I、Suitable Scope
　　It is applicable to such tests as drying heat treatment.ect.of artides under vacuum conditions in industrial and mining enterprises as well as in nedical colleges and scientific research institues.
II、Characteristies of product
1、 The working chamber is rectangular so as to achieve the maximum of effective volumme.
2、 Toughened bulletproof double glass door,to observe clearly the object in the working chamber.
3、 The air-tightness of the chamber door is adjustable,with a whollyshaped silicon rubber door sealing loop;so as to guarantee in-chamber high vacuum.
4、 The working chamber was made of high quality sheet steek or corrosion-resistant stainless steel,safe and easy to use.
5、 Intelligent temperature controller was based microprocessor with PID parameters controlling function.Digital display of set and actual temperatures.High temperature controlling accuracy and reliability.
III、Technical date:

Model	DZF-6020	DZF-6021	DZF-6050	DZF-6051	DZF-6090	DZF-6210
Mains voltage	220V ,50Hz
Temperature control range	RT+10℃～200℃	RT+10℃～150℃	RT+10℃～250℃	RT+10℃～200℃	RT+10℃～250℃
Consumption Power	<300W		<1400W	<1200W	<1200W	<2160W
Temperature fluctuation	±1%
Vacuum degree	<133pa
Dimensions of the working chamber	300×300×275mm		415×345×370mm		450×450×450mm	560×640×600mm
Material of working chamber	1Grl8Ni9Ti	08F	1Grl8Ni9Ti	08F	1Grl8Ni9Ti

Shanghai Jing Hong Laboratory Instrument Co.,Ltd. Founded in 1996. At the same year,we researched and developed the four famous series “DHG series Heating and Drying Oven”, “DNP series Thermostatic Incubator ”, “DZF series Vacuum Drying Oven” and “DK series Thermostatic Water Bath”. Keeping on research and development of new technique and products, we also focus on quality consciousness of the staff to improve the quality of the products. We obtained the License of production Enterprise of Medical Apparatus, the ISO9001:2000 International quality system authentication, and CE Certification since 2000. Our products are on a good sale in domestic market, and about 20% of our products are exported ,At the 2002, we invest RMB10,000,000 in purchasing lanb of 22 ma, so as to establish first project of new workshop at 7000 square meters and plate manufacturer . In this way, we can start the mass production ourselves.

At present, our products cover 8 categories, 37 varieties and 152 specifications, Our company has lots of talent staffs specialized in design, produce, sale and service. All of us are trying our best to establish the famoud brand in laboratory instruments field.