Precursor (Yiyang) Plasma Powders Co., Ltd. (PPPC)
Thermal Spray Materials

Boride Powders
Powder PPPC
No.
Typical Composition
(wt.%)
Particle Size
(microns)
Melting Point
(ºC)
Hardness Function & Application
WC
Agglomerated and sintered
PR6111 WC:99.7, Ctotal:5.8~6.1, Cfree:<0.1 -74~+38
-53~+15
-44~+15
-38
2720 HV:
1200~2000
High hardness, excellent frictional properties. Used as raw material in making WC/Co wear-resistant coatings.
Cast WC
Fused
PR6112 WC:20.0~22.0, W2C:78.0~80.0, Ctotal:3.8~4.0 -250~+74
-74~+38
2525 HV:
2500~3000
High hardness, excellent frictional properties. Used as wear-resistant coatings with other alloys such as nickel-base hardfacing alloys.
Cr3C2
Agglomerated and sintered
PR6121 Cr3C2:99.0 -104~+44
-74~+38
-44~+15
-38
1890 HRC:35~40 High hardness, resistant to abrasion, particle erosion, gas corrosion and oxidation. Used as the main component of wear resistant coatings. It can be also used as a signal coat resistant to wear and heat.
TiC
Agglomerated and sintered
PR6131 TiC:99.0, Ctotal:>19.0, Cfree:<0.5, O:<0.5 -104~+44
-74~+38
-44~+15
-38
3147 HV:
2800~3200
High hardness, resistant to abrasion and oxidation. Used as the main component of cemented carbide coatings for wear resistance. It can be also used as a signal coat resistant to wear, scuffing and oxidation.
VC
Agglomerated and sintered
PR6161 VC:99.0+ -104~+44
-74~+38
-44~+15
-38
2810 HV:2090 High hardness and wear resistance. Important component of cemented carbide tools, cemented carbide coatings and other cermet coatings.
Mo2C
Agglomerated and sintered
PR6171 Mo2C:99.0+ -104~+44
-74~+38
-44~+15
-38
2410 HV:1499 High hardness and wear resistance. Important component of cemented carbide tools, cemented carbide coatings and other cermet coatings.

Thermal Spray Materials

Precursor (Yiyang) Plasma Powders Co., Ltd. (PPPC)
Add: 55 Ping'an Rd., Heshan, Yiyang, Hunan, 413002, P. R. China
Tel: (+86)737-4435648, (+86)737-4435846, Fax: (+86)737-4436203
E-mail: pretech@vip.sina.com www.thermalspraymaterials.com

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