Continued cold rolling, Continued twisting, Stamping and estending
Inner Dia.
≥8MM
Outer Dia.
≤900MM
Thickness
16MM~40MM
Colour
Red, Green, Black, Self-colour or as requested
Date of delivery
0~50 meters with in a week.
NO.
Diameter
Bottom diameter
Leaf height
Pitch
Length
Thickness
Density
Weight
D
d
c
S
mm
mm
kg/m
1
200
80
60
200
1000
16
7.85
18.48
2
220
80
70
220
1000
20
7.85
26.46
3
220
100
60
220
1000
16
7.85
18.99
4
220
100
60
220
1000
18
7.85
21.37
5
220
100
60
220
1000
20
7.85
23.74
6
260
100
80
260
1000
20
7.85
30.56
7
260
120
70
260
1000
16
7.85
22.24
8
260
120
70
260
1000
18
7.85
25.02
9
260
120
70
260
1000
20
7.85
27.8
10
280
120
80
280
1000
20
7.85
31.24
11
280
140
70
280
1000
18
7.85
25.52
12
300
140
80
300
1000
18
7.85
28.67
13
300
140
80
300
1000
20
7.85
31.85
14
320
160
80
320
1000
20
7.85
43.22
15
320
160
80
320
1000
22
7.85
37.64
16
380
220
80
380
1000
25
7.85
42.88
17
380
120
130
380
1000
25/20
7.85
54.14
18
460
300
80
460
1000
25
7.85
43.78
19
460
180
140
460
1000
20/25
7.85
60.13
20
560
400
80
560
1000
30
7.85
57.82
Packaging & Shipping
FAQ
1. How long can the longest weldless blade be formed at one time?
Usually it is about two meters. The raw material is the length of standard steel sheet, and the final length is formed according to the size of outer diameter, inner diameter and pitch of blade.
2. How much material thickness can be achieved?
We can reach the international leading level and the thickness can reach 16-40 mm.
3. What are the feature of our products?
The most advanced technological level in the world;
Double-layer winding can be realized;
Spiral material selection Q345B, SUS304 or SUS316, raw materials are guaranteed;
4. What are our service advantages?
Material is guaranteed and material certificate can be provided;
Product quality is stable and reliable;
High cost performance ratio;
It can provide a series of technical services for type selection, design, manufacture, installation and operation;
Long-term, reliable and high-quality partners.
5. How to pack and transport?
For export transportation, we can pack goods with solid steel brackets or export fumigation-free wooden boxes;
Suitable for Standard Container Transportation;
Special Customization Suitable for Air Transportation and Express Transportation;
We accept OEM
6. How long does the delivery time take?
currently, the delivery time is about 15 days, excluding transportation.
