NINGBO YINZHOU KAIRUI SEAL FACTORY located on the east side of Ningbo. Our factory is specialized in production all types of pump kit machinery sealing elements and sealing auxiliary materials (alumina ceramics, carbon-graphite, TC, SIC, rubber parts, etc.). The products are widely applied to chemical industry, machinery, metallurgy and pharmacy, etc. We also make products for some professional manufacturers in the world. Our factory has strong team for technical, with experienced engineers from design to production line. For long term, our factory has adhered to quality products, best service and competitive price. Our products are far sold to Europe, U.S.A., and the southeast Asia. They are well received by customers both at home and abroad. We also specially design products according to the customers' drawings and requirements. We would like to cooperate with all friends in the world with quality products and competitive price more...
Home>Material codes
Classes,Type and Properties
Type
bulk density
transverse strength
compressive strength
Hardness
porosity
Max suitable temperature
g/c㎡
Mpa
Mpa
shore
%
℃
Resin-impregnated graphite
M106H
1.65
60
200
83
2.0
200
M120H
1.70
50
190
83
2.0
200
M238H
1.88
50
95
50
2.0
350
M254H
1.82
40
80
50
1.0
200
M106K
1.65
60
230
90
3.0
200
M120K
1.65
55
210
90
3.0
200
M238K
1.80
50
95
50
3.0
200
M254K
1.80
45
90
50
3.0
200
M158K
1.70
60
190
85
3.0
200
Metal-impregnated graphite
M120B
2.40
60
150
60
9.0
200
M254B
2.40
35
55
30
9.0
200
M106D
2.20
55
180
75
3.0
350
M120D
2.20
50
160
70
3.0
350
M254D
2.20
35
70
35
3.0
400
M106P
2.40
60
230
70
3.0
350
M120P
2.60
75
240
75
3.0
350
M254P
2.60
45
110
35
3.0
400
注：ＨEpoxy resin、ＫFuran resin、ＢBabbitt、Ｄantimony、ＰCopper alloy
Chemical Corrosion Resistance of Mechanical Carbon-graphite
Medium
Concentration
Resin-impregnated Carbon-graphite
Metal-impregnated Carbon-graphite
Phenolic resin
Epoxy resin
Furan resin
Antimony
Babbitt
Aluminum alloy
Copper alloy
muriatic acid
36
O
O
O
－
－
－
－
vitriol
50
O
－
O
－
－
－
－
vitriol
98
O
－
＋
－
－
O
－
nitric acid
50
O
－
O
－
－
－
－
nitric acid
strong
－
－
－
－
－
O
－
hydrofluoric acid
40
O
－
O
－
－
－
－
phosphoric acid
85
+
+
+
－
－
O
－
chrome
10
O
O
O
－
－
－
－
acetic acid
36
+
O
O
－
－
－
－
sodium hydroxide
50
－
+
+
－
－
－
+
potassium hydroxide
50
－
+
O
－
－
－
+
seawater
O
+
+
－
+
－
+
benzene
100
+
O
+
+
+
+
－
ammonia
10
O
+
+
+
+
+
－
acet.
100
O
O
+
+
O
+
+
carbamide
+
+
+
+
O
+
－
tetrachloride
+
+
+
+
+
+
+
accident
+
+
+
+
+
+
+
benzine
+
+
+
+
+
+
+
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