Raw Sisal Fiber for radiator

Grade a
length: 110cm-130cm with a tolerance of 20%.
This applies to all grades of line fibre but excluding refugo and bucha.
Moisture: 10%---13%
impurity: 0---3%
classification per grade:
type 1 - colour whitishsoft cream, well brushed, humidity maximum 14% without knots.
Type 2 - colour creamyellowish, well brushed, humidity maximum 14% without knots.
Type 3 - colour creamyellowish, well brushed, humidity maximum 14%, without knots.
Refugos (reject) - colour brownishgreen, humidity maximum 14%, presence of knots and high percentage of impurities.
Bucha (tow) - colour yellowishbrownish, humidity maximum 14%, presence of knots and a very high level of dust.