Seastrom Manufacturing

Material Thickness Availability and Tolerance Chart

Non-Metallics

Acetal (Delrin®) Fiberglass (G7,G9,G10,G11) Fibre Kapton

0.010 ± 0.004 0.015 ± 0.004 0.020 ± 0.004 0.025 ± 0.004 0.031 ± 0.004 0.040 ± 0.005 0.050 ± 0.005 0.062 ± 0.006 0.093 ± 0.007 0.125 ± 0.007

0.005 ± 0.0030 0.010 ± 0.0030 0.015 ± 0.0040 0.020 ± 0.0050 0.025 ± 0.0060 0.031 ± 0.0080 0.040 ± 0.0080 0.045 ± 0.0100 0.062 ± 0.0100 0.093 ± 0.0110 0.125 ± 0.0140

0.010 ± 0.0010 0.012 ± 0.0012 0.015 ± 0.0015 0.020 ± 0.0020 0.025 ± 0.0025 0.032 ± 0.0040 0.040 ± 0.0040 0.045 ± 0.0060 0.050 ± 0.0060 0.062 ± 0.0062 0.070 ± 0.0070 0.078 ± 0.0080 0.093 ± 0.0120 0.125 ± 0.0150

0.001 ± 0.0002 0.002 ± 0.0003 0.003 ± 0.0004 0.005 ± 0.0006

Mica Mylar Neoprene Nylon & Nylatron

0.002 ± 0.001 0.003 ± 0.001 0.004 ± 0.001 0.005 ± 0.001 0.006 ± 0.002 0.007 ± 0.002 0.008 ± 0.002 0.009 ± 0.002 0.010 ± 0.002 0.015 ± 0.003

0.001 ± 0.0001 0.002 ± 0.0002 0.003 ± 0.0003 0.004 ± 0.0004 0.005 ± 0.0005 0.007 ± 0.0007 0.010 ± 0.0010 0.014 ± 0.0014

0.016 ± 0.010 0.020 ± 0.010 0.031 ± 0.012 0.047 ± 0.012 0.062 ± 0.012 0.093 ± 0.016 0.125 ± 0.016

0.010 ± 0.004 0.015 ± 0.004 0.016 ± 0.004 0.020 ± 0.004 0.025 ± 0.004 0.031 ± 0.004 0.040 ± 0.004 0.050 ± 0.006 0.062 ± 0.006 0.070 ± 0.008 0.080 ± 0.008 0.093 ± 0.008 0.100 ± 0.010 0.125 ± 0.010

PCTFE Phenolic Polyethylene (High Density) Polyurethane

0.016 ± 0.003 0.031 ± 0.004 0.040 ± 0.004 0.062 ± 0.013

0.010 ± 0.0030 0.016 ± 0.0050 0.020 ± 0.0050 0.025 ± 0.0050 0.031 ± 0.0070 0.047 ± 0.0080 0.063 ± 0.0100 0.094 ± 0.0090 0.125 ± 0.0100

0.010 ± 0.003 0.015 ± 0.003 0.020 ± 0.003 0.025 ± 0.003 0.030 ± 0.004 0.040 ± 0.004 0.050 ± 0.006 0.062 ± 0.006 0.093 ± 0.006 0.125 ± 0.006

.062 .093

PTFE PVC Santoprene

0.002 ± 0.0005 0.003 ± 0.0005 0.004 ± 0.0010 0.005 ± 0.0010 0.010 ± 0.0015 0.015 ± 0.0020 0.020 ± 0.0025 0.025 ± 0.003 0.031 ± 0.004 0.040 ± 0.005 0.050 ± 0.005 0.062 ± 0.005 0.070 ± 0.006 0.076 ± 0.006 0.080 ± 0.006 0.093 ± 0.006 0.100 ± 0.010 0.125 ± 0.010

0.005 ± 0.001 0.007 ± 0.001 0.010 ± 0.001 0.015 ± 0.002 0.020 ± 0.002 0.030 ± 0.003 0.040 ± 0.004 0.062 ± 0.009 0.080 ± 0.008 0.093 ± 0.009 0.100 ± 0.010 0.125 ± 0.013

0.015 ± 0.008 0.030 ± 0.008 0.045 ± 0.008 0.062 ± 0.008 0.093 ± 0.008 0.125 ± 0.008

*Nylon and Fibre may shrink or expand due to temperature and humidity

Metallics

Aluminum Aerospace Alloys Aluminum Non-Aerospace Alloys Berylco Brass

0.010 ± 0.0020 0.016 ± 0.0025 0.020 ± 0.0025 0.025 ± 0.0025 0.032 ± 0.0020 0.040 ± 0.0020 0.050 ± 0.0020 0.063 ± 0.0030 0.071 ± 0.0030 0.080 ± 0.0035 0.090 ± 0.0035 0.100 ± 0.0035 0.125 ± 0.0035

0.016 ± 0.0015 0.020 ± 0.0020 0.025 ± 0.0020 0.032 ± 0.0025 0.040 ± 0.0035 0.050 ± 0.0035 0.063 ± 0.0035 0.080 ± 0.0045 0.090 ± 0.0045 0.125 ± 0.0055

0.002 ± 0.0004 0.003 ± 0.0004 0.004 ± 0.0004 0.005 ± 0.0006 0.006 ± 0.0006 0.007 ± 0.0008 0.008 ± 0.0008 0.010 ± 0.0010 0.0126 ± 0.001 0.016 ± 0.0013 0.018 ± 0.0015 0.020 ± 0.0015 0.022 ± 0.0020 0.025 ± 0.0020 0.028 ± 0.0025 0.032 ± 0.0025 0.040 ± 0.0030 0.050 ± 0.0030 0.062 ± 0.0035

0.002 ± 0.0006 0.003 ± 0.0006 0.004 ± 0.0006 0.005 ± 0.0008 0.007 ± 0.0010 0.008 ± 0.0010 0.010 ± 0.0013 0.012 ± 0.0013 0.016 ± 0.0025 0.018 ± 0.003 0.020 ± 0.003 0.025 ± 0.003 0.032 ± 0.004 0.040 ± 0.004 0.045 ± 0.004 0.048 ± 0.004 0.050 ± 0.004 0.063 ± 0.005 0.080 ± 0.006 0.090 ± 0.006 0.125 ± 0.006

Copper Phos. Bronze Spring Steel Stainless & Stainless 316

0.002 ± 0.0006 0.003 ± 0.0006 0.005 ± 0.0008 0.008 ± 0.0008 0.010 ± 0.001 0.016 ± 0.001 0.018 ± 0.002 0.021 ± 0.002 0.025 ± 0.002 0.032 ± 0.002 0.043 ± 0.002 0.048 ± 0.003 0.051 ± 0.003 0.064 ± 0.003 0.080 ± 0.004 0.093 ± 0.005 0.125 ± 0.005

0.003 ± 0.0004 0.005 ± 0.0004 0.006 ± 0.0004 0.008 ± 0.0006 0.010 ± 0.0008 0.012 ± 0.0010 0.016 ± 0.0010 0.020 ± 0.0013 0.025 ± 0.0015 0.032 ± 0.0020 0.040 ± 0.0020 0.050 ± 0.0020 0.064 ± 0.0020 0.093 ± 0.0050 0.125 ± 0.0050

0.005 ± 0.001 0.006 ± 0.001 0.008 ± 0.001 0.010 ± 0.002 0.012 ± 0.002 0.015 ± 0.002 0.018 ± 0.002 0.020 ± 0.002 0.025 ± 0.002 0.028 ± 0.002 0.032 ± 0.002 0.035 ± 0.002 0.040 ± 0.003 0.050 ± 0.003 0.062 ± 0.003 0.083 ± 0.003 0.093 ± 0.003 0.109 ± 0.004 0.125 ± 0.004

0.001 ± 0.0001 0.002 ± 0.0002 0.003 ± 0.0003 0.004 ± 0.0004 0.005 ± 0.0005 0.006 ± 0.0006 0.007 ± 0.0007 0.008 ± 0.0008 0.010 ± 0.001 0.012 ± 0.002 0.016 ± 0.002 0.020 ± 0.003 0.025 ± 0.003 0.030 ± 0.004 0.035 ± 0.004 0.040 ± 0.004 0.048 ± 0.004 0.060 ± 0.004 0.063 ± 0.004 0.075 ± 0.004 0.090 ± 0.005 *0.100 ± 0.005 *0.105 ± 0.005 *0.120 ± 0.005 *0.125 ± 0.007 *0.135 ± 0.008

Steel (C.R.S.) Titanium

0.001 ± 0.0001 0.002 ± 0.0002 0.003 ± 0.0003 0.005 ± 0.0005 0.006 ± 0.0006 0.007 ± 0.0007 0.010 ± 0.0010 0.012 ± 0.0012 0.015 ± 0.0020 0.018 ± 0.0020 0.020 ± 0.0030 0.024 ± 0.0030 0.025 ± 0.0030 0.030 ± 0.0030 0.032 ± 0.0028 0.036 ± 0.0030 0.042 ± 0.0040 0.048 ± 0.0040 0.060 ± 0.0050 0.063 ± 0.0050 0.075 ± 0.0050 0.090 ± 0.0050 0.105 ± 0.0060 0.120 ± 0.0060 0.135 ± 0.0060

0.016 ± 0.0020 0.020 ± 0.0030 0.032 ± 0.0040 0.063 ± 0.0060 0.080 ± 0.0070

*Bar and Sheet Stock

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