Data Sheets: Silicone Materials
Browse our library of material data sheets below. If you don't see a material you are interested in, contact us and we'll get the information!
We strive to respond to all quotes within 24 hours or less
BISCO® SILICONE FOAM
Bisco Material
Property
Cell Structure
Deflection (psi)
Water Absorption (%)
UL Rating
Temp Rating (F)
Datasheet
Bisco Material:
HT-870
Property:
Soft
Cell Structure:
Open Cell
Deflection (psi):
4
Water Absorption (%):
5
UL Rating:
V-0
Temp Rating (F):
392
Bisco Material:
HT-840
Property:
Extra-Firm
Cell Structure:
Closed Cell
Deflection (psi):
22
Water Absorption (%):
5
UL Rating:
V-0
Temp Rating (F):
V-392
Bisco Material:
HT-820
Property:
Firm
Cell Structure:
Closed Cell
Deflection (psi):
16
Water Absorption (%):
5
UL Rating:
V-0
Temp Rating (F):
392
Bisco Material:
HT-800
Property:
Medium
Cell Structure:
Closed Cell
Deflection (psi):
9
Water Absorption (%):
5
UL Rating:
V-0
Temp Rating (F):
392
Bisco Material:
BF-2000
Property:
Ultra-Soft
Cell Structure:
Open Cell
Deflection (psi):
1.5
Water Absorption (%):
5
UL Rating:
V-0
Temp Rating (F):
392
PORON®
Poron Number
Density (psi)
Thickness (inches)
Deflection (psi)
Durometer ("O")
Temperature (F)
UL 94 Rating
Datasheet
Poron Number:
4701-30
Density (psi):
15
Thickness (inches):
.188 to .500
Deflection (psi):
1 to 5
Durometer ("O"):
3
Temperature (F):
194
UL 94 Rating:
HBF (.188")
Poron Number:
4701-30
Density (psi):
20
Thickness (inches):
.062 to .125
Deflection (psi):
3 to 8
Durometer ("O"):
8
Temperature (F):
194
UL 94 Rating:
HBF (.093")
Poron Number:
4701-30
Density (psi):
25
Thickness (inches):
.031 to .045
Deflection (psi):
5 to 12
Durometer ("O"):
16
Temperature (F):
194
UL 94 Rating:
HBF (.062")
Poron Number:
4701-40
Density (psi):
15
Thickness (inches):
.188 to .500
Deflection (psi):
4 to 8
Durometer ("O"):
12
Temperature (F):
194
UL 94 Rating:
HBF (.188")
Poron Number:
4701-40
Density (psi):
20
Thickness (inches):
.062 to .125
Deflection (psi):
7 to 13
Durometer ("O"):
17
Temperature (F):
194
UL 94 Rating:
HBF (.062")
Poron Number:
4701-40
Density (psi):
30
Thickness (inches):
.031 to .045
Deflection (psi):
15 to 40
Durometer ("O"):
34
Temperature (F):
194
UL 94 Rating:
**
Poron Number:
4701-50
Density (psi):
15
Thickness (inches):
.188 to .500
Deflection (psi):
8 to 14
Durometer ("O"):
18
Temperature (F):
194
UL 94 Rating:
HBF (.188")
Poron Number:
4701-50
Density (psi):
20
Thickness (inches):
.062 to .125
Deflection (psi):
13 to 23
Durometer ("O"):
24
Temperature (F):
194
UL 94 Rating:
HBF (.062")
WESLASTOMER™ SOLID MATERIALS -
CUSTOM DIE CUT GASKETS REFERENCE GUIDE
WesLastomer Number
Type of Rubber
Specification
Oil Resistance
Electrical Resistivity
Impact Resistance
Abrasion Resistance
Weather Resistance
Datasheet
WesLastomer Number:
Grade 2100
Type of Rubber:
Silicone
Specification:
Commercial
Oil Resistance:
Fair
Electrical Resistivity:
Good
Impact Resistance:
Fair
Abrasion Resistance:
Poor
Weather Resistance:
Excellent
WesLastomer Number:
Grade 2200
Type of Rubber:
Silicone
Specification:
Translucent
Oil Resistance:
Fair
Electrical Resistivity:
Good
Impact Resistance:
Fair
Abrasion Resistance:
Poor
Weather Resistance:
Excellent
WesLastomer Number:
Grade 2300
Type of Rubber:
Fluorosilicone
Specification:
Performance
Oil Resistance:
Good
Electrical Resistivity:
Good
Impact Resistance:
Fair
Abrasion Resistance:
Poor
Weather Resistance:
Excellent
WesLastomer Number:
Grade 2400
Type of Rubber:
Silicone
Specification:
Performance
Oil Resistance:
Fair
Electrical Resistivity:
Good
Impact Resistance:
Fair
Abrasion Resistance:
Poor
Weather Resistance:
Excellent
WesLastomer Number:
Grade 2800
Type of Rubber:
Fiberglass / Silicone
Specification:
Performance
Oil Resistance:
Fair
Electrical Resistivity:
Good
Impact Resistance:
Fair
Abrasion Resistance:
Poor
Weather Resistance:
Excellent
WesLastomer Number:
Grade 3100
Type of Rubber:
Neoprene
Specification:
Commercial
Oil Resistance:
Good
Electrical Resistivity:
Very Good
Impact Resistance:
Good
Abrasion Resistance:
Excellent
Weather Resistance:
Very Good
WesLastomer Number:
Grade 3200
Type of Rubber:
Buna-N / Nitrile
Specification:
Commercial
Oil Resistance:
Excellent
Electrical Resistivity:
Poor
Impact Resistance:
Good
Abrasion Resistance:
Good
Weather Resistance:
Poor
WesLastomer Number:
Grade 3300
Type of Rubber:
EPDM
Specification:
Commercial
Oil Resistance:
Poor
Electrical Resistivity:
Excellent
Impact Resistance:
Good
Abrasion Resistance:
Good
Weather Resistance:
Very Good
WESLASTOMER™ SPONGE MATERIALS -
CUSTOM DIE CUT GASKETS REFERENCE GUIDE
WesLastomer Number
Type of Rubber
Density
Cell Structure
Temperature Range (F)
Impact Resistance
Abrasion Resistance
Weather Resistance
Datasheet
WesLastomer Number:
Grade 4300
Type of Rubber:
Silicone
Density:
Soft
Cell Structure:
Closed
Temperature Range (F):
-103 to +450
Impact Resistance:
Excellent
Abrasion Resistance:
Poor
Weather Resistance:
Excellent
WesLastomer Number:
Grade 4400
Type of Rubber:
Silicone
Density:
Medium
Cell Structure:
Closed
Temperature Range (F):
-103 to +450
Impact Resistance:
Excellent
Abrasion Resistance:
Poor
Weather Resistance:
Excellent
WesLastomer Number:
Grade 4500
Type of Rubber:
Silicone
Density:
Firm
Cell Structure:
Closed
Temperature Range (F):
-103 to +450
Impact Resistance:
Excellent
Abrasion Resistance:
Poor
Weather Resistance:
Excellent
WesLastomer Number:
Grade 4600
Type of Rubber:
Silicone
Density:
Extra-Firm
Cell Structure:
Closed
Temperature Range (F):
-103 to +450
Impact Resistance:
Excellent
Abrasion Resistance:
Poor
Weather Resistance:
Excellent
WesLastomer Number:
Grade 4800
Type of Rubber:
Neoprene Blend
Density:
Soft
Cell Structure:
Closed
Temperature Range (F):
-40 to +250
Impact Resistance:
Excellent
Abrasion Resistance:
Poor
Weather Resistance:
Fair
WesLastomer Number:
Grade 4900
Type of Rubber:
Neoprene Blend
Density:
Medium
Cell Structure:
Closed
Temperature Range (F):
-40 to +250
Impact Resistance:
Excellent
Abrasion Resistance:
Poor
Weather Resistance:
Fair
WesLastomer Number:
Grade 5000
Type of Rubber:
Neoprene Blend
Density:
Medium-Firm
Cell Structure:
Closed
Temperature Range (F):
-40 to +250
Impact Resistance:
Excellent
Abrasion Resistance:
Poor
Weather Resistance:
Fair
WesLastomer Number:
Grade 5100
Type of Rubber:
Neoprene Blend
Density:
Firm
Cell Structure:
Closed
Temperature Range (F):
-40 to +250
Impact Resistance:
Excellent
Abrasion Resistance:
Poor
Weather Resistance:
Fair