Parkway-Kew Advanced Thermal Spray Coatings

 

METAL ALLOY, CARBIDE, CERAMIC, AND VAPOR DEPOSITION COATINGS

 

Metal Alloy Coatings

 

 

 

 

 

 

 

 

 

Name

Process

Hardness

(Rc)

Thickness

Finish (RMS)

Application Data

PK - 6

HVOF

----

≤.075”

10-15

●equivalent to stellite 6®

●useful in high wear applications above 1000ºF

PK-70

HVOF

55-60

.040”

10-15

1-2 (SF)

●specifically designed to provide a wear resistant conductive surface capable of conveying fiber optics

●good for reducing static electricity build up

●can be applied to any metallic substrate

●Can be polished (sf) to a mirror-like finish

PK-200

Sub-Arc

50-55

.125”

---

●deposits check-free on steel

●moderately hard and wear resistant

●good impact resistant – minimizes gripper damage

●can be used for both ferrous and non-ferrous wire  drawn in soap, except for stainless steel wire above  ½” diameter

●grooving can be re-welded to yield 5-6 regrinds

●wear area can be filled in with a spray coating and blended in during grinding in our new "restore and Grind" process

PK-400

Arc Spray

45-50

.100”

---

●stainless metallizing coating designed to accommodate large diameter wire

●excellent for wire diameter over ¾”

●good wear properties

●most forgiving, economical material

●ideal for plating quality and soft alloy wire drawing applications

PK-503

Sub-Arc

55-60

.125”

---

●deposits with “heat checking” pattern

●dense - high wear resistant coating

●offers the longest wear life for all carbon steels drawn in dry soap

●grooving can be re-welded to yield 3-4 regrinds

●wear area can be filled in with a spray coating and blended in during grinding in our new "Restore and Grind" process

PK-920

HVOF

55-60

≤.125”

10-15

1-2 (SF)

●nickel chrome boron coating

●hard wear resistant

●can be fused

●excellent for non-ferrous drawing applications (ex. draw rings)

●good corrosion and oxidation properties

●can be polished (sf) to a mirror-like finish

PK-1000

HVOF

30-35

.100

10-15

●aluminum/bronze – low to moderate wear resistant coating

●ideal for problem applications where conventional surface coatings mark wire

 

PK-3000

HVOF

30-35

.050”

10-15

●nickel based - moderate wear resistant coating.

●high conductivity properties

●coating is lubricious and suited for friction applications

●ideal for roll type multi-wire annealers

●can be applied to a wide range of metallic substrates including steel, aluminum and bronze

 

 

 

METAL ALLOY, CARBIDE, CERAMIC, AND VAPOR DEPOSITION COATINGS

 

 

 

Carbide Coatings

 

 

 

 

 

 

 

 

 

 

 

Name

Process

Hardness
(Rc)

Thickness

Finish (RMS)

Application Data

 

PK-10

HVOF

60-65

.030”

As-Sprayed

●large grain tungsten carbide particle coating

●hard and wear resistant

●economical/low cost solution to severe wear applications

●replaces knurling on feed and drive rolls

●can be applied to both new and worn rolls

●particle size can adjusted to suit the application requirements

 

PK-75

HVOF

55-60

≤.100

10-15

2-3 (SF)

●tungsten carbide hard coating with good oxidation and corrosion resistance

●direct replacement for chrome plating

●can be polished (sf) to a mirror-like finish

●useful for rebuilding seal and bearing areas on shafts

PK-675

HVOF

55-60

.080"

10-15

1-2 (SF)

●Superior wear resistant Coating

●developed for use with red metal alloys

●viable low cost alternative to solid ceramics without the inherent breakage or thermal shock problems

●can be polished (SF) to a mirror-like finish

●Used for draw rings, capstans, sheaves, and stepcones

 

 

PK-700

HVOF

60-65

.080”

10-15

1-2 (SF)

●most versatile tungsten carbide hard coating

●excellent wear resistance properties

●ideal for high wear applications with critical finish requirements.

●can be polished (sf) to a mirror-like finish

●grooving can be ground to yield up to 3 regrinds

●can be applied to substrates as thin as .100”

 

PK-750

HVOF

65-70

.070”

10-15

superior wear resistant coating

●similar properties as pk-700, except has a higher concentration of tungsten carbide

●excellent for high wear applications (ie. double deck blocks and high speed wire drawing equipment)

●often recommended to rebuild work areas in the new “Restore and Grind” process

 

PK-777

HVOF

55-60

.080”

10-15

●chrome carbide coating

●excellent for high temperature, abrasion and sliding wear

●ideal for large diameter non-ferrous wire drawing applications  (ie. copper rod break down)

 

PK-800

HVOF

70-75

≤.050”

10-15

1-2 (SF)

●tungsten carbide

●very dense, superior hard wear resistant coating

●difficult and costly to grind; best used “as sprayed” in high wear and sliding wear applications

PK-2005 HVOF 70-75 .050" As Sprayed

●Most wear resistant tungsten carbide coating

●Especially designed for particle wear applications

PK-3500

HVOF

60-65

.080"

10-15

1-2 (SF)

●Most wear resistant Tungsten Carbide coating similar to PK-2005 with a chemistry that can be fused

 

 

 METAL ALLOY, CARBIDE, CERAMIC, AND VAPOR DEPOSITION COATINGS

 

Ceramic Coatings

 

 

 

 

 

 

 

 

 

Name

Process

Hardness
(Rc)

Thickness

Finish (RMS)

Application Data

PK-1500

Plasma

65-70

   .040”

10-15

2-3 (SF)

●chrome oxide-silica composite

●hard, dense wear resistant coating

●non-conductive, good in chemical and corrosive environments

●ideal for high wear rolls, sheaves and small capstans can be ground to achieve a smooth superior finish

PK-1800

Plasma

60-65

   .030”

10-15

●chrome oxide coating

●can be ground to achieve smoother finishes

●excellent engraving properties

●ideal for rolls used in the printing industry

 PK-2000

Plasma

30-35

≥ .030”

---

●zirconium oxide composite coating

●very good thermal barrier properties

●excellent for high temperature, corrosive environments without molecular degradation

●useful up to 2000°F

●ideal for critical internal gas and diesel combustion engine parts

PK-2200 Plasma 60-65 .030" 10-15

●White aluminum oxide coating

●Good wear resistance against abrasion, sliding wear, friction and oxidation at temperatures up to 1470°F

●Highest dielectric strength of all aluminum oxide coatings

●Ideal for electrical insulation applications

 

METAL ALLOY, CARBIDE, CERAMIC AND VAPOR DEPOSITION COATINGS

 
Vapor Deposition Coatings

 

 

 

 

 

 

Name

Process

Hardness
(Rc)

Thickness

Finish (RMS)

Application Data

PK-4000X

Vapor

Note1

.000080”

To

 .000160”

Note2

●proprietary thin dense vapor deposition coating

●high hardness - low cost surface enhancement for volume tool steel and stainless steel applications

●applied 2 to 4 microns (80 to 160 millionths in.) thickness with zero distortion

●excellent protection from chemical deterioration

●low coefficient of friction for longer wear life

●high electrical resistivity

●high dielectric strength

●very good thermal conductivity

 

METAL ALLOY, CARBIDE, CERAMIC, AND VAPOR DEPOSITION COATINGS

 
           

 

Note1 :   Enhances hardened substrate
Note2 :  Conforms to substrate
Note3 :  Can be polished



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