KF Rubber Adapter
Used to connect a KF flange to a rubber or plastic hose, facilitating a secure and leak-free connection in vacuum systems.
- Overview
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We design and manufacture fully customizable vacuum chambers to match your exact process requirements, with flexible configurations covering a wide range of industrial and lab scenarios:
Material: 304 stainless steel, 316L stainless steel, or customer-specified materials
Operating temperature range: -190°C to +1500°C (water cooling configuration available for high-temperature working conditions)
Sealing method: Fluororubber "O"-ring for general vacuum use, or metal oxygen-free copper gasket for ultra-high vacuum and extreme temperature environments
Quality is verified at every step before delivery, with mandatory factory inspections on every unit:
🔹Vacuum leak rate test
🔹Customizable surface treatments:
Wire drawing and polishing, sandblasting and electrolytic treatment, acid pickling, electrolytic polishing, mirror polishing, and more to fit your application standards
Whether you need a chamber for PVD coating, semiconductor processing, thermal treatment, food freeze-drying, or lab research, we can tailor the design to your footprint, interface, and performance needs.
KF Rubber Hose Adaptor


| Model No. | Parts No | Dimension | ||
| A | B | Hose Size | ||
| KF10RHA16 | 31018100 | 16.00 | 40.00 | 5/8” |
| KF16RHA19 | 31018101 | 19.10 | 40.00 | 3/4” |
| KF25RHA22 | 31018102 | 22.20 | 40.00 | 7/8” |
| KF40RHA41 | 31018103 | 41.30 | 40.00 | 1-5/8’’ |
| KF50RHA48 | 31018104 | 47.70 | 40.00 | 1-7/8’’ |