One-stop service
Qingdao O.B.T Manufacture Co., Ltd.
Qingdao O.B.T Manufacture Co., Ltd.

The guarantee of quality come from standard services.

Home / About Us
Company Profile

OBT has been manufacturing and supplying foundy and refractory materials for more than 20 years. Our stable quality and good after-sales service help us to obtain high feedback from European, South America, Japan,Thailand, Korea,Taiwan, Vietnam, Cambodia, Philippine, Malaysia, etc.

Our product range:

Mullite sand

Colloidal Silica

Pattern Wax

Chemical additive


Precision Investment Casting

Lost Wax Casting

Refractory Bricks Manufacturing

Coatings industry

Textile industry

Paper industry

Petroleum industry

Ceramic industry

Electronic polishing industry


Our advantage:

--No.1 largest mullite sand and foundry materials manufacturing and supplying plant in China

--200000tons-500000tons production capacity

--8 own calcining kilns , maximum 10% cost reduction benefit to customers

--5 days of the minimum delivery period

--No dust,Low abrasion, higher hardness, uniform particle size distribution makes it the most suitable to the manufacturing process.

After 20 years of development, we have become a world renowned company which meet the needs and solves the problems of customers with foundry materials. We will focus on listening to the changing needs of customers and using the power of our core values to be better. We welcome new and old customers from all walks of life to contact us for future business and mutual benefits

Basic Information
CompanyQingdao O.B.T Manufacture Co., Ltd.
Established2007 Year
Business TypeManufacturer & Trading Company
Primary servicescasting part
More productsmullite sand, casting powder, kaolin, silica sol, foundry material
BrandOBT casting part Manufacturer
AddressLaoshan district
Trade & Market
Main MarketHong Kong, Macau and Taiwan, Japan, North America, South America, Western Europe, Eastern Europe, East Asia, The Middle East, Africa, Oceania, global
Nearest port for product exportQingdao port
Delivery clauses under the trade modeFOB, CFR, CIF, EXW, FAS, FCA, CPT, DEQ, DDP, DDU, Express Delivery, DAF, DES
Acceptable payment methodsT/T, L/C, D/P D/A, MoneyGram, PayPal, Westem Union, Cash, Escrow
Whether any overseas office is availableYes
Business turnoverUSD 7 - 10 million per year
Import volumeBelow USD 100 thousand per year
export volumeUSD 7 - 10 million per year
Number of foreign trade department employees11-20 people
Number of researchers5~10
Number of quality inspectors11-20 people
Number of all the employeesBelow 100
Factory Information
Factory Area100,000m2
EmployeesBelow 100
Plant AddLaoshan district
Sign up for our newsletter and follow us on social media