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Multi Spring Mechanical Seal 891 Alternative To Chesterton 891 Rotary Inside

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Address: Dahuaguoji B515, Jingkai District

Contact name:Davis

Hefei Supseals International Trade Co., Ltd.

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Multi Spring Mechanical Seal 891 Alternative To Chesterton 891 Rotary Inside

Country/Region	china
Categories	Seals

Product Details

Multi -Spring Mechanical Seal 891 Alternative To Chesterton 891 Rotary Inside Single Seal

Operations Conditions:

equivalent to CHESTERTON 891
Monolithic seal faces
Balanced
High-pressure capable
Non-clog, isolated springs
Dynamic O-Ring is positioned on a replaceable component surface
Minimized wearing components
Easy to repair with kits
Sizes 16 mm to 200 mm (.75" to 8.00")
Pressure 711 mm (28") Hg Vacuum to 40 bar g (600 psig*)
Temperature –55° C to 300° C (–67° F to 570° F)
Speed 20 m/s (4000 fpm)

Materials:

Stationary Ring (Alumina 99%/Alumina 99.5%/SiC/SSiC/TC)
Rotary Ring (Carbon/SiC/SSiC/TC)
Secondary Seal (NBR/EPDM/FKM)
Spring and Punched Parts (SS304/SS316)

Performance Capabilities:

Temperature	-20℃ to 200℃, dependent on the elastomer
Pressure	Up to 2.5MPA
Speed	Up to 15 m/s
End play/axial float allowance	±0.1mm
Size	16-100
Brand	JR
Face	Carbon, SiC, TC
Seat	Ceramic, SiC, TC
Elastomer	NBR, EPDM, FKM etc.
Spring	SS304, SS316
Metal parts	SS304, SS316
Packing	Individual packing ,1 pc in 1 small box is available as well

Chesterton's 891 is a balanced, high-performance component single seal. The 891 can be run against many different stationary seal rings for maximum flexibility in many applications. It is a non-fretting design that will not damage the shaft sleeve or any metal parts within the seal.

We are engaged in manufacture and installation exporting and wholesaling quality range of Industrial Seal, Single Spring Seal, Balance and Unbalance Spring Seal, External Mounted Seal, PTFE Bellow External Mounted Seal, Catridge Balance Seal, Multiple Spring Balance Seal, Dry Running Reverse Balance Seal, Agitator Double Acting Unbalance Seal, Single Conical Helical Spring, Rubber Bellow Seal, Multi Spring Seal, Metal Bellow Seal, Elastomer Bellow Seal, Conical Spring Seal, Air Condition Compressor Seal, Auto Cooling Seal, Metallic Bellow Seal,

All ranges of mechanical seals for Flygt Pumps, Grundfos Pumps, Pumps, APV Pumps, Grindes Pumps, Fristam, ABS, Alleeiler, EMU, GEA

Tunchenhagen, Godwin, Hidrostal, Hilge, Johnson, Lowara, Waukesha, Vogelsang Pumps etc.

At the meantime, we could manufacture seals according to your sample or drawing, and design as your request

Question 1: Are you a factory or a trade company?
Answer: We are a factory and have our top sales for the trade service.

Question 2: Can I try to get a SAMPLE before the order?
Answer: Sure. You can ask for the samples. Usually they're free.

Question 3: Where is your factory located? How can I visit there?
Answer: Our factory is located in Ningbo, China. You can fly to Ningbo or Shanghai airport directly. All our clients, from home or abroad, are warmly welcome to visit us!

Question 4: How does your factory do regarding quality control?
Answer: Quality is priority. We always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001 authentication.

Question 5: How about the lead time?
Answer: Within10-20 days after getting the prepayment.

Question 6: How can we pay?
Answer: For small sample shipping cost, you can pay either by paypal or by T/T. And by T/T at sight for large amount of the order.

Question 7: If OEM available?
Answer: Yes, we provide all of our products OEM /ODM service.

Question 8: If I can buy pumps or pump parts from your company?
Answer: Yes , we also provide pumps and pump parts, such as Lobe pumps, Compound & homogeneous pumps, Homogeneous & emulsification pumps and so on