ULVAC爱发科 双动式真空角阀 双作用气缸型 VLPｰSB025JH
ULVAC爱发科 双动式真空角阀 双作用气缸型 VLPｰSB025JHULVAC爱发科 双动式真空角阀 双作用气缸型 VLPｰSB025JH
- 型号： VLPｰSB025JH
ULVAC爱发科 双动式真空角阀 双作用气缸型 VLPｰSB025JH
ULVAC爱发科 双动式真空角阀 双作用气缸型 VLPｰSB025JH
ULVAC的真空阀是基于ULVAC在真空领域丰富的技术和经验开发的。从大气压到极高真空，对应广泛的需求提供丰富的系列产品。
特点
SUS角阀可以烘烤至150℃。
连接法兰有4种类型可选择：JIS-VF，ISO-KF，ISO-K和ISO-CF。
提供单动式和复动式2种。 单动式仅需要一个气动管线。
不锈钢材料。 （但是，VLP-U由铁制成，VAP，VAH和VFR由铝制成。）
规格
| Model | VLP-SB |
| Maximum allowable differential pressure on valve plate (Positive pressure/counter pressure) MPa | 0.10 |
| Maximum allowable differential pressure in opening direction (Positive pressure/counter pressure) MPa | 0.10 |
| Plate seal | O-ring |
| Feedthrough | Bellows |
| Actuation | Double-acting cylinder |
| External leak rate*1 Pa・m3/s | ≦1.0E-10 |
| Internal leak rate*1 Pa・m3/s | ≦1.0E-10 |
| Operating pressure range (absolute pressure) Pa | Atm. ～ 1.0E-6 |
| Bakeout temperature (when stopping)*2 ℃ | Body：150*3， actuation：70 (Indicator: 60) |
| Operating ambient temperature ℃ | 5～70 |
| Fluid temperature ℃ | 5～70 |
| Heating & cooling speed ℃/h | ≦30 |
| Operating ambient | Non-corrosive |
| Fluid | Non-corrosive |
| Compressed air to cylinder MPaG | 0.40 ～ 0.60 |
| Warranted operation cycle*4 | 10,000 |
| Orientation | No limitation |
| Position indicator | Optional (sell separately) |
| Material of major parts (Vacuum side) | Stainless steel 304 |
| Material of major parts (Atmosphere side) | Stainless steel 304, Aluminum-6061 (anodized aluminum) |
| Bellows material | Stainless steel 316L |
| Seal material (Vacuum side) | FKM |
| Grease (Vacuum side) | Any grease is not used |
| Attachment for lifting | None*5 |
| RoHS | Complied |
*1 Leak rate does not include permeation in O-ring. External leak during opening and closing is not regulated in the case of O-ring shaft seal feedthrough.
*2 Do not open and close during bakeout.
*3 Regarding to VLP-MB abd VLH-MB, maximum body bakeout temperature in opening position: 200℃ (392F) and in closing position: 150℃ (302F).
*4 See instruction manual for detail.
*5 Lifting attachment is included for VLP-SA350JH (Eyebolt M12 x 2pcs).