WP Worm Gearbox / Cast Iron reducer
We are factory, passed the certificate of ISO9001 quality management system. All the products have the approval of SGS.
Our products are Worm Gearbox. Kindly, if you need Gearbox, please send the Model, Ratio and Quantity of the Gearbox to me, then, I will give you the best offer.
"NaYuan" as a famous brand in China, exports its products to more than 50 countries and regions, including southeast Asia, Europe, Australia, Africa, Middle east, America, etc.
We deeply appreciate all our friends and hope to make further cooperation.
Determination of type
1. Type 1 = Screw jack with translating screw
Type 2 = Screw jack with travelling nut
2. Size = 2.5, 5, 10, 15, 20, 25, 35 (× 10KN)
3. M = Low worm gear ratio with single start lifting screw
P = High worm gear ratio with single start lifting screw
4. Direction of lifting screw
A = Upright
B = Inverted
5. Lifting screw end execution
I = Column end
II = Top flange
III = Threaded end
IV = Clevis end
6. Stroke
= mm
7. Bellows
1. PVC bellow
2. Other bellows, specify in order
8. Options
F = Locked against rotation
Example
SWL 2.5 - M - 1 - A - II 250 - F
Type Size Ratio Type Direction End execution Stroke
How to Order
1. Please confirm Gearbox Type and Ratio;
2. Standard packing is wooden case;
3. Delivery: By sea, by air or others, depend on you;
Our Superiority
1. Delivery on Time;
2. Professional Service: Customized is our advantage;
3. Good Quality: ISO 9001 Certificated;
4. Fast and Low Cost Deliver: Long-term cooperated shipping forwarders;
Before Transfer
1: Checking Oil leakage by Leak Tester
2: Checking Overheating & Noise
|
Model |
SWL2.5 |
SWL5 |
SWL10 |
SWL15 |
SWL20 |
SWL25 |
SWL35 |
|
Max Capacity (KN) |
25 |
20 |
100 |
150 |
200 |
250 |
350 |
|
Lifting screw |
Tr30*6 |
Tr40*7 |
Tr58*12 |
Tr58*12 |
Tr65*12 |
Tr90*16 |
Tr100*20 |
|
Ratio (P) |
6:1 |
8:1 |
23:3 |
23:3 |
8:1 |
32:3 |
32:3 |
|
Ratio (M) |
24:1 |
24:1 |
24:1 |
24:1 |
24:1 |
32:1 |
32:1 |
|
Raise per revolution (mm) (P) |
1.0 |
0.875 |
1.565 |
1.565 |
1.56 |
1.5 |
1.875 |
|
Raise per revolution (mm) (M) |
0.250 |
0.292 |
0.5 |
0.5 |
0.5 |
0.5 |
0.625 |
|
Start torque on lifting screw at max load |
250 |
385 |
500 |
400 |
490 |
850 |
820 |
|
400 |
770 |
1000 |
800 |
980 |
1700 |
1640 |
|
Starting torque/Handwind torque at max load (Nm) (P) |
18 |
39.5 |
119 |
179 |
240 |
368 |
464 |
|
Starting torque/Handwind torque at max load (Nm)(M) |
8.86 |
19.8 |
60 |
90 |
122 |
217 |
253 |
|
Running efficiency (%)(P) |
33 |
23 |
20.5 |
20.5 |
19.5 |
16 |
18 |
|
Running efficiency (%) (M) |
11 |
11.5 |
13 |
13 |
12.8 |
9 |
11 |
|
Weight without spindle or protection tube (Kg) |
7.3 |
16.2 |
25 |
25 |
36 |
70.5 |
87 |
|
Weight of lifting screw 100 mm (kg) |
0.45 |
0.82 |
1.67 |
1.67 |
2.15 |
4.15 |
5.20 |
|
Lubrication |
ZGN-1 or ZGN-2 (-20-+100) |
|
Grease quantity |
0.1 |
0.3 |
0.5 |
0.5 |
0.75 |
1.1 |
1.9 |
Hangzhou Nayuan Transmission machinery Co., Ltd is a professional enterprise which has gotten scientific research, manufacture and sale service together in drive equipment field.
We have advanced production equipment and prefect test method, for years, our product have been on sale many cities and exported to the USA and other counties.
We develop new product constantly, at present, we have many types and specifications reduction machine as worm and gear, worm gear screw jack, stepless speed change type and etc, provide correlative brackets and shaft couplings and other correlative product. We have built up rich experience in making non-standard drive products.
The NaYuan products have used widely in many industries and fields, asbrewing and beverage industry, foodstuff and package industry, textile and dye printing industry, rubber and plastic industry, oil and chemical industry, crane and transportation, environmental equipment, etc.
There isn't best but better only. Nayuan company will not stop the progressive step forever, wish nayuan company become your friend and partner and create a fine prospect togther.
