Hardness, abrasion and weathering

As discussed in Chapter 12, care must be taken with this technique in making the measurements and analysing the results. 

(1985) Material selection and quality control of glass reinforced plastics, Froc. 7th British Wind Energy Workshop, Oxford, MEP, London. 

Two types of test are in use to compare various types of material, 

It is clear that there is a wide spread in resistance with polyethylene being the best and epoxy the least resistant. 

(1987) Ultra-high molecular weight polyethylene, in Engineered Materials Handbook, Volume 2 Engineering Plastics, ASM International, Metals Park, Ohio. 

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