VOC Testing Chamber Model No.: VWH-60
Product Description
1.Application
This product is used to testing the VOC emissions of wood-based panel, water based interior wall coating materials,textile etc. light industry products.
2.Standards
T/310101002-C003-2016
<Limit of harmful substances of plastic and rubber sports surface for school >
<Low Volatile Organic Compounds (VOC) Water Based Interior Wall Coating Materials>
ASTM D6007—02
<Standard Test Method for Determining Formaldehyde Concentrations in Air from Wood Products Using a Small-Scale Chamber1>
JG/T****
<Chamber test method for determining VOC emission rates from building decorating materials>(not yet released)
3.Technical Parameters
|
No. |
Items |
Technical Parameters |
|
1 |
Temp |
Range:15-65℃,Error Tolerance:±0.5℃ |
|
2 |
Humidity |
Range:5-80%,Error Tolerance:±1% |
|
3 |
Exchange Rate |
(0.2-2)pcs/h, Error Tolerance:±1% (Scope of exchange adjustment:12L-120L/h) |
|
4 |
Chamber Volume |
60±0.02L（Remarks: Size will be made as request） |
|
5 |
Air flow rate |
(0.1—0.3)m／s （Continuous Adjustment） Error Tolerance:≤0.05m/s |
|
6 |
Internal pressure |
10±5Pa |
|
7 |
Tightness |
1KPa,Static Leak Rate≤1×10-3 m3/min |
|
8 |
Recovery rate |
＞80%，（Toluene,C12H26） |
|
9 |
Construction |
(1.)Test chamber in all three walls: inner wall-mirror stainless steel middle-rock wood insulation wall outer wall-spray material
(3.)There has air-inlet,testing,sampling at chamber. Air-inlet connect with regulation valve of common clean air source. |
|
10 |
Common clean air source |
Common air source is composed of turbo fan motor,particle filter, VOC filter, formaldehyde filter,humidity generator,constant temp control unit, air flow control unit and so on. |
|
Air flow：total≥2 m³/h。 |
||
|
Cleanliness: concentration of formaldehyde≤0.005mg/m³ Single concentration of VOC≤0.002mg/ m³ Concentration of TVOC≤0.02mg/ m³ |
||
|
Dew-point temp：5℃--40℃ |
||
|
The air distributor divided into multiple channels, be controlled respectively. |
||
|
11 |
Control system |
Display:temp,humidity,time,air flow,pressure |
|
12 |
Key components |
Import brand:compressor,temp &humidity sensor,temp controller and flow-meter... |