The aluminum fan listed here carries type Gas Turbine Wheel, model number OBT, documented exactly as the manufacturer publishes it. Made by Qingdao O.b.t Manufacture Co., Ltd. (17 years on the platform, factory-assessed). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of This Aluminum Fan
- Model Number: OBT
- Material: customized
- Place Of Origin: Shandong, China
- Type: Gas Turbine Wheel
- Size: Customized Size
- Single Package Size: 20X15X17 cm
Technical Specifications
| Place Of Origin | Shandong, China |
|---|---|
| Brand Name | OBT |
| Model Number | OBT |
| Type | Gas Turbine Wheel |
| Material | customized |
| Packing | Carton |
| Size | Customized Size |
| Process | Investment Casting |
| Selling Units | Single item |
| Single Package Size | 20X15X17 cm |
| Single Gross Weight | 10.0 kg |
Product Details








Product Name | Custom Cast Nickel Alloy Inconel 713 718 725 Aluminum fan Pump Impellers Turbine Wheel For Machinery Parts |
Tolerance | CNC Machining ±0.004mm/Casting ±0.1mm |
Place of Origin | Qingdao, Shandong, China |
Processing Craft | Sand Casting/Lost Wax Casting/Investment Casting/Vacuum Casting/Forging/CNC Machining/etc |
Surface Treatment | A variety of surface treatments and coatings can be produced and customized according to your requirements. |
Type | OEM; Customized |
Certification | ISO9001:2015 Certified, UL Certification,GE,SGS,TUV,etc |
Packing | Carton/Wooden box |
Inspection | 1.Foundry in-house: 100% inspection on critical dimension; 100% on appea rance. |
2.Third Party inspection available upon requirement. | |
3.Optional X-ray detection | |
4.Fluorescence detection | |
Service | Drawing Custom |
Mainly Testing Facility | Spectrometer,CMM, Tensile testing machine, Impact tester,Hardness tester,X-Ray,Salt spray test box, Pneumatic detection,UV accelerated weathering tester,dynamic balancing, high-temperature tensile testing,fluorescence test,room temperature mechanical property testing and other testing. |
Quality Guarantee | 2 Years |
Features & Advantage | 1.High machining accuracy, the flatness within 0.001mm |
2.High finish appearance, smooth surface roughness is Ra0.6 after machining. | |
3.The machining precision is high and the assembly structure is seamless. | |
4.Smooth appearance, corrosion resistance. | |
5.Pass Salt Spray Test with 144 Hours. | |
Standard | ISO , DIN, AISI, ASTM, BS, JIS, etc. |
GB/T 14992 GJB 5512.1 HB 7763 HB/Z 140 | |
Payment | L/C,D/A,D/P,T/T,Western Union,Money Gram |
Name | Inner Cavity Cooling Channel Coating | External Surface Coating |
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Diamond Aluminum Diffusion Coating | MTK-NAICo | MTK-WAICo |
Platinum Aluminum Diffusion Coating | MTK-WPtAl | |
Aluminum Diffusion Coating | MTK-NAITi | MTK-WAITi |
Q Salt Electroplating Platinum | MTK-WPt | |
Compressor Inorganic Phosphate Coating | MTK-WAI | |
MCrAIY Coating Technology | MTK-RZ | |
TBC | MTK-TBC | |
CVD Vapor Phase Aluminizing | ||
Chromated Aluminum Coating Technology |






















A:OBT was established in 2003,specializing in the production of casting, CNC machining, forged titanium alloys, high temperature alloys, brass products and one-stop technical solutions for more than 20 years.
Q2. Do you customize products according to our design drawings ?
A:Yes, we are a professional metal manufacturing factory with an experienced engineering team that can make customized products according to customer drawings. We can also reverse-engineer drawings based on samples to produce large quantities of goods.
Q3.Will my design drawings be safe when you get it ?
A:Yes, we will not publish your design to a third party unless your permission is obtained. We can sign NDA before you send the drawings.
Q5.What's your delivery time?
A:In general,the delivery time is within 15-90 days after payment.


Ordering and Pricing
- Minimum order quantity: 10 piece
- Volume pricing:
- 10–99 piece: US $50.3 / piece
- 100–999 piece: US $36.9 / piece
- 1000+ piece: US $7.8 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this aluminum fan?
The standard minimum order quantity is 10 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Qingdao O.b.t Manufacture Co., Ltd., based in China. The company 17 years as a verified Alibaba.com supplier, Trading Company, passed third-party supplier assessment. Browse the full Qingdao O.b.t Manufacture Co., Ltd. range on HVACR Nexus.
See more in Impellers & Fan Blades on HVACR Nexus.



















