FAQ Category


  • Q Where is our factory located ?

    A ECOGRACE Factory located in Hangzhou, China ,   it  will take 2.5 hours by car to Shanghai Air Port ,  50 minetes by High Speed Train to Shanghai . 

  • Q What Type of Dust Collector Filter Bag do you produce ?

    A We are manufacturing the filter cloth  and dust collector filter bags for over decades , 
    Now , we have Pulse jet filter bags , Reverse air filter bags , envelope type filter bags , shaking filter bags ,etc.

    With different filter media , we have 
    Nomex filter bags , 
    PTFE filter bags , 
    Fiberglass filter bags , 
    PPS filter bags , 
    Homo Acrylic Filter bags 
    PI Filter bags , 
    P 84 filter bags , 
    High temperature filter bags , etc. 
  • Q What is the delivery time for the filter cloth ?

    A The normal delivery time for filter cloth is 2-3 weeks since order confirmed , 
    if you have special requirement on the delivery time , please feel free to contact with our sales representives .
  • Q What is the Delivery time for Nomex Filter Bags ?

    A The normal  delivery time for Nomex Filter Bags will be 3-5 Weeks EX WORK  Since order confirmed , 
    If you need special delivery time , please feel free to contact with our Sales Representatives , they will check with our production department and give our confirmation for delivery schedule . 
  • Q What is the delivery time for fiberglass filter bags ?

    A Normal delivery time for the fiberglass filter bags will be 4-6 weeks since order confirmed .
    PTFE membrane fiberglass filter bags will be 5 -6 weeks .
    If you have speical requirement on the fiberglass filter bags , please feel free to contact with our sales representative and we will confirm with your fast delivery time we can meet . 
  • Q What is the minimum quantity for the filter cloth filter felt ?

    A The Minimum quantity for the filter felt is 500 sqm . 

    We have Filter Felt as following :

    Nomex Needle felt , 
    PPS needle felt 
    PTFE filter felt , 
    Acrylic Filter Felt 
    Polyester filter felt 
    P84 Filter felt 
    Fiberglass filter felt 
    Fiberglass filter cloth 
    Water and oil repellent filter cloth
    Anti static Filter felt 
    PTFE membrane Filter Felt 
  • Q What industries ECOGRACE filter bags applied ?

    ECOGRACE Dust Collector Filter bags widely applied in different indusry dust filtration system as filter media bags  or filter sleeves .

    The application industry including:

    Coal Boier Power plant ,
    Waste treatment power generation plant ,
    Asphlat mixing ,
    Steel / Iron , Foudary / Metallurgy
    Cement Kiln , Cement Processing
    Mining Industry 
    Carbon Black ,
    Gypsum / Lime processing .

  • Q How to set sample order ?

    A How to set sample order ?

    1. Please contact with our sales representive to confirm the filter cloth and filter bag size and specification, they will confirm the availability with you .
    2. Generally , it will take 2 -3 working days for sample preparation . 
    3. We will charge for the sample . 
    4. We will need technical drawing and product picture if you need the filter bags samples .
    If  the technical drawing is not available , our technical department will provide our technical drawing for your confirmation and then proceed the sample . 

    If you need us to provide the filter media solution and filter media sample , please provide the working condition .

    Email address : ecograce@dust-filtration.com
    Whatapp : 008618968042582

  • Q What is the payment term ?

    A Our accepted payment term :
    1. T/T Payment Term.
    2. Letter of Credit at Sight .
    3. Paypal , West Union 
    4. For more payment term , please contact with our sales representive for discussion . 

Zhejiang Grace Envirotech Co., Ltd.with the famouse brand "ECOGRACE", is one of the subsidiary of Grace Filter MFG ,based in U.K ,and developed in China .


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