94 SHF(V)-D/SHP(V)-D Mechanical Seals for Pumps Pusher Seals

(1)Features
• Cartridge design
• Dual seal
• Balanced
• Integrated pumping device
• Stationary spring loaded unit
• Shrink-fitted seal face
• One rugged seat
• Multiple springs arrangement

(2)Advantages
• Deformation-optimized seal for high pressures and high sliding velocities (static up to 500 bar (7,250 PSI)) and dynamic up to 150 bar (2,175 PSI)
• Economical due to standardized inner components
• High flexibility due to adaptation of the connection parts to the pump seal chamber
• Optimum heat dissipation due to integrated pumpingdevice
• Insensitive to shaft deflections due to stationary design
• Pre-assembled unit for quick and easy installation
• Dual seal does not open even in the event of barrier fluid pressure failure
• Reliable operation due to one rugged seat with bandage
• Suitable for use in compliance with API 682, type ES
• Version with loose-fitted seal face available, for extreme applications
• Only small number of components

(3)Operating range (see note on page 1)
Shaft diameter: d1* = 40 ... 250 mm (1.57" ... 9.84")
Pressure: p3 = 150 bar (2,175 PSI)
Temperature: t = 200 °C (392 °F)
Sliding velocity: vg = 60 m/s (197 ft/s)
* Other sizes on request

(4)Materials
Seal face: SiC-C-Si, silicon impregnated carbon (Q3),
Carbon graphite, antimony impregnated (A)
Seat: Silicon carbide
Secondary seals: FKM (V), EPDM (E), FFKM (K)
Springs: Hastelloy C-4 (M)
Metal parts: CrNiMo steel (G), Duplex (G1),
Super Duplex (G4), Pure Titanium (T2), Hastelloy C-4 (M)

(5)Standards and approvals
• API 682/ISO 2104

(6)Recommended seal supply
• API Plan 53A

(7)Recommended applications
• Oil and gas industry
• Refining technology
• Chemical industry
• Volatile and non-volatile hydrocarbons
• Crude oil
• Process water
• Crude oil feed pumps
• Injection pumps
• Multi-phase pump

(8)Item              Description
1.1.1              Seal face
1.1.3              Spring
1.2                 Seat
2                    Shaft sleeve
4                    Clamping sleeve
6                    Housing
8                    Cover
  10                   Pumping sleeve
  12                   Assembly fixture
  14                   Shrink disk

(9)Product variants
SHF(V)I-D/SHP(V)I-D
Same design as SHF(V)-D/SHP(V)-D but with loosely
inserted seal face for extreme applications.
Pressure: p1 = 200 bar (2,900 PSI)

We have large stock, so our delivery  is very fast.
For example,if products are standarded, the delivery time is one week.
Our company and factory addrss: Ningbo City, Zhejiang  Province,China.
Our city has a large port and an airport, so its transportation is very convenient.

Question1: What are the prices of your products?
  Answer: For each model, the unit price is listed on the website, but what is displayed on the website is only the average market price. For specific models, you can contact us for further consultation and negotiation.

  Question 2: Are you a factory or a trade company?
  Answer: We are a factory with top sales for the trade service.
Question 3: What is the minimum order quantity for each order?
  Answer: For products of regular models, the minimum order quantity is at least five. We welcome you to test the quality of our products and services through placing trial orders. Looking forward to the long-term cooperation with you.

  Question4: What is your company's service tenet?
  Answer: Quality first, service upmost. We promises that if there is any problem with the quality of the product, or if the product is damaged during the transportation, our company will be responsible for compensation, regardless of the ordder turnover value.

  Question5: Can I try to get a SAMPLE before the order?
  Answer: Sure. Our company will provide you with samples for free, but you will have to pay for the international delivery (freight collect payment).