FD-30D railway bolts threading machine ball bolt thread rolling machine thread making equipment
1. Hot rolling with intermediate frequency heating furnace
2. Automatic feeding by robot
3. Speed can be adjustable
4. Only need 5-8 minutes to change rolling dies
5. CE, ISO9001-2008
6. Three rollers to keep precision shape
| Specification |
| Working diameter |
12.7-27mm |
| Range of pitch rolled |
6-13mm |
| Length of thread rolled |
Max.300mm |
| Spindle speed |
280rpm |
| Outside diameter of rolling die |
φ80.5mm |
| Inside diameter of rolling die |
φ39mm |
| Thread rolling die length |
60mm |
| Output(pcs/min) |
10-15(pcs/min) |
| Main power motor |
22KW |
| Supply voltage |
AC380V / 50Hz |
| Weight(reference) |
3900KG |
| Motor Dimension |
110*130*90mm |
| Machine Dimension(L*W*H) |
4100*1100*1300mm |
Q1. Are you factory or trading company ?
A1. We are factory of manufacturing thread rolling machine and dies by ourselves.
Welcome to visit our factory, if possible.
Q2. What is the delivery time ?
A2. Usually 15-25 working days for machine, and 10-15 working days for dies.
Q3. What is the warranty time for machine?
A3. Usually 12 months from B/L date.
Q4. What is the payment term?
A4. T/T, Western Union, Money Gram, Alipay, PayPal.
50% as deposit, and 50% before shipping.
Q5. Is it possible to design and produce automatic loading & unloading devices?
A5. Yes,Engineer can design special auto feeding device according to your products.
But please provide the drawing of your products before that.
Q6. How will you solve problems that we face during using your machine?
A6. A. Please provide necessary videos and pictures that can show the problems, our engineers will check and give corresponding solutions.
B.Will arrange engineers to solve problems at the scene, if possible.
WhatsApp&Phone:
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