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Technical Questionnaire

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FAQs

How to calibrate the spring in Reverse air bag house before tensioning?

In reverse air bag house spring action should be smooth for proper cleaning of the filter bags, so before tensioning of new bag assembly spring should be calibrated.

For calibrating the spring following steps should be followed:

• First check the free length of the spring,
• Put 35 kg dead load on the spring and check the length of the spring after compression on 35 kg load,
• Same Height should be maintain during tensioning of the bag.
• All bags should be tensioned at same spring height.

How to install membrane filter bags at site?

Membrane filter bags are very delicated and very costly so it is very important to take utmost care of the membrane bags. So while installation of the membrane bags, sleeve should be used to protect the membrane from tube sheet burrs. if sleeve is not available than do as per above photo.

Is it necessary to check the filter bags from bottom?

Yes it is necessary to check the filter bags from bottom after installation because there are high chances of falling of the bags with any object in the hopper area which can damage the bags after sometimes of operation which lead to higher emission and premature failure of the bags, so it is necessary to do the same.

How to do fluorescent leak test of the filter bags?

Filter bags leak test is necessary after every new installation or whenever emission shows higher side. For checking the leakages through bag or bag house it is necessary to do leak test.

There are following steps of leak test:

• First check the hopper level before opening of the hopper door,
• Than inject the fluorescent powder through the hopper door by adjusting the fan speed to ensure proper suction,(picture b)
• After injecting the powder immediately stop the fan to prevent the escalation of the powder from the bag house,
• Than go inside the bag house with UV torch to check the leakages, if there is any leakage than fluorescent powder will glow in UV lamp like the above picture,(picture b)
• Mark the same and rectify after over all bag house inspection.
• Powder qty should be 500grams/sq meter area.

Contact Us

Factory Address :-

Block No. 1401/A & 1401/B, Luna Patiya,
B/h. Elysium Pharma Mahali Talav,
Vil. Dhabasa, Tal. Padra, Dist. Vadodara,
Gujarat Pin Code: 391440. INDIA

Phone: +918980083804/+919512021494

Email Id: mkt@supertechfabrics.com

Email Id: info@supertechfabrics.com

Office Address :-

9th Floor, Onyx Business Center Akshar Chowk,
Old Padra Road Vadodara – 390020, Gujarat, India

Phone:+91265 2983754