MAIN PRODUCTS > CARBIDE PRODUCTS > HARD SURFACING MATERIALS
Cast tungsten Carbide Carbide Pellet Carbide Powder for Hard Surfacing
 
Cast tungsten carbide
Main composition W (%) Total carbon (%) Hardness (HAR) Microhardness (Kilogram/mm2) TRS (N/mm2) Compressive strength (N/mm2) Density (g/cm3) Melting point (ºC)
95 ~ 96 3.9 93.0~93.7 2500~3000 472.4 1528.8~1587.6 16.5 2525

Specification QZ5~10f QZ10~20f QZ20~30f QZ30~40f QZ40~60f QZ60~80f QZ100~200f QZ200~400f
Mesh 5~10 10~20 20~30 30~40 40~60 60~80 100~200 200~400
mm 4~2 2~0.84 0.84~0.59 0.9~0.42 0.42~0.25 0.25~0.18 0.18~0.074 0.074~0.038

Carbide pellet
Grade Density (g/cm3) Hardness(HV)
(at 100g of load) (kg/cm2)
Compositions Size(mesh) Microstructure {prpsotu
WC Co+Ni Co+Fe
CPK01 13.9~14.4 1100 > 85 14~15 - 10~20
14~20
20~30
30~40
40~60
> 60
no decarbonization and cobait pools A04
B 04
C 04
CPK02 14.1~14.6 > 110 > 90 9.5~10.0 -
CPK03 14.4~14.8 > 1200 > 93 6.5~7 -
CPK04 14.6~15.0 > 1300 96.0~96.5 3.5~4 -
CPK05 14.3~14.7 > 1200 > 93 - 6~7
CPK06 14.5~14.9 > 1300 96.5~97.0 - 3~4

Grade Density (g/cm3) Hardness(HV)
(at 100g of load) (kg/cm2)
Compositions Size(mesh) Microstructure Porosity
WC Co
CPK01 13.0~14.1 ≥ 1140 ≥ 85 14~15 10~20
14~20
20~30
30~40
40~60
> 60
no decarbonization and cobait pools A04
B 04
C 04
CPK02 14.1~14.6 ≥ 1140 ≥ 90 9.5~10
CPK03 14.4~14.8 ≥ 1300 ≥ 93 6.5~7
CPK04 14.6~15.0 ≥ 1400 ≥96.0 3.5~4
CPK05 11.2~12.7 ≥ 1350 ≥90.5 8.9~9.5
CPK06 12.5~13.2 ≥ 1300 ≥91.5 7.7~8.3

Carbide Powder For Hard Surfacing
Grade S pe c i f i c a t i o n
Co % Ni % Fe % Cr % Total C (>) % Free C (>) % WC % Particle size (mesh)
QF-4 4 - > 2 - 5.5 0.15 B
a
l
a
n
c
e
-150+325
-140+400
-200
-270
400
QF-6 6 - > 2 - 5.3 0.15
QF-9 9 - > 2 - 5.2 0.15
QF-12 12 - > 2 - 5.15 0.15
QF-17 17 - > 2 - 4.7 0.15
QF-62 - 6 > 2 - 5.3 0.15 As requirement
QF-122 8 12 > 2 - 5.15 0.15
QF-172 - 17 > 2 - 4.7 0.15
QFV-8 8 6 6 6 9.0 0.3
QFV-42 - 4 - - 10.0 0.3
QFR-20 8 20 5 5 8.0 0.3
QFR-15 - 15 3.8 3.8 8.5 0.3