starch for casting

Company Introduction:
Primary BeiJing HongChang Industrial Company was subordinate to the Internal Ministry, and changed to be Beijing HongChang Industial ¡¥ Trading Co., Ltd. The main service of the companey are producing and selling industrial starch and taxi service. The company consist 160 staff, and the registered fund up to RMB.4.2 million, the asset is RMB.20 million, the output value up to RMB.200 million.The speciality of Beijing HongChang Industial ¡¥ Trading Co., Ltd.is producing industrial starch, such as, modified starch, pregelatinized starch, multiple modified starch or gelatine powder.
The area of the companyÿ®s production bases is above 5000 aquare metres, and its 4 production lines have ran and their production quantity is about 5,000,000T per year. All the products have got the certificate of ISO9000.The company possesses one professor, 2 worker with senior title, 10 worker with college degree( and above), the company can design new products by itself and owns completed checkout equipments. The companyÿ®s technical force is ample and the techonology is advanced.
The modified starch produced by this company are used in many areas, such as, casting, metallury, petroleum wel drilling, sewage disposal, and abraisive ceramic bonding etc.The products produced by the company were sold in many countries,even in Erope, and appreciated by the client.


Our Prionciple: Quality Is Our Life , Client Is Our God!

Our Promise: Honesty, Reliable Quality, Excellent Service

Modified Starch For Mould Sand

a. The modified starch improve the toughness of moulding sand, thus the formed sand drawn from patteren will be easier, and therefore the scrap rate will be decreased.
b. The modified starch increases the qreen sand hot tensile strength and reduces hot compressing stress so that it can help to avoid the scab defect of casting./
c. The modified starch improves the anti-erosion ability against the force of pouring metal and avoids the sand holes of castings.
d. The modified starch increases the permeability of moulding sand, therefore it can efficiently reduce the gas holes of castings.