A long stroke nut former differs from standard configurations by allowing increased punch travel during the forming process. This extended stroke supports deeper deformation and improved control when forming nuts with greater height or special internal profiles.
Within cold heading machine systems, the 6-station long stroke nut former balances forming capability and process stability. The additional stroke length helps distribute deformation more evenly, reducing forming stress and improving dimensional consistency for challenging nut designs.
TAICHUANG presents this nut former option for customers evaluating cold heading equipment for non-standard or structurally demanding nut applications.
|
Model |
Unit |
SJNF 8B-6S |
SJNF 11B-6S |
SJNF 14B-6S |
SJNF 17B-6S |
SJNF 19B-6S |
|
Forging station |
No. |
6 |
6 |
6 |
6 |
6 |
|
Cut-off dia.(Max) |
mm |
8 |
11 |
14 |
17 |
19 |
|
Cut-off length(Max) |
mm |
13 |
25 |
30/40 |
35/50 |
48 |
|
Kick out length(Max) |
mm |
20 |
30 |
40/60 |
45/60 |
60 |
|
P.K.O length(Max) |
mm |
- |
13 |
15/18 |
16/19 |
20 |
|
Dies pitch |
mm |
38 |
50 |
60 |
70 |
80 |
|
Forging power |
kgs |
35000 |
56000 |
120000 |
125000 |
185000 |
|
Ram stroke |
mm |
70 |
120 |
160/200 |
160/210 |
220 |
|
Output for nut |
pcs/min |
100-230 |
50-150 |
50-115 |
50-115 |
45-90 |
|
Main motor |
kw |
7.5 |
11 |
22 |
30 |
41 |
|
Lubrication motor |
kw |
1.5 |
1.5 |
2.2 |
2.2 |
2.2 |
|
Lubricant |
l |
500 |
700 |
1000 |
1200 |
1500 |
|
Lifting reference weight |
Ton |
4.0 |
5.5 |
8.8 |
10.5 |
14 |
|
Machine dimensions |
cm |
210*160*105 |
275*165*125 |
330*210*150 |
365*230*165 |
470*250*190 |
|
Model |
Unit |
SJNF 24B-6S |
SJNF 28B-6S |
SJNF 33B-6S |
SJNF 36B-6S |
SJNF 41B-6S |
|
Forging station |
No. |
6 |
6 |
6 |
6 |
6 |
|
Cut-off dia.(Max) |
mm |
24 |
28 |
30 |
36 |
40 |
|
Cut-off length(Max) |
mm |
60 |
85 |
60/80 |
80/100 |
80 |
|
Kick out length(Max) |
mm |
80 |
100 |
80/100 |
100/120 |
120 |
|
P.K.O length(Max) |
mm |
25 |
28 |
25/30 |
25/30 |
35 |
|
Dies pitch |
mm |
100 |
120 |
140 |
150 |
165 |
|
Forging power |
kgs |
300000 |
350000 |
400000 |
450000 |
500000 |
|
Ram stroke |
mm |
280 |
310 |
240/280 |
360 |
360 |
|
Output for nut |
pcs/min |
40-80 |
35-80 |
40-75 |
40-70 |
45-65 |
|
Main motor |
kw |
55 |
90 |
132 |
160 |
220 |
|
Lubrication motor |
kw |
2.2 |
2.2 |
2.2 |
2.2 |
2.2 |
|
Lubricant |
l |
3000 |
3000 |
3300 |
3500 |
4800 |
|
Lifting reference weight |
Ton |
32 |
36 |
55 |
65 |
90 |
|
Machine dimensions |
cm |
565*295*210 |
580*325*210 |
640*370*230 |
750*390*248 |
835*435*265 |
Extended punch stroke for deeper forming
Gradual material flow across six stations
Improved control for taller nut designs
Stable forming rhythm for complex profiles
For the following applications, we recommend this 6-Station Long Stroke Nut Former to you:
Thick hex nuts
Structural nuts
Nuts requiring deeper internal shaping
Engineered fastening components
Q1: What is the advantage of a long stroke nut former?
It allows deeper and more controlled deformation for taller or thicker nut designs.
Q2: Does long stroke affect forming stability?
When properly configured, it improves material flow control rather than reducing stability.
Contact us freely for any inquiries on our products by following:
Email: sales03@gdtaichuang.cn
Telephone: +86-757-85755398
Fax: +86-757-85765865
Mob: +86-18576574047
24 hours on line contact:
whatsApp: 8618576574047
Address
Building 1, Ruixin Technology Park, No. 206 of Xingye North Road, Shishan Town, Nanhai District, Foshan, Guangdong, China. 528225
Tel
If you have any enquiry about quotation or cooperation, please feel free to email us at sales03@gdtaichuang.cn or use the following inquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.
Precision-Engineered Customization/Patent-Protected Innovation
Cost Savings: 30% average reduction vs. trading companies
Quality Control: Live video factory audits during production
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