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Section 51-30
Materials

1. General
You must only use approved materials from approved sources to repair the DA 40 airplane.
2. Approved Materials
A. Resin system
Resin  : L 285 
Hardener  : H 286 
Mixture  : 100 parts resin and 40 ± 2 parts hardener (by weight) 
Supplier  : Scheufler Am Ostkai 21/22 D-70327 Stuttgart, Germany Phone : +49-711-323081
 Fax  : +49-711-3280041 

B. Glass fiber cloth
WLB No. (German aviation standard)  Weave  Weight per unit area [g/m2]  Interglas Type  Porcher Type 
8.4548.60  2/2 twill  163  92110  917 
8.4551.60  2/2 twill  280  92125  3063 
8.4554.60  2/2 twill  390  92140  1989 
8.4520.6  UD  220  92145 
8.4525.60  UD  425  92146 

All cloth types consist of alkali free E-glass with I 550 or PT 55 finish and comply with LN 9169
(German aviation standard). 
Supplier for Interglas fabric  : Rudolf Usner GmbH
 Am Ausferngenufer 4
 A-5400 Hallein, Austria
 Phone  : +43-6245-81516
 Fax  : +43-6245-81516-40 

Doc # 6.02.01 Page 1
Rev. 4 09 Jan 2003

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Structures
AMM

Supplier for Porcher fabric  : Porcher Industrietextilien GmbH
 Holzgraben 13/15
 D-52062 Aachen, Germany
 Phone  : +49-241-48225
 Fax  : +49-241-48229 
C. Carbon fiber cloth 

WLB No. (German aviation standard)  Weave  Mass per unit area [g/m2]  Interglas Type  Cramer Type  SGL Type 
8.3520.80  2/2 twill  200  98141  CCC 452 
2/2 twill with aluminum fibers  220  CCC 459 Al 
UD tape  380  Sigratex KDU 1034 

The cloth complies with LN 9169 (German aviation standard).
Supplier for Interglas fabric  : Rudolf Usner GmbH (see above) 
Supplier for Cramer fabric  : CCC C. Cramer & Co
 Postfach 2163
 D-48616 Heek-Nienborg, Germany
 Phone  : +49-2568-9315-34
 Fax  : +49-2568-9315-93 

Supplier for SGL tape : SGL Technik GmbH Wernen von Siemens-Str. 8 D-86405 Meitingen, Germany Phone: +49-8271-832152 Fax: +49-8271-831427
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Structures

D. Peel ply
Type : PA 20-63, compliant with LN 98690
Supplier : Strübel Vertriebs GbR Herrlingerstr. 36/1 D-89081 Ulm, Germany
 Phone  : +49-731-388577-1, -2
 Fax  : +49-731-9387353 
E. Sandwich core material 
Sandwich core material  : PVC rigid foam Divinycell H 60 
Thickness  : 3 mm, 6 mm, 8 mm 
Supplier  : Conti Tech Kautschuk- und KunststoffvertriebsgesmbH
 Industriestr. 31
 A-2353 Guntramsdorf, Austria
 Phone  : +43-2236-49101-0
 Fax  : +43-2236-49101-49 
F. Fillers for resin 
(1) Cotton flakes FB1/035 

Supplier : Rudolf Usner GmbH (see above)
(2) Silcell 300
Supplier : Joh. Klinglhuber & S.hne Handelsgesellschaft mbH Wallgasse 21 A-1060 Vienna, Austria Phone : +43-1-5974712-0 Fax : +43-1-5974712-16
(3) Aerosil 380
Supplier : Polychem HandelsgesmbH Markt Allhau Nr. 463 A-7411 Markt Allhau, Austria Phone : +43-3356-20444 Fax : +43-3356-20445 E-Mail : chemie@polychem.at
Doc # 6.02.01 Page 3
Rev. 4 09 Jan 2003
　
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