Building tube wall

 

Notes:

Plastic types for toys:  http://www.pvcinformation.org/assets/pdf/PlasticSubstitutesPVCtoys_Tickner.pdf

Best to worst:

5. Bio-based (cellulose, etc)

4. Polyethylene and Polypropylene

3. PET

2. Polycarbonate, ABS, Polystyrene, Polyurethane

1.  PVC (worst)

 

Magnetic tubes Wall

Plastic magnet cover

Magnet styles from McMaster Carr:

(try building a pipe-wall magnetic block out of wood and connect to the pipe using a hole saw the size of the pipe we’re using.  3″ pipe?  = 3.5″ hole saw?  offset with a jig to make the magnet blocks.

 

Schedule 40 PVC Pipe Dimensions
PIPE SIZE O.D. AVE.
I.D.
MIN
WALL
NOM.
WEIGHT
(Wt./ft.)
MAX.
W.P.
PSI
1/4″ .540 .344 .088 .086 780
3/8″ .675 .473 .091 .115 620
1/2″ .840 .602 .109 .170 590
3/4″ 1.050 .804 .113 .226 480
1″ 1.315 1.029 .133 .333 450
*1-1/4″ 1.660 1.360 .140 .450 370
*1-1/2″ 1.900 1.590 .145 .537 330
*2″ 2.375 2.047 .154 .720 280
2-1/2″ 2.875 2.445 .203 1.136 300
*3″ 3.500 3.042 .216 1.488 260
3-1/2″ 4.000 3.521 .226 1.789 240
*4″ 4.500 3.998 .237 2.118 220