Classic Series, Helical Teeth
Helical Classic series racks are available with metric modules ranging from 1 to 6. They are made of C45 steel, induction hardened and tempered. Teeth are ground to DIN 3962 class 6 precision and given tip relief.
Horizontal Tabs Overview
Performance data:
Available Modules:
1, 1.5, 2, 2.5, 3, 4, 5, and 6
Available Lengths:
500mm, 1000mm, 1500mm and 2000mm
Other lengths upon request.
Maximum Tangential Force:
? N
Advantages:
Easier installation , due to a better tolerance to vertical misalignments.
Specifications
Rack
Material:
C45
Tooth:
Helical, ground, with tip-relief.
Induction hardened and tempered, HRC 58-60
Pressure angle (α): 20°
Helix angle (β): 19°31’42”, right-handed
Pitch error:
Module 1-3: fpt =8 µm, cumulative Fp1000 =35 µm
Module 4-6: fpt =9 µm, cumulative Fp1000 =38 µm
Quality:
6 DIN 3962/63/67
Pinion
Material:
18CrNiMo5.
Tooth:
Helical, ground. Case hardened
and tempered, HRC 60-62
With tip-relief and crowning
Pressure angle (α): 20°
Helix angle (β): 19°31’42”, left-handed
Faces:
All faces ground, Ra ≤ 0.8 µm
Quality:
6 DIN 3962/63/67
Module
Number of Teeth
M1
18, 20, 22, 24, 25, 27, 30, 32, 35
M1.5
18, 20, 22, 24, 25, 27, 30, 32, 35
M2
16, 18, 20, 21, 22, 24, 25, 26, 28, 30
M2.5
16, 18, 20, 21, 22, 24, 25, 26, 28, 30
M3
18, 20, 21, 22, 24, 25, 26, 28, 30
M4
18, 20, 21, 22, 24, 26
M5
18, 20, 21, 22, 24, 26
M6
18, 20, 21, 22, 24, 26
Dimensions