Service Support

Free Technical Service, One-Year Warranty, Lifetime Maintenance

After-sales Service

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Free technical service

Technical scheme, installation guidance, technical training

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One year warranty, lifetime maintenance

Warranty within 13 months, lifetime maintenance

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Free accessories under warranty

Free accessories 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 (suntion) 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.