HSS M2 RS25~RS200 roller chain sprocket hobs with TIN coating

Product Overview

Description

HSS RS25~RS200 M2 roller chain sprocket hobs with TIN coating

 

SIZE:(mm)

 

Specification (Pitch ×Roller Dia.)	Outside Dia.	Overall Length	Hole Dia.
9.525×6.35	70	60	27
12.7×8.51	80	70
15.875×10.16	90	85	32
19.05×11.91	100	100
25.4×15.875	115	115
31.75×19.05	140	140	40
38.1×22.23	140	150
44.45×25.4	150	180
50.8×28.58	160	200
63.5×39.68	180	240

 

 

 

 

 

 

 

 

Tooth profile of roller chain sprocket hob cutter :

 

 

Hob cutter series :  gear hob , pre-shaving gear hob, pre-grind gear hob, involute spline hob, parallel side spline hob, ground sprocket hob , and timing pulley hob.

 

 

Production process of HSS M2/M35 RS25~RS200 roller chain sprocket hobs with TIN coating

 

 

Material Introduction:

 

A. W6Mo5Cr4V2 (GB)  M2( ASTM), S6-5-2(DIN), SKH51(JIS)
   chemical composition:C 0.85, Si 0.38, Mn 0.35, P≤0.030, S≤0.030,  Cr 4.10, W 6.00, Mo 4.80 V 1.85
   main application:It is widely used for making all kinds of cutters and durability cold-work die

 

B. W6Mo5Cr4V2Co5 (GB), M35( ASTM), 1.3243(DIN), SKH55(JIS)
   chemical composition: C 0.93, Si 0.38, Mn 0.35, P≤0.030, S≤0.030, Cr 4.10, W 6.30, Mo 4.80 V 1.85, Co 5.00
   main application:It is often used for making blades with  high-speed and great cutting difficulty as it’s good abrasive resistance

 

 

W6Mo5Cr4V2(M2),W9Mo3Cr4V(W9),W18Cr4V(W18),W6Mo5Cr4V2Al(M2Al),W6Mo5Cr4V2Co5(M35),W2Mo9Cr4VCo8(M42),W4Mo3Cr4VSi(4341),W4Mo2Cr4VSi(4241)