Industrial Development Works

Industrial Development Works is a leading producer of taps and valves used in water and wastewater networks. The products are made of grey and ductile cast iron as well as copper and aluminum. The company produces for the local market and employs 400 employees working in one shift, six days per week.

Environmental compliance Implemented Options

• Transforming the existing cupola furnace to a closed rotary furnace with less energy consumption.
• Development of the shakeout and blasting processes. The previous open manual shaking process with dust production replaced by automatic shaking process with dust collection and filters.

Environmental and Economic Benefits

Options	Environmental benefits	Economic saving / year (EGP)	Investment t/(EGP)	Pay-back period (months)
Replacement of the cupola furnaces with a rotary furnace operating with natural gas	CO2 reduction: 648,000 t/year SO2 reduction: 24 t/year PM10 reduction: 8 t/year Heavy Metal reduction: 220 kg/year	615,000	1,260,000	25
Upgrade shakeout and sand preparation processes	PM10 reduction: 640 kg/year	493,000	914,000	22
Total		1,108,000	2,174,000	24