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<title><![CDATA[EC21 Product Catalogs - hard back]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/hard_back--2673/1/hard back.html]]></link><item>
<title><![CDATA[Copper Alkaline for Brush Platingoil Pipe Thread Copper Plating Equipment for Casing, Tubing and Cou]]></title><link><![CDATA[https://creview.en.ec21.com/Copper_Alkaline_for_Brush_Platingoil--12015860_12015910.html]]></link><description><![CDATA[back to the mechanical power transmission friction pair-the anti-stick wear theory and application research history of the shaft and the bearing bush. In order to prevent the phenomenon of shaft hold]]></description><pubDate><![CDATA[20260415]]></pubDate></item>
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<title><![CDATA[High-Quality Back- Up Roll for Straightening Leveler Machines]]></title><link><![CDATA[https://asconone.en.ec21.com/High_Quality_Back_Up_Roll--11965028_11970297.html]]></link><description><![CDATA[back-up roll is made of 20CrMnTi, carburized and quenched. The surface hardness shall be HRC 58 to 62.Replacement: After the back-up rolls are worn, they should be replaced in columns.
Applications:
]]></description><pubDate><![CDATA[20250729]]></pubDate></item>
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<title><![CDATA[Plasma Gas Combustion Cathode]]></title><link><![CDATA[https://reframetals.en.ec21.com/Plasma_Gas_Combustion_Cathode--12016380_12041522.html]]></link><description><![CDATA[back-casting process, in which copper alloy and tungsten alloy are cast together seamlessly. This manufacturing method ensures a strong, integrated bond between the two alloys, resulting in an electr]]></description><pubDate><![CDATA[20250206]]></pubDate></item>
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<title><![CDATA[Vacuum Sintering Furnace]]></title><link><![CDATA[https://und24.en.ec21.com/Vacuum_Sintering_Furnace--12009016_12009018.html]]></link><description><![CDATA[Vacuum sintering furnace
The vacuum sintering furnace is a cycle-operated electric furnace, which is widely used for sintering hard alloys, high-temperature alloys, optoelectronic materials, function]]></description><pubDate><![CDATA[20240924]]></pubDate></item>
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<title><![CDATA[AWGAGE-150 Metal Film Metrology]]></title><link><![CDATA[https://allwin21.en.ec21.com/AWGAGE_150_Metal_Film_Metrology--9763377_9763391.html]]></link><description><![CDATA[hardware change
AWgage-150 Metal Thin Film Metrology Key Features:
30 years proven Eddy Sheet Resistance Measurement technology.
Non-contact Sheet Resistance Measurement.
&lt; &gt;W/square to 19,990W/squar]]></description><pubDate><![CDATA[20240514]]></pubDate></item>
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<title><![CDATA[Oilfield Cementing Tools API Casing Float Shoe &amp; Float Collar]]></title><link><![CDATA[https://machinery14.en.ec21.com/Oilfield_Cementing_Tools_API_Casing--9182239_9182346.html]]></link><description><![CDATA[back-pressure leak proof structure, enable grout or slurry flow with less resistance 
4) Valve seat and valve disk can effectively prevent grout from flowing back 
5) Hardness of base material is equ]]></description><pubDate><![CDATA[20140912]]></pubDate></item>
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<title><![CDATA[AF39M Purple Abrasive Film]]></title><link><![CDATA[https://fujistarabrasives.en.ec21.com/AF39M_Purple_Abrasive_Film--11829265_11829282.html]]></link><description><![CDATA[Hard to tear during grinding
Flat surface with purple film backing.
Used as wet and dry abrasives 
Ceramic grains offer great cut rate 
Application of AF39M Purple Abrasive Film
Coatings &amp; Composites]]></description><pubDate><![CDATA[20230803]]></pubDate></item>
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<title><![CDATA[Plate Bending Machine]]></title><link><![CDATA[https://ezhonggroup.en.ec21.com/Plate_Bending_Machine--11602248_11602263.html]]></link><description><![CDATA[hardness; structural parts need to eliminate stress, and high-precision processing equipment can ensure assembly accuracy; bearings are also crucial.
The maximum working capacity of the three-roller ]]></description><pubDate><![CDATA[20220713]]></pubDate></item>
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<title><![CDATA[Air Vacuum Quenching Furnace Hardening for Extrusion Die Air-Cooled Horizontal]]></title><link><![CDATA[https://furnacevac.en.ec21.com/Air_Vacuum_Quenching_Furnace_Hardening--11856448_11856449.html]]></link><description><![CDATA[Product Description
Vacuum gas quenching hardening Furnace for extrusion die Vacuum air-cooled furnace Horizontal real air quenching furnace
For heat treating purposes, “quenching” can be defined]]></description><pubDate><![CDATA[20231019]]></pubDate></item>
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<title><![CDATA[Prepainted Galvanized Steel Coil]]></title><link><![CDATA[https://huaroshanghai.en.ec21.com/Prepainted_Galvanized_Steel_Coil--11147016_11315070.html]]></link><description><![CDATA[back paint: 5-25 mic
Paints
PE, SMP, HDP, PVDF
T bend
&lt; 3T
Pencil hardness
&gt;2H
Coil ID
508/610mm
Coil weight
3-8tons
Surface
glossy and matt
Glossy
30%-90%
Package
standard export package (Detailed p]]></description><pubDate><![CDATA[20201228]]></pubDate></item>
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<title><![CDATA[YC Automatic 1.25M-1.5MM Steel Coil Slitting Line]]></title><link><![CDATA[https://metalrollingmach68.en.ec21.com/YC_Automatic_1.25M_1.5MM_Steel--10979436_11033931.html]]></link><description><![CDATA[Hardness of blade: HRC58°—60°
15).Recoiler I.D :508mm;
16). Power: 380V/50Hz/3Ph (or as per your request)
Automatic Steel Coil Slitter
TECHNOLOGY
(1) Hydraulic coil Car
The car can move levelly a]]></description><pubDate><![CDATA[20200608]]></pubDate></item>
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<title><![CDATA[CNC Machining Stainless Steel]]></title><link><![CDATA[https://ysrapid01.en.ec21.com/CNC_Machining_Stainless_Steel--11777230_11908768.html]]></link><description><![CDATA[hard sticky material. Stainless steel is about three times as complex and difficult to machine as softer metals like aluminum. This means that in order to machine a part in stainless steel, the machi]]></description><pubDate><![CDATA[20240305]]></pubDate></item>
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<title><![CDATA[Ejection Rubber]]></title><link><![CDATA[https://yeeko.en.ec21.com/Ejection_Rubber--1235430_1235536.html]]></link><description><![CDATA[Containing latex, easy using, low costing, good compression, well exhausted and self-adhesive backing. A full range of hardness and thickness are available.
]]></description><pubDate><![CDATA[20170317]]></pubDate></item>
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<title><![CDATA[Wood Briquette Machine]]></title><link><![CDATA[https://gomine.en.ec21.com/Wood_Briquette_Machine--11809704_11813309.html]]></link><description><![CDATA[hardness of
products are very high.
03 Our briquette machine with higher
capacity and lower energy consumption.
04 Production moisture is 8-12% ,raw
material size below 3-5mm.
05 This series of briqu]]></description><pubDate><![CDATA[20230630]]></pubDate></item>
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<title><![CDATA[Machine To Cut Herbs, Tobacco Cutting Machine]]></title><link><![CDATA[https://primatech1.en.ec21.com/Machine_To_Cut_Herbs_Tobacco--4627455_4627456.html]]></link><description><![CDATA[hard and makes a tobacco block. Chains move material forward to the knife. Knife is moving up and down like a guillotine and cut the material for slices. Transport chains can move forward and back wh]]></description><pubDate><![CDATA[20170410]]></pubDate></item>
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<title><![CDATA[Float Shoe]]></title><link><![CDATA[https://chinajixie.en.ec21.com/Float_Shoe--6936628_6936832.html]]></link><description><![CDATA[backpressure sealing structure,minimum resistance for cement or mud flow back;
(4)Valve seat and valve body can effectively prevent cement from flowing back;
(5)Hardness of the materials for the body]]></description><pubDate><![CDATA[20170322]]></pubDate></item>
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<title><![CDATA[Sand Belt]]></title><link><![CDATA[https://avenfong.en.ec21.com/Sand_Belt--853154_853155.html]]></link><description><![CDATA[4ï¼Belts The main backings are: Paper, Cloth, Polyester The main abrasive coatings: Aluminium Oxide, Silicon Carbide, Zirconia, Garnet It consists of emery fillet of which two endings are connect]]></description><pubDate><![CDATA[20090929]]></pubDate></item>

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