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Dramix® ZP305 - BEKAERT


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PRODUCT DATA SHEET ü BEKAERT
Recommendations - mixing
1. General
/ preferably use a central batching
plant mixer / recommended maximum dosage:
Dramix
Max. aggregate size (mm)
Dosage (kg/m3)
pour
pump
8
110
80
16
70
55
32
60
45
ZP 305
/ a continuous grading is preferred
/ mix until all glued fibres are separated into
individual fibres. Fibres don't increase
mixing time significantly. / if special cements or admixtures are used,
a preliminary test is recommended
Description: \
Dramix® fibres are filaments of wire, deformed and cut to lengths, for reinforcement of concrete, mortar and other composite materials. Dramix® ZP 305 is a cold drawn wire fibre, with hooked ends, and glued in bundles.
2. Fibre addition
Bags are
non-degradable and may not be thrown into the concrete.
NON
ISJtersoUiblebar
Applications:
- shotcrete
- screeds
- compression layers
2.1. In batching plant mixer
/ never add fibres as first component
in the mixer / fibres can be introduced together with
sand and aggregates, or can be added
in freshly mixed concrete
2.2. Truckmixer
/ run mixer at drum speed: 12-18 rpm / adjust slump to a min. of 12 cm
(preferably with water reducing agents or
high water reducing agents) / add fibres with maximum speed of
60 kg/min
/ optional equipment: belt-hoist elevator / after adding the fibres, continue mixing at highest speed for 4-5 min. (± 70 rotations)
2.3. Automatic dosing
/ Fibres can be dosed from bulk at rates from 0 up to 3,5 kg/sec with a specially developed dosing equipment
• Geometry:
Length (l)
Aspect ratio (= l/d): 55
30 mm
Diameter (d)
16 750 fibres/kg
0,55 mm
Tensile strength:
- on the wire: minimum 1100 N/mm2
- low carbon conforms to EN 10016-2 - C9D
Coating: None
Approvals:
Conforms to
ASTM A820
Recommendations - storage
Product
Product
Turkey
Poland
TS 10513
AT-15-2117/2001
Germany
Romania
007-01/068-2003
Z-3.71-1745
Protect the pallets against rain
Do not stack the pallets on top of
each other
X
I
Czech Republic
Slovak Republic
C.070-021415 ■ 1402A/02/0771/1/C/C04
A
E
N.V. Bekaert S.A. - Bekaertstraat 2 - 8550 Zwevegem - Belgium Tel. +32 (0) 56 / 76 69 86 - Fax +32 (0) 56 / 76 79 47 Internet: http://www.bekaert.com/building
<
Technical data:
For shotcrete, ...
ask for specialized documentation
Ö ■5
Values are indicative only. Modifications reserved. All details describe our products in general form only. For ordering and design only use official specifications and documents. N.V Bekaert S.A. 2005

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