Wintech Pharmachem Equipments Pvt. Ltd. Offers Dust Extractor. Wintech Pharmachem Equipments Pvt. Ltd is an ISO 9000/9001/9004/19011: 2000 certified company. The Dust Extractor is used for controlling dust generated during tablet compression, tablet de-dusting, granulation and other processes. It avoids product cross contamination. Machine is provided with castor wheels and nos. Of manifold to connect two or three machines at a time.