Service Support

Free technical service, one-year warranty, lifetime maintenance

After-sales Service

  • Free technical service

    Technical scheme, installation guidance, technical training

  • One year warranty, lifetime maintenance

    Warranty within 13 months, lifetime maintenance

  • Free accessories under warranty

    Free accessories (except consumables) are provided within the warranty

  • Technical Standard

    ISO 8573-1:2010 "Compressed Air Pollutants and Purity Grades", GB/T 13277.1-2008 "Compressed Air Pollutants Purification Grades", JB/T-2007 "Air Media Quality Grades for Pneumatic Components and Systems", Q/ 440306BT0023-2022 "Technical Specification for Core Adsorption Dryer", Q/440306BT0022-2022 "Technical Specification for Drying and Purifying Integrated Machine"

    Impurities and purity grades according to ISO 8573-1:2010.

    Grade Compressed air purity class of particles humidity maximum oil content
    level a Maximum particle size in cubic meters as a function of particle size, db Maximum pressure dew point  
    0.1μm ≤0.5μm 0.5μm ≤1.0μm 1.0μm ≤5.0μm  
    0 Requirements higher than 1st class as specified by equipment user or supplier User specified User specified
    1 ≤20000 ≤400 ≤10 ≤-70℃ ≤0.01mg/㎡
    2 ≤400000 ≤6000 ≤100 ≤-40℃ ≤0.1mg/m³
    3 A/R ≤90000 ≤1000 ≤-20℃ ≤1mg/m³
    4 A/R A/R ≤10000 ≤-3℃ ≤5mg/m³
    5 A/R A/R ≤100000 ≤+7℃ ——
    6 —— —— —— ≤±10℃ ——
      Grades 6 and 7 depend on maximum particle size and maximum density.
    Grade 6:d≤5μm,density ≤5mg/m³
    Grade 7:d≤10μm,density ≤10mg/m³
    Grades 7 and 9 depend on the liquid water content contained.
    Grade 7:Cw5≤0.5g/m³
    Grade 8:0.5g/m³<Cw≤5g/m³
    Grade 9:0.5g/m³<Cw≤10g/m³
     

    The quality grade of air medium used in common pneumatic components.

    Commonly used pneumatic components ranking

    Air medium quality grade

    Solid particles

    Water vapor

    Oil

    Cylinder (reciprocating)

    ≤4

    ≤3

    ≤5

    Heavy Duty Air Motor

    ≤4

    6~1

    ≤5

    Lightweight Air Motor

    ≤3

    3~1

    ≤3

    Jet element

    ≤2

    2~1

    ≤2

    Pneumatic logic components

    ≤4

    ≤6

    ≤4

    Pneumatic reversing valve

    slide valve

    gap seal

    3~2

    3~2

    4~3

    Elastomeric seal

    5~4

    3~2

    4~3

    cut-off

    ≤3

    ≤3

    ≤5

    Pneumatic flow, pressure and other control valves

    ≤4

    ≤3

    ≤4

    The quality grade of the air medium used in general pneumatic systems.

    System name

    Air medium quality grade

    Solid particles

    Water vapor

    Oil

    General workshop

    ≤4

    ≤6

    ≤5

    Mechanical parts purging

    ≤5

    ≤6

    ≤5

    foundry machinery

    ≤4

    ≤3

    ≤5

    welding machinery

    ≤4

    ≤3

    ≤5

    General machine tools

    ≤4

    ≤3

    ≤5

    General Packaging Machinery

    ≤4

    ≤3

    3~2

    sandblasting

    ≤6

    ≤3

    mining machine

    ≤4

    ≤3

    ≤5

    Air loom

    ≤2

    ≤3

    ≤4

    Precision Machinery Manufacturing

    ≤2

    ≤2

    ≤4

    spray paint

    ≤3

    3~2

    1

    Food and beverage processing

    ≤2

    ≤3

    1

    General Electronic Devices

    ≤2

    ≤2

    ≤4

    photographic film manufacturing

    1

    1

    1

    Consumables and Solutions

    Compressed air system overall solution

  • Pre-sales technical support

    In order to help you build a better compressed air aftertreatment and purification system, our (Biteman) sales staff will provide a free dew point inspection service at home before developing a solution, and design the most suitable problem solution according to the customer's specific industry application requirements; In addition, professional technicians should be selected for technical exchange and technical communication.

  • In-sale service tracking

    In the process of equipment manufacturing, seriously implement the manufacturing requirements of ISO9001 quality system and strictly control each manufacturing link; Conduct daily inspections, electrical action tests, process training stable operation tests, air tightness tests, etc.

  • After-sales value-added services

    The purchase of Biteman brand Desiccant Cartridge and high-efficiency precision filter products shall comply with the standard configuration requirements of our company (Biteman) for air compression post-treatment, and the system configuration is perfect; For customers who conduct standardized operation, regular maintenance and replacement of Biteman original consumables in strict accordance with the relevant product guidelines and instructions, our company (Biteman) will provide free lifetime maintenance services for life in order to ensure the long-term, stable and effective operation of the equipment and the interests of customers.Note: consumables include adsorption mold core (three years), filter element (the service life of grade P, U and H grade filter element is one year, and that of grade F grade filter element is 6000 ~ 8000h), silencer (one year), control filter element (one year) and solenoid valve silencer.

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