Crown General NV
Havenlaan 2 ( Park Ravenshout)
B-3980 Tessenderlo
Tel: +32.13.66.17.51
Fax: +32.13.66.88.18

 


SPECIAL GRADES :

Several special grades can be manufactured at a premium, such as:


a.           SR (= Slow Recovery) and QR (= Quick Recovery) can be supplied without premium.


b.           BBS (= super soft) at 5 % surcharge.


c.           Our P.V.C. foams are by nature self-extinguishing. To comply with specific standards, following special grades are               available:

             A DIN 4102 B2 execution, type NB, is possible for certain density-groups (also see scheme) at a premium of 10 %.
             NB is combined:
             - with SR in densities 130/160 and 170/200.
             - with ST in D.220/250 and D.260/290 (ST = Standard).

             An FMVSS 302 grade, type FR, is available in D. 220/250, combined with ST.
             Premium 10 %.

d.          Our P.V.C.foams resist to constant temperatures of -30° C to +60° C.
             A special grade CC, resistant to constant temperatures onto +100° C can be supplied in any density at a premium of 10              %, only in following combinations:
             - as SRcc in densities 100/125, 130/160 and 170/200
             - as STcc in densities 220/250 and 260/290.


e.           ES (= Extra Sticking) can be supplied in combination with QR in density 100/125 at a premium of 10 %.

f.            EH, extra hard Shore 00: 70-80 is calculated on request, in D.220/250.

If you have any special needs, please do not hesitate to contact us. We are aware of the very wide range of applications, which makes this survey most brief and incomplete.
Our research and experiences go much further than the above information.


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