TAIZHOU HUANGYAN JINHONG MOULD PARTS CO.,LTD.

1.The JH Ejector Sleeve range includes straight, stepped, multi-step or thin-walled sleeves.
2.Other materials and SKD61
3.Working hardness designed for your application.
4.Various surface treatments such as nitriding, titanium nitride and vacuum are available.
5.Sleeves are available in lengths ranging from under 10mm to 1000mm.
6.The ID and OD are concentrically ground to ensure proper alignment.
We can achieve a tolerance of 0.002mm if you need it.
Material Inner Hardness
FDAC
Inner Hardness
HRC38°±2°
HRC52°±2°
Surface Hardness
HV1000°±100°
HRC52°±2°
Heat Treatment
Nitrided
Vacuumed