Phenolic Paper X,XX,XXX

Phenolic Paper X,XX,XXX – This grade is composed of a paper based impregnated with a phenolic resin binder. It has good electric strength properties with fair mechanical strength. Outstanding for use as template material and/or backup material. Certifies to Mil-I-24768/12 PBM,/11 PBG and /10 PBE
Phenolic-Paper-X,XX,XXX
Physical Properties – Phenolic Plate

Property
Paper X (MIL-I-24768/12-PBM)
Paper XX (MIL-I-24768/11-PBG)
 Paper XXX (MIL-I-24768/10-PBE)
Density
.051
 .048 .047
Water Absorption
2.4
 0.5 0.5
Hardness (Rockwell M)
110
 100 110
Tensile with grain (psi)
25,000
 13,500 20,000
Compressive flatwise with grain (psi)
44,000
 30,000 38,000
Flexural flatwise (psi)
30,000
 17,000 23,000
Bonding (psi)
950
 1,000 1,000
Maximum Operating Temperature (°C) Electrical Mechanical
130 130
 140 140 140 140
Impact Strength Izod edgewise with grain (ft-lb/in)
.8
 0.55 0.8
Shear flatwise (psi)
14,000
 10,000 12,000

Phenolic Convolute Tubing

Property
Paper X (MIL-I-24768/12-PBM)
Paper XX (MIL-I-24768/11-PBG)
 Paper XXX (MIL-I-24768/10-PBE)
Density
.043
.043
.045
Water Absorption
2.0
2.0
1.0
Hardness (Rockwell M)
(n/a)
(n/a)
(n/a)
Tensile with grain (psi)
8,000
8,000
12,000
Compressive flatwise with grain (psi)
15,000
15,000
20,000
Max operating Temp (°C) Electrical Mechanical
130 130
140 140
140 140

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