China Cast Iron Shunt Valve Agricultural Machinery Parts Hydraulic Equipment Iron Casting Machining Custom

**What we can do?**
Qingdao Botai Auto arts Co., Ltd. is a modernindustrialmanufacturermainly engaged inthe production ofparts required for automobiles, trucks, machine tools, trains and other mechanical equipment. We have a variety of casting processes such as Iron based coated sand, Coated sand, Coated sand, Clay sand, Resin sand, investment casting, lost-foam casting, negative pressure casting, etc. At the same time, we have a complete modern production line from raw material melting to finished product.
**Description of casting products**
Specification According to customer's drawing or sample.Casting Weight 0.1KG-3TonsCasting Standard ISO ,DIN, AISI, ASTM, BS, JIS, etc. Casting Tolerance CT7-CT8.Surface Roughness Ra0.05-Ra50.Heat Treatment Normalizing, Annealing, Quenching, Tempering, etc.Casting Material High grade ductile iron(QT1050-6)/(QT800-5)/(QT600-5), Grey iron, Stainless steel, Carbon steel.Casting Process Sand CastingIron based coated sandCoated sandClay sandResin sandInvestment CastingLost Foam CastingVacuum process castingSurface Preparation Sand Blasting, Plating, Galvanized, Spray-Paint, Passivating,Polishing,Electrophoresis, ,Machining,etc. Inspection Equipment Test equipment: Spectrum Analyzer, Hexagon CMM, Hardness test equipment, Tension test machine, E-coating testing equipments, metalloscope.Dimension Inspection Coordinate Measuring Machine (CMM),Calipers, Height Gauge, Micrometer Calipers, Inside Caliper Gauge, Angle and R Gauge,customized gauge, etc. Product application Our products are widely used in many industries, such as automobile, truck, train, railway, fitness equipment, agricultural machinery, mining machinery, petroleum machinery, engineering machinery, shipbuilding, construction and other power equipment.Sample production cycle30-45 Working days.
**Botai's comparative advantage**
1* Mature one-stop service system.Botai provides real one-stop service for all customers
(1)we are the source manufacturers, and our price has an absolute advantage.
(2)We have our own technology department to solve all-round problems related to product technology.
(3)We have a complete production line, products from raw materials to finished products are under our control.
(4)We have a strict product quality monitoring system to ensure the quality of our products and after-sales service.

2* Modern machinery and patented equipment.
Botai has more than 30 kinds of mechanical equipment related to casting, grinding, processing, surface treatment, etc., more than 400 sets in total, including 60 sets of four-axis machining center (CNC) and 2 sets of digital special machines designed with double main axle boxes. Our equipment has significantly improved production efficiency and product quality.
3* Sufficient production capacity.
Botai supplies more than 40000 tons of goods to more than 10 companies in 2019. Under the supervision of a production system, Botai not only ensures sufficient supply capacity, but also achieves 98% delivery efficiency.
4* Modern laboratory.
Every process of each batch of products from raw materials to finished products will be tested in the laboratory to ensure that the quality of each batch of products is up to the standard. For example, we will carry out spectral inspection for each batch of raw material samples, and carry out tensile test for specific products through tensile machine to ensure the tensile strength of products, etc.
5* Wide application of products
The castings produced by Botai are widely used in various industries,such as construction vehicles, trains, railways, forklifts, agricultural machinery and other mechanical equipment.We can produce all kinds of castings according to customer's drawings and customer's requirements.

6* Perfect product information tracking
After the product is inspected in terms of quality, we will record the products produced by different batches of raw materials and archive the production information of each batch of products, each of our products is marked with raw material batch number and factory production code. Our purpose is to find the root of the problem accurately when the customer has the demand for product quality and after-sales, and find the same batch of products to ensure that these products are free of problems.
**Botai's cooperative partner**
Botai has developed rapidly since its establishment in 2013, and now has an annual sales volume of US $80 million, and has formed a good and long-term cooperation relationship with customers. In 2019, we supply 70% of the castings for China First Auto Work in Qingdao.

**Botai's corporate honor**


**FAQ**
1.Are you a factory or trading company? Do you have an advantage in price?
First of all, Botai is a casting manufacturer. We provide real one-stop service. The products purchased by customers are directly produced by our factory. Therefore, the price of our products has been reduced by 5% to 10% of the trade cost. Our price is absolutely superior.
2.How can you guarantee delivery on time.
Before each new order, each department will hold a meeting to make a strict production plan, implement the supply of raw materials, distribution of production plan and other matters. In addition, the cooperation between us and large companies has also promoted the improvement of our delivery system.
3.How do you guarantee the quality of your products?
First of all, we will carry out quality inspection on the raw materials of the products and ensure that they are qualified. Then we will carry out necessary test and inspection during the production of the products. On the other hand, 70% of the truck castings of China First Auto Work Qingdao branch are produced by Botai, which further proves the quality of our products.
4.How can we quote for you?Please send us enquiry by email, with all the technical drawings you have. Such as material grade, tolerance, machining demands, surface treatment, heat treatment, mechanical property requirements, etc. Our specialized engineer will check and quote for you, we would appreciate the opportunity and will respond in 3-5 working days or less.
5. Which industries do the purchased products apply to?
We are a professional OEM manufacturer. Our products are widely used in forklift, truck, train ,machinery, mining, construction, food and other industries. As long as there is a demand for spare parts, we can process it for production.