helix angle.

2) Applications of double helical gear

Heavey duty industry need to remove the thrust froces. Gearbox


ProductsDouble Helical Gear
Custom Made
Profile TypeCylindrical Gear
ManufacturingGear Milling
Gear Teeth Grinding
Module (M)Custom Made
Number of Teeth (Z)97
Pressure Angle (α)20°
Helix Angle (β)13°
Teeth Accuracy GradeISO 8-9 Grade
Heat TreatmentQuenching & Tempering
Surface Hardness260-300HB

STEEL CODE GRADES COMPARISON
CHINA/GBISOГΟСТASTMJISDIN
45C45E4451045S45CCK45
40Cr41Cr440X5140SCr44041Cr4
20CrMo18CrMo420ХМ4118SCM2225CrMo4
42CrMo42CrMo438XM4140SCM44042CrMo4
20CrMnTi 18XГT SMK22 
20Cr2Ni4 20X2H4A   
20CrNiMo20CrNiMo220XHM8720SNCM22021NiCrMo2
40CrNiMoA 40XH2MA/
40XHMA
4340SNCM43940NiCrMo6/
36NiCrMo4
20CrNi2Mo20NiCrMo720XH2MA4320SNCM420 

Quality 28 Module Herringbone Double Helical Gear Shaft for sale
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