Helical Wound Spring
- Seal ring: filled PTFE
- Spring: stainless steel
Application Range
Single acting rotary seal for axis of rotation. Widely applied to varies hydraulic systems. Besides, it is widely used in chemical pharmaceutical and food industries due to its excellent compatibility of the seal ring and the spring .Design and apply please referring to Trellborg’s HF series standard ,and Parker’s JF , JG (PTFE) series standard .
Characteristics
- can stand rapid temperature change
- for reciprocated and rotary sealing
- adapt to most fluids and chemicals
- can stand rapid temperature change
- low friction, wear resistance, stable dimension
- no stick-slip behavior even under excurate control
- excellent anti-corrosion performance and dimension stability
- will not pollute foods, medicines and medical fluids
- can carry out disinfection
- unlimited storage life
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