Gadrock® pump shaft sleeves
Why Uses Bronze Or 304SS Shaft Sleeves In Your Pumps?
Gadrock® is a propriety high carbon martensitic stainless steel.
It has high strength with good hardness & wear resistance.
These sleeves are heat-treated using our Gadrock® process.
Gadrock® has good corrosion resistance.
It is not suitable for caustics, acids & certain chemicals.
Check with engineering before using if you have any doubt.
Why are gadrock® pump shaft sleeves harder?
70% Harder Than 304SS Shaft Sleeves
130% Harder Than #660 Bronze Shaft Sleeves
Here Are The Facts
Hardness Rockwell “B “ Scale
# 660 Bronze @ 65
304SS @ 70
Gadrock @ 120
Why Are Gadrock® pump Shaft Sleeves Tougher?
99% Tougher Than 304SS Shaft Sleeves
800% Tougher Than #660 Bronze Shaft Sleeves
Here Are The Facts:
Tensile Strength Yield @ 0.200%
660 Bronze @ 18,100 P.S.I.
304SS @ 73,200 P.S.I,
Gadrock @ 145, 800 P.S.I.
Why Are Gadrock® pump Shaft Sleeves Easier To Remove?
The Thermal Expansion Of A Gadrock Pump Shaft Sleeves Is
44% Less Than Bronze & 39% Less Than 304SS
So The Possibility Of The Pump Sleeve Sticking
On The Pump Shaft Is Less.
Here Are The Facts:
Linear Thermal Expansion Rate
Formula X 10(-6) ( in / in F Deg. )
Bronze 11.3
304SS 9.6
Gadrock 6.3
Gadrock® pump Shaft Sleeves Have A Uniform Hardness Thru Out
Here Are The Facts:
A Coated Shaft Sleeve Can Wear Thru The Coating Or The
Coating Can Be Heat Checked From The Thermal Expansion
Resulting In Excess Leakage & Sleeve Failure.
How Do I Get A Quotation & Order Gadrock® Shaft Sleeves?
If the Shaft Sleeve Has Not Been Ordered Before Send New Shaft Sleeve Or Old Shaft Sleeve
With A Request For Quotation To:
Gaddis Inc. – 386 Spanish Wells Road – Hilton Head, SC 29926
Call 888-681-4665 For Shipping Details.
Initial Drawings & Quotations Are 1-2 Wks. After Receipt Of Sample*
Manufacturing New Shaft Sleeves Are 3-4 Wks. A.R.O.*
* Expedited Service Is Available On Request
Include Any Or All Of the Following Data When Supplying Each New Shaft Sleeves So Samples Will Not Be Required In The Future
Pump Data Including Name Of Pump Manufacturer With Their Model. Frame, Size, Serial Number, And Part Number For The Shaft Sleeve We Are Replacing.
Service Data Including What Is The Pump Used For With Location. Equipment #. Etc...
Contact Us
Gaddis Mechanical Seals
PO Box #22536, Hilton Head Island, South Carolina 29925
Local Phone: (843) 474-8266 US Toll Free Phone: (888) 681-4665 Local Fax: (803) 335-5184 US Toll Free Fax: (877) 681-4661 Email: sales@gaddisinc.com
Hours
Open today | 09:00 am – 05:00 pm |
Copyright © 2018 Gaddis Mechanical Seals - All Rights Reserved.
Gaddis® – Registered Trademark – Gaddis Inc.
Gadrock® – Registered Trademark – Gaddis Inc.
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