Высококачественный фланец для холодной и водной герметизации плазменной трубки диаметром 1 дюйма сильное осаждение химическим паром Кремниевая кристаллическая


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Цена:461,99 $ - 652,99 $*

Количество:



Описание и отзывы


Трекер стоимости

Месяц Минимальная цена Макс. стоимость
Aug-17-2025 585.55 $* 597.44 $*
Jul-17-2025 475.98 $* 485.93 $*
Jun-17-2025 576.57 $* 588.0 $*
May-17-2025 572.29 $* 583.1 $*
Apr-17-2025 456.74 $* 465.12 $*
Mar-17-2025 562.98 $* 573.50 $*
Feb-17-2025 558.92 $* 569.15 $*
Jan-17-2025 553.2 $* 564.15 $*

Характеристики


Hot sale KF-D25 High Vacuum Sealing Flange vacuum tube furnace host pipe assembly



Product Description


The vacuum flange is the flange on the tube end, which is used to connect the vacuum chamber, the pipeline and the vacuum pump to each other. Vacuum flanges are used in scientific and industrial applications to allow various devices to interact through physical connections, as well as vacuum maintenance, monitoring and operation from outside the vacuum chamber.


This is a pair of smart sealing assembly for tube vacuum furnace to tighten both ends of OD 3.5"  (88 mm - 90 mm ) tube without any welding and gluing.


Factory supply, size can be customized according to customer requirements, if you need more details, please feel free to contact us.


 


Technical Parameters





























Features



Made of Stainless Steel with double high-temperature silicone O-rings on the flange.  


Stainless steel needle valve with 1/4" pipe adaptor.    


The assembly kit will seal one end of 89-91 mm ( 3.5") diameter ceramic and quartz tube.


Vacuum meter is installed in one side of flange.


You may choose left side, right side or a full set of the flange at product option bar


Note:  You may order Digital Temperature Controlled Recirculating Water Chiller with 16L / min Flow, to cool the flange and save water.    



Vacuum Level



10E-2 torr by a mechanical pump


10E-4 torr by a small turbopump and 


10-6 torr by hi-speed turbopump



Warming 



Must put a refractory tube block between the flange and the sample to avoid melting the silicone O-ring by heat radiation. Please order a ceramic block in related products.


Please do not over tighten the three hex screws on the flanges to avoid overpressure incidents. The recommended torque is 35~40 inch-lbs.


For liability considerations, our company does not recommend or endorse the use of any toxic, flammable or corrosive gases with our flange assemblies. Please contact us with any concerns.




Application Notes



Max. furnace working temperature is 1100ºC without thermal block if tube furnace is installed with this water cold flange


If furnace working temperature > 1100ºC , suggest you use a quartz thermal block .


Please always use recirculating water chiller to save water and protect



Related



Please contact the manufacturer to choose 1" to 12" flange according to your own requirements





 


 


 Product Details


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Packaging & Shipping


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Our Services


1. Reply your inquiry in 24 working hours.


2. Experienced staffs answer all your questions in fluent English.


3. Customized design is available.


4. Exclusive and unique solution can be provided to our customer by our well-trained and professional engineers and staff.


5. Professional factory : We are manufacturer, specializing in laboratory equipment.





Company Information


Our company is engaged in the development and application of material-related research and development equipment and lithium battery experimental equipment. After years of accumulation, Zhengzhou Seji has become an overall solution planner for basic research, small and pilot tests, testing and evaluation of new energy and new materials. and suppliers, product applications cover composite materials, advanced oxides, metallurgical functions, amorphous refractories, graphene materials, advanced ceramics, advanced nanomaterials, lithium-ion batteries, supercapacitors, fuel cells, solid-state batteries, perovskites Solar cells, functional films, etc. Mainly used for small-scale production in colleges and universities, scientific research institutions, laboratories and factories


Company purpose:
High-quality products, advanced services, forge ahead, industry-leading.


Realize one-stop service of R&D, production, sales, logistics and after-sales





FAQ


Q1. Are you trading company or manufacturer?
A: We are factory, located at Zhengzhou City, Henan province, the transportation is convenient.
Q2. How about your delivery time?
A: Generally it will take within 20 working days after receiving the payment 
Specific delivery time depends on the terms and the quantity of your order.
Q3. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery and will send you photos.
Q4. How do you make our business long-term and good relationship?
A: 1.We keep good quality and competitive price to ensure customers benefits.
2.We respect every customer as our friend and we sincerely do business and make friends with them no matter where they are from.
 


Q5. Can I ask for special designs?


A: Sure, we have a powerful technical department for supporting it.


 


Don't hesitate,please you contact to us directly!


scienkey-Bree


 




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