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PRODUCTS |
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Ningbo Zhongbang Holding Development Co., Ltd
Add:No.328, Penglai Road, Model industrial park£¬Xiangshan, Zhejiang
Tel £º86-574-65888888
Fax £º86-574-65722845
Contact person £ºMiss.Wang
Url £ºwww.nbcbh.com
E-mail£ºnbjmjc@yahoo.com.cn
Linda Fang Xie
European Chief Representative(based in London)
Add: 118 Charlton Road, London SE7 7EY£¬UK
Tel: 0044£¨0£©20 8465 5188
¡¡¡¡ 0044£¨0£©7941 891 716
E-mail: lindafxie@hotmail.com
Url:http://www.nbcbh.com |
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MMB1420
WORK ACCURACIES
| Model |
Workpiece to be ground |
Roundness |
Cylindricity |
Surface Roughness |
| MMBl420 |
EXTERNAL |
0.001mm |
0.005mm |
Ra¡Ü0.04¦Ìm |
| INTERNAL |
0.002mm |
|
Ra¡Ü0.16¦Ìm |
SPECIFICATIONS
| Working Capacity |
| External diameters groundable |
mm(") |
¦µ8-¦µ200 |
| Bores groundable |
mm(") |
¦µ18-¦µ80 |
| Max£®1ength groundable |
mm(") |
500(20) |
| Max£®length of bore groundable |
mm(") |
125(5) |
| Work table |
Max travel
|
mm(") |
600(24) |
| Hydraulic traverse speed |
m(")min |
0.01-4 |
| Max.angle of swivel |
degree |
-5¡ã¡ª+9¡ã |
| Wheelhead |
| Traverse per turn of handwheel |
mm(") |
1(0.04£© |
| Movement per graduation on micro adjustment knob |
mm(") |
0.001£¨0.00004£© |
| Max.size of grinding wheel |
mm(") |
300£¨12£© |
peripheral speed of grinding
wheel at max.size |
m/sec ft/sec |
35,17.5(115,57) |
| Headstock |
| Spindle speed(steplessly variable) |
r.p.m. |
80-300 |
| Spindle nose taper |
Morse No. |
3 |
| Tailstock |
| Stroke of center sleeve Max. |
mm(") |
30(1.2) |
| Taper of center sleeve hole |
Morse No. |
3 |
| Internal Grinding Attachment |
| Spindle speed (2speeds) |
r.p.m. |
21000,10000 |
| Electric Motors |
kw |
4.4 |
| Overall dimensions (L¡ÁW¡ÁH) |
mm(") |
2200¡Á1300¡Á1500 (86¡Á51¡Á59) |
| Net weight(approx) |
kg |
2500 |
STANDARD ATTACHMENT
| Grinding wheel dresser |
1set |
| Center rest£¬open type |
1set |
| Center rest£¬colsed type |
1set |
| Grinding wheel balancer |
1set |
| Coolant tank |
1set |
| Grinding wheel arbor for internal grinding |
1set |
| Three-jaw chuck |
1set |
| Grinding wheel sleeves snd holding plates |
2sets |
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