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This is the chart from the link below. Please check that for more information. The chart is set up with the columns being Pencil Number, Graphite, Clay, then Wax.

9H 41% 53% 5%

8H 44% 50% 5%

7H 47% 47% 5%

6H 50% 45% 5%

5H 52% 42% 5%

4H 55% 39% 5%

3H 58% 36% 5%

2H 60% 34% 5%

H 63% 31% 5%

F 66% 28% 5%

HB 68% 26% 5%

B 71% 23% 5%

2B 74% 20% 5%

3B 76% 18% 5%

4B 79% 15% 5%

5B 82% 12% 5%

6B 84% 10% 5%

7B 87% 07% 5%

8B 90% 04% 5%

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14y ago

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Related Questions

What is the correct label for pencil lead?

The correct label for pencil lead is "graphite."


What is a pencil lead made of?

Pencil "lead" is actually made of graphite, which is a form of carbon. The graphite is mixed with clay to give it form and strength. These mixture of graphite and clay are then encased in wood to create a pencil.


Is pencil lead is Pb free?

Yes, pencil "lead" is not actually lead metal but graphite, which is a form of carbon. So, pencil lead is Pb (lead) free.


How do they get lead out of pencil?

we get lead of pencil from the mixture of clay and graphite


What is lead of a pencil?

Pencil lead is made of graphite and clay. Newer recipes for pencil lead use waxy polymers to bind the graphite to produce a lead that does not snap when the pencil is flexed.


Is pencil lead magnetic?

No. Also, "pencil lead" is not lead; it is almost always graphite (made of carbon)


What is the lead of a pencil?

graphite


Proper name for lead in a pencil?

Graphite.


What is The predecessor of the graphite pencil?

The predecessor of the graphite pencil was the lead pencil, which used a mixture of graphite and clay for the core instead of just graphite. Lead pencils were first developed in the 16th century.


What objects can lead be made into?

pencil . The 'lead' in a pencil is actually graphite.


Will you get lead poisoning if graphite from a pencil enters the bloodstream?

No ,because there is no lead in a graphite pencil, only carbon.


How is the lead for a pencil made?

Pencil is made from graphite