Rumpel
Felt # 		Equiv.
SAE # 		Equiv.
SAE # 		Colour Stand.
Width
Inches 		Thickness & Weight Tolerance
Thickness is in inches / weight in pounds per square yard 		Min
wool % 		Ash
(Max)% 		Tensile
Strength
Min P.S.I. 		Splitting
Resistance
1/8" 3/16" 1/4" 5/16" 3/8" 1/2"
104 F1 16R1 White 60" - 72" 0.113-0.137
1.90-2.10 		0.175-0.201
2.85-3.15 		0.236-0.264
3.80-4.20 		0.298-0.328
4.75-5.25 		0.359-0.391
5.70-6.30 		0.481-0.519
7.60-8.40 		95 1.5 500 33
563 F3 16R3 Grey 60" - 72" 0.113-0.137
1.90-2.10 		0.175-0.201
2.71-3.15 		0.236-0.264
3.61-4.19 		0.298-0.328
4.50-5.24 		0.359-0.391
5.41-6.29 		0.481-0.519
7.21-8.39 		85 2.5 400 22
105 F5 12R1 White 60" - 72" 0.111-0.139
1.45-1.61 		0.172-0.204
2.17-2.41 		0.232-0.268
2.90-3.22 		0.293-0.333
3.62-4.02 		0.353-0.397
4.35-4.83 		0.474-0.526
5.80-6.44 		95 2.0 400 18
567 F7 12R3 Grey 72" 0.111-0.139
1.45-1.61 		0.172-0.204
2.17-2.41 		0.232-0.268
2.90-3.22 		0.293-0.333
3.62-4.02 		0.353-0.397
4.35-4.83 		0.474-0.526
5.80-6.44 		80 3.0 250 12
102 F10 9R1 White 72" 0.105-0.145
0.98-1.14 		0.165-0.211
1.47-1.71 		0.224-0.276
1.96-2.28 		0.284-0.342
2.45-2.85 		0.343-0.407
2.94-3.42 		0.462-0.538
3.92-4.56 		95 2.5 225 8
5611 F11 9R2 Grey 72" 0.105-0.145
0.98-1.14 		0.165-0.211
1.47-1.71 		0.224-0.276
1.96-2.28 		0.284-0.342
2.45-2.85 		0.343-0.407
2.94-3.42 		0.462-0.538
3.92-4.56 		87 3.0 200 6
44 F13 9R4 Grey 72" 0.105-0.145
0.98-1.14 		0.165-0.211
1.47-1.71 		0.224-0.276
1.96-2.28 		0.284-0.342
2.45-2.85 		0.343-0.407
2.94-3.42 		0.462-0.538
3.92-4.56 		75 3.5 75 2
15 F15 9R5 Grey 72" 0.105-0.145
0.98-1.14 		0.165-0.211
1.47-1.71 		0.224-0.276
1.96-2.28 		0.284-0.342
2.45-2.85 		0.343-0.407
2.94-3.42 		0.462-0.538
3.92-4.56 		55 4.0 75 2
15 F26 8R5 Grey 72" 0.85-0.165
0.81-0.99 		 
  		0.194-0.306
1.62-1.98 		 
  		0.303-0.447
2.43-2.97 		0.412-0.588
3.24-3.96 		45 5.0    
104 F50 16R1X White 72" 3/64" 1/16" 5/64" 3/32"     95 1.5 500  
0.040-0.054
0.712-0.788 		0.056-0.070
0.937-1.013 		0.071-0.085
1.162-1.238 		0.087-0.101
1.387-1.463
35 F51 16R3X Grey 72" 0.040-0.054
0.712-0.788 		0.056-0.070
0.937-1.013 		0.071-0.085
1.162-1.238 		0.087-0.101
1.387-1.463 		    92 2.5 300  
32 F55 12R3X Grey or Black 72"   0.056-0.070
0.71-0.79 		  0.867-0.101
1.09-1.16 		           
** Other Thicknesses up to 1" for above felts are available at proportionate weights