sintered carbide roller  

ROLLERS FOR COLD ROLLING RIBBED BARS
GRADE AND SPECIFICATION OF ROLLERS
GRADE	MECHANICAL PROPERTIES
	DENSITY  G/CM3	HARDNESS	TRS
YGH30	14.02	84.9	2700
YG15	14.28	86.8	2500
STANDARD TUNGSTEN  CARBIDE ROLL DIMENSION
WIRE RANGEΦ	(OD)ΦMM	(ID)ΦMM	(T)MM
4-8.5	125	82	15
9~12	125	82	20
4-8.5	140	90	15
9~12	140	90	20
4-8.5	150	90	15
9~12	150	90	20
Other types of rollers may be offered according to customers' requirement.
Application requirements of dimensional
1. Any striking on and collision with roll rings is strictly prohibited.
2. When installing the whole assembly of roll rings,  the clearance of the bearings in relation to the casings should be on
the tighter side .
3. The precision of rotation of the whole assembly ( circular runout and end runout ) should be kept within ±0.05mm.
4. The fitting -in of the whole assembly and the roll rings shall be a transitional fitting -in and  fastened.
5. The roll rings should not be cooled by water or oil water emulsion.
6. The joints of the pipes in  the internal cooling system should not be leaky and it is advisable that no cooling  is applied.

Carton case or wooden case and inner plastic bag. Also we can pack as customer's requirement.

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