degrees (2)

degrees
by Dave 21 years ago

Re: degrees
by cole 21 years ago

The following message (subject: Re: degrees) was posted by cole, on 1/13/2005 11:07:17 PM:

It's a scale of sponge hardness.

The softest sponge I know of is markv30 which is 30deg. Most supersoft rubbers are 35 (like donic S40). 40 is like medium soft. Medium in a japanese is like 42. Hard begins at 45. The old style chinese blue and orange sponges were 50.

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