Hollow microspheres improve performance

Hollow microspheres improve performance

M ATERIALS NEWS 1 Calculating material properties quickly T H E PROPERTIES o f high performance fibre reinforced p l a s t i c s can n o w be calcul...

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M

ATERIALS NEWS

1 Calculating material properties quickly T H E PROPERTIES o f high performance fibre reinforced p l a s t i c s can n o w be calculated using the Composite Disc develo p e d a t t h e I n s t i t u t ffir Kunststoffverarbeitung (IVK), G e r m a n y . In m a n y case s t h e C o m p o s i t e Disc e l i m i n a t e s t h e n e e d to u s e a c o m p l e x c o m p u t e r p r o g r a m , says t h e Institut. T h e . d i s k is s a i d t o e n a b l e t h e p r o p e r t i e s to b e c a l c u l a t e d in a few s i m p l e steps, w h e r e a s relatively t e d i o u s a n d t i m e c o n s u m i n g i n p u t s a r e generally necessary when using computer programs. Furthermore, such programs are not yet

JOB VACANCY TECHNICAL ASSISTANT T O M A N A G I N G DIRECTOR

widely available. Properties for high tensile a n d high m o d u l u s carbon fibre composites, a n d glass a n d aramid reinforced plasThe Composite Disc permits easy estimation tics, with of the properties of composite material. fibre v o l u m e contents of 50, 60 a n d 70%, c a n b e r e s t r i c t i o n s e x i s t i n g o n calculated. Values which the stacking sequence. The C o m p o s i t e Disc is can be e s t i m a t e d i n c l u d e Young's m o d u l u s , p e r m i s s i - a v a i l a b l e f r o m I V K f o r ble e l o n g a t i o n a n d p e r m i s - DM65.00. sible s t r a i n o f a l a m i n a t e . M. Wegener; tel: +49T h e only p r e c o n d i t i o n is 241-1802751; or: D. Huyt h a t t h e l a m i n a t e be o r t h o - brechts; tel: + 49-241t r o p i c a n d s y m m e t r i c a l . No 1802720.

B Hollow microspheres improve performance

THE PERFORMANCE of A busy G.R.P. manufacturing Company located in S.W. Hertfordc o m p o s i t e p a r t s in m a n y shire has a vacancy for a Plastics Technician of Graduate level to applications can be improvide technical support to the production of Reinforced Plastics p r o v e d by u s i n g Q-Cel h o p Profiles by the puhrusion process. low microspheres, says The job involves routine monitoring of BS 5750 quality producer. Akzo-PQ Silica. systems and 'Trouble Shooting' on the factory floor, together with The main advantages of process development, as an ongoing commitment to maintain the Q-Cel o v e r o t h e r fillers are: company's strong position in this expanding technology. enhanced handling and perThis is a new position with very good prospects .which f o r m a n c e p r o p e r t i e s , rerequires an enthusiastic person who enjoys a practical."h~ihds on" duced weight, reduced approach to problem solving, combined with a mature personality r e s i n u s a g e a n d r e d u c e d and the potential to join the management team in the future. Experience of thermosetting resins and reinforcing fibres would be cost. Q-Cel h a s a l r e a d y b e e n an advantage, although full training will be given. u s e d in r e s i n t r a n s f e r The salary and benefits ate negotiable, commensurate ~ith moulding, sheet and bulk age and experience, but will reflect the importance of this post. . moulding compound, the Please apply in ~a'iting with C.V. and indication of salary core for s a n d w i c h p a n e l s required to:a n d l a m i n a t e s , a n d syntactic foams. THE MANAGING DIRECTOR Akzo-PQ Silica, a j o i n t R.B.J. REINFORCED PLASTICS LTD v e n t u r e betnveen A k z o CheWOODCOCK HILL IND ESTATE micals a n d PQ-Corp USA, HAREFIELD ROAD says t h e list of p o t e n t i a l RICKMANSWORTH a p p l i c a t i o n s is extensive. WD3 1PE

Akzo-PQ Silica Vof; tel: + 31-33-676777;fax: + 3133-676169.

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REINFORCED I'I.ASTICS NOX'EMBER1992

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Upgraded foam has better toughness

A I R E X h a s u p g r a d e d its r a n g e of H e r e x C70 crosslinked f o a m s w h i c h a r e u s e d as core m a t e r i a l s in c o m p o site s a n d w i c h s t r u c t u r e s . The new Herex C70 foams, r a n g i n g in d e n s i t i e s f r o m 4 0 - 1 3 0 k g / m a, offer improved toughness and temperature resistance w i t h o u t sacrificing t h e i r already outstanding properties. Sheet sizes h a v e b e e n i n c r e a s e d r e s u l t i n g in bett e r u s a g e a n d less waste. A i r e x can also s u p p l y close thickness tolerances. T h e n e w H e r e x C70 r a n g e compliments the compreh e n s i v e A i r e x core p a c k a g e w h i c h includes R63 d a m a g e t o l e r a n t l i n e a r core, a n d R90 h i g h d e n s i t y h e a v y d u t y foam.

D.E. Gaulton, Airex AG Speciality Foams; tel: + 44(0) 902-310610; fax: + 44(0) 902-29160.