silicon carbide seal compatibility in alaska

Mechanical seals, rules of thu – Mc Nally Institute

Alpha sintered Silicone Carbide is also available and is Silica free. 85% ceramic should never be recommended as a hard seal face because it can break with as little as a 100 degree Fahrenheit (55 C) temperature difference. 99.5% would be a much better choice.

Rubber Chemical Resistance, Rubber Chemical …

Use this rubber chemical resistance chart to make sure that the elastomer or O-ring seal you choose will be compatible with the particular environment. The chemical compatibility of rubber is extremely important as the rubber can degrade rapidly if the rubber material is not compatible with the environment or media that it comes into contact with.

Mechanical Seal Guidelines - Flowserve

Seal Faces: Carbon versus Aluminum Oxide, Carbon versus Direct Sintered Silicon Carbide, or Reaction Bonded Silicon Carbide versus Direct Sintered Silicon Carbide Metallurgy: AISI 316 gland and collar with Alloy C-276 springs and set screws

alog: Sea Water - Salt Water Pumps

Seal Faces: Carbon vs. Ceramic (blue water) Or Tungsten Carbide vs. Silicon Carbide (abrasive sand or silt) Buna-N Elastomers 316SS Hardware [ Home ] [ Up ] [ …


Seal Type - Stationary spring, reverse mount Maximum Temperature - 194 F Materials of construction: 1. Seal case - injection molded polypropylene 2. Seal face - carbon graphite resin, binderless graphite or silicon carbide 3. Seal seat - high purity ceramic or

Alaska Specialty Equipment, LLC stocks a large nuer of …

Mechanical Seal (Pump case / impeller) Silicon Carbide/Silicon Carbide Priming time 110 sec @ 16.4 ft. Drive system Direct Discharge capacity 164 gal/min Suction port diameter 2" NPT Discharge port diameter 2" NPT Total head lift 105 ft. Suction head lift 25 ft.

Tutorial P08: The Evolution And Appliion Of Mechanical Seal …

seal manufacturers during the 1940-1950s as a viable mechanical seal face material due to its excellent self-lubriing properties. The initial use and incorporation of this material proved to be challenging because low quantity usage purchase and manufacture


The Complete Cross Reference for Mechanical Face Seal Replacement How To Use This alogue Loe the manufacturer of the equipment. The manufacturer listings are alphabetical, refer to pages 7 - 13. Identify the correct replacement seal. The seals are


As previously stated, the standard Buna/Carbon/Ceramic seal cannot handle any silica. The silicon carbide seal can handle 60 times the dissolved solid content and double the undissolved solids content with 20 ppm silica content thrown in for good measure.

Chemical Compatibility Chart - ש.אל ציוד טכני

Chemical Compatibility Chart The attached information has been prepared in good faith by RAPRA Technology Limited and other sources. Information should be used as a GUIDE only, as the information is only current at the date of publiion.


JJISCO-engineered silicon carbide, ceramic, tungsten carbide, and zirconia products typically replace those comprised of standard metals, brass, bronze, and alloys – for longer life, better wear, greater sealing, or higher chemical compatibility.

Chemical Compatibility Guide - Pumping Solutions, Inc.

CHEMICAL COMPATIBILITY 5-5 Form No. 314-790 Rev. AA Chemical Compatibility Guide Trade Name Reference Trade Names, their manufacturers and abbreviations for plastics elastomers and thermoplastic elastomers are shown in Table 1. This list should not be

Patents Assigned to The Carborundum Company - Justia …

Abstract: Silicon carbide sintered bodies having controlled porosity in the range of about 2 to 12 vol %, in which the pores are generally spherical and about 50 to 500 microns in diameter, are prepared from raw batches containing a polymer fugitive. Sintered bodies

Silicon Carbide & Titanium Carbide Ceramic Coating

SiC3 High Purity Cubic Silicon Carbide Coating overview SiC3 is our trade name for our high purity cubic Silicon Carbide ceramic coating. It is applied to components to protect them from Oxidation or reaction with other gasses at high temperature. The SiC3 coating

Mechanical Seals Technical Manual - Fluiten

The liquid film In order to minimize the amount of friction between the seal rings an efficient lubriion is required. Seal faces can be lubried by the process fluid or, with double mechanical seals, by a proper auxiliary fluid (see chapter relevant to configurations).

Chemical Resistance | Technical Data |

Silicon Carbide Alumina 0.10 WT Loss mg/cm2/day High Low Product Example Information of Alumina Silicon Nitride 1.11 WT Loss mg/cm2/day High Low Product Example Information of Silicon Nitride Sulphuric Acid (95%) 95

FEP/PFA Encapsulated Silicone & Viton™ ''O''-Rings | …

FEP/PFA Encapsulated ''O''-Rings and Seals Vulcan Seals is a leading manufacturer of FEP/PFA Encapsulated ''O''-Rings and Seals globally. We have the capacity to produce virtually any cross-section and diameter size or shape of seals, backed by a Stock Guarantee on the most common items and a short lead time on the rest.

Why mechanical seals fail in the pump?

Carbon, Silicon Carbide- common seal face material, is very brittle and mishandling can easily chip seal faces, resulting in seal failures. Moreover, seal faces are lapped to better than 3 light

Industrial Ceramics, Mechanical Seals, Tungsten Carbide …

Established in 1998, Ningbo Lihe Magnetic Industry Co., Ltd is a professional manufacturer and exporter of all kinds mechanical seals and powder metallurgy products such as magnets, mechanical seals are the main products in LIHE Industry which including silicon carbide, tungsten carbide, graphite, industry technical ceramic and so on. which ar

Sintered Silicon Carbide ( SiC ) Properties and Appliions

Due to their greater resistance to both wear and thermal shock, sintered silicon carbide seal faces for automotive water pumps are replacing seal faces made of materials such as aluminium oxide. In many cases the material has proven more suitable in meeting the performance demands of U.S. and European vehicles – i.e. lasting the lifetime of the vehicle without leaking.

The Effect of Flashing Refrigerant on Mechanical Shaft Seal Face …

the seal was fitted with three thermocouples mounted in drilled holes in the back of the silicon carbide mating ring. This arrangement allowed temperature measurements to be taken within .1 00" (2.5 mm) of the seal interface. Both seal faces were of silicon

Silicon carbide - Wikipedia

Silicon carbide (SiC), also known as carborundum / k ɑːr b ə ˈ r ʌ n d əm /, is a semiconductor containing silicon and carbon.It occurs in nature as the extremely rare mineral moissanite.Synthetic SiC powder has been mass-produced since 1893 for use as an abrasive..


Chemical COMPATIBILITY GUIDE Metals Plastics Journals, Shafts O-Rings Bronze Aluminum Brass 304 SS 316 SS CD4MCu PVC PBT Polyester (Valox) Nylon 6,6 Acetal (Delrin) PPS (Ryton) PVDF (Kynar) Rulon 641 PEEK Noryl™ Carbon - Graphite Ceramic / Sapphire Tungsten Carbide Ferrite (MnZn) Hastelloy-C FKM/Fluorocarbon (Viton) PTFE (Teflon) EPDM Buna-N (Nitrile) …

Rubber Chemical Resistance Chart, Rubber Compatibility …

Use this rubber chemical resistance chart to make sure that the elastomer or O-ring seal you choose will be compatible with the particular environment. The chemical compatibility of rubber is extremely important as the rubber can degrade rapidly if the rubber material is not compatible with the environment or media that it comes into contact with.


resistance. For mechanical seals, these include silicon carbide, tungsten carbide,and alumina oxide. Other materials such as silicon nitride are used in specialty appliions. 128 PROCEEDINGS OF THE TWENTY-SECOND INTERNATIONAL PUMP USERS

Alaska Mining & Diving Supply, Inc. stocks a large …

Durable silicon carbide mechanical seal The WB20 features abrasion-resistant silicone-carbide seals for extended wear. 4 vane high efficiency impeller The WB20''s exclusive, Honda-designed 4 vane impeller offers improved performance and high efficiency.

Silicon Carbide Wafer & Epitaxy | DuPont

DuPont is your reliable global source of leading-edge, production-proven, high crystal quality silicon carbide wafers and epitaxy services. DuPont cares about your privacy. Your personal information (name, eMail, phone nuer and other contact data) will be stored