Finecaster Casting Co., Ltd is a new enterprise reformed from state-owned Zhenjiang Automotive Casting Factory, which founded in 1966,belonged to the Southern Group(now the SAIC) to supply the professional cast iron auto parts. Stuff of 500 people, annual production more than 15 thousand tons, with ISO90000:20000 certification,, products exported to France ,Germany, Italy, USA and other countries, won national award of quality controlling from the government every year.
Our company has experience of 40 years and advanced technology. We built a horizontal continuous casting production line on 2009 and officially operated in the end of 2010. Now we have production capability of continuous cast iron round bars & billets up to 10000 tons and mechanical processing capability of 7000 tons annual.
We have 8 R&D stuffs working on development of products and QC research. Manage all departments by running ERP system. More than 40 machining equipments, more than 10 type of testing equipments (include SPECTROMAXX). The area of factory is up to 10000 square meters. Two more plants are building up at present.
Now our products are used widespread in below area:
1. Hydraulic pressure and pneumatic parts field: valve, fairlead, gear wheel and piston;
2. Machine tool parts: sea saw, guiding rail, worktable and transmission gear;
3. metallurgy machine parts: the transporting roller for the high-speed wire rolling mill;
4. Refrigerator compressor parts: piston ring and sliding blade:
5. Mould fields: glass mould, plastic mould, grinding wheel mould and die-casting mould etc.
6. Car components: gear, gear box etc.
7. Weave and printing machine parts: roller, axis, gear and flange;
8. Train making fields: dowel ringer of veering framework for express train.
Mark Casting Section Thickness Strength of Extension Hardness HBS metallographic Structure HT100 2.5~10 130 H145 ≤170 ferrite 10~20 100 20~30 90 30~50 80 HT150 2.5~10 175 H175 150~200 ferrite+pearlite 10~20 145 20~30 130 30~50 120 HT200 2.5~10 220 H195 170~220 pearlite 10~20 195 20~30 170 30~50 160 HT250 4.0~10 270 H215 190~240 pearlite 10~20 240 20~30 220 30~50 200 HT300 10~20 290 H235 210~260 100%pearlite (inoculated cast iron) 20~30 250 30~50 230 HT350 10~20 340 H255 230~280 101%pearlite (inoculated cast iron) 20~30 290 30~50 260 Nodular Cast Iron Mechanical Property Material Designation Strength of Extension Yield Strength Rate elongation BH metallographic Structure QT350-22L 350 220 22 ≤160 ferrite QT350-22R 350 220 22 ≤160 ferrite QT350-22 350 220 22 ≤160 ferrite QT400-18L 400 240 18 120-175 ferrite QT400-18R 400 250 18 120-175 ferrite QT400-18 400 250 18 120-175 ferrite QT400-15 400 250 15 120-180 ferrite QT450-10 450 310 10 160-210 ferrite QT500-7 500 320 7 170-230 ferrite+pearlite QT550-5 550 350 5 180-250 ferrite+pearlite QT600-3 600 370 3 190-270 ferrite+pearlite QT700-2 700 420 2 225-305 pearlite QT800-2 800 480 2 245-335 pearlite or sorbite QT900-2 900 600 2 280-360 tempered martensite
or troostite+sorbite




