Product Description
CZPT Timing belt pulley bar stock gives the end user the ability to construct their own pulleys. Especially for those who need CZPT , cost-effective prototypes.
Our bar stock is CZPT in Metric and Inch sizes,
· HTD3M, 5M, 8M;
· MXL,XL,L;
· T2.5, T5, T10; AT5, AT10
· More pitches on demand.
The most commonly used material:
C45E and CZPT
| Process | Equipment | Precision Degree | Machining range |
| Blank Making | Resin bonded sand production line;Vertical parting flaskless molding line,146 opening production line;Electric furnace; CZPT cupola; Guillotine shear,Punching machine; Forge rolling machine; CZPT die forging machine; | precision cast; precision forging; precision molding | All sorts of casting and forging parts |
| Heat Treatment | Vertical furnace; Speckled furnace;High frequency quenching furnace | Material hardness transformation≤HRC1 | Hardening and Tempering; Quenching; CZPT frequency quenching; Carburizing and quenching |
| Machining | Precise NC machine | Dimesion tolerance 6 degree; Roughness Ra0.8; Roundness,straightness and concentricity accuracy≤0.01mm | inner hole≥5mm, outside diameter ≤800mm |
| Grinding machining | NC excircle grinding machine; Surface grinding machine | Dimesion precision 5 degree; Roughness Ra0.4 | Outside diameter 3mm to 320mm |
| Teeth-profile Making | NC gear hobbing maching; gear slotting machine | Roughness Ra1.6; Concentricity 0.05 | Maximum module M=10, OD≤1800mm |
| Hobbing and drilling | CNC machine;drilling machine;NC milling machine | Hole dimesion tolerance 6 degree; positioning accuracy 0.05 | Workbench leghth 1650mm; width 852mm; minimum diameter 1mm |
| Other Machining | Hydraulic broaching machine; sawing machine; punching machine; lather labeling machine | keyway tolerance 7 degree; symmetry degree 0.05 | spline; straight keyway; spline keyway |
| Surface Treatment | polishing machine; plating production line; spray-painting line;coating line;oxidizing line; phosphating line | In accordance with CZPT pean standard RoHS. | Surface polishing; Cr6+free zinc plating,Nickle hard chromium; Decorative chrome plating;Nickle;Paiting; phosphating; Anodizing;blackening;Dacrotized |