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Official Certificate No. P-849.0554/1
Calenberg bi-Trapez Bearing unreinforced elastomer
bearing
 Bi-Trapez Bearing
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Official Certificate No. 850.0425
Calenberg Compact Bearing CR 2000 unreinforced structural bearing high loadable
Compact Bearing CR 2000
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Official Certificate No. P-852.0290-4
Calenberg Ciparall-Sliding Bearing cross tensile reinforced elastomer deformation sliding bearing
Ciparall-Sliding Bearing
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Official Certificate No. 851.0364
Calenberg Compact Bearing S65 unreinforced elastomer bearing
Compact Bearing S65
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Official Certificate No. 850.0427
Calenberg Compact Bearing S70 unreinforced elastomer bearing of higher hardness
Compact Bearing S70
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Official Cerificate No. P-852-0290-1
Calenberg Perforated Bearing 205
Perforated Bearing 205
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Official Cerificate No. P-852.0290-3
Calenberg Sandwich Bearing Q unreinforced bearing
Sandwich Bearing Q
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Institute of Building Materials and Steel Reinforced Concrete of the Technical University Braunschweig, Official Material Testing Institute for Civil Engineering and Building Construction
Certification No. 731409:
Test of the footstep sound characteristic according to DIN 52210 and DIN 4109 of different patio bearings below concrete plates.
Certification No. 731409:
Test of the footstep sound characteristic according to DIN 52210 and DIN 4109 of different patio bearings below concrete plates.
Official Material Testing Institute, University Hannover
Certification No. CAL 86/1-1:
Basic research for the classification of EPDM-Bi-Trapeziodal Bearings according to DIN 4141 part 3
Certification No. CAL 86/1-2 and CAL 86/1-3:
Basic research for the classification of Cipremont Rhombic Bearing Pads according to DIN 4141 part 3
Certification No. 827.652:
Physical Test of an elastic spring pad Cirobel Vl/50 for the elastic ballast bed support
Certification No. 829.051:
Load- and shear tests of elastic spring pads, 'Truncated Cone Bearing Pads'
Certification No. UBB 86/1:
Investigation of the dynamic working characteristics of unreinforced elastomer Bi-Trapeziodal Bearings
Official Material Testing Institute of the Institute for Building Materials, Technical University Braunschweig
Investigation Report No. 2616/873, 2220/883-1, 2220/883-3, Expert's opinion No. 2220/883-3:
Measuring of the natural frequencies depending of load, material borne sound isolation according to DIN 52210 part 1 of elastic pads
Institute of Mechanics, Mechanical Vibrations and Machine Dynamics, Technical University Berlin
Report S 1457:
Survey of vibration technical demands for a building support
Report S 823:
Vibration investigation of the effectiveness of 3 types of rubber in a ballast bed with regard to vibration and material borne sound isolation
Report S 714:
Dynamic stiffness of different Cirobel ballast bed pad of profiled rubber
Institute of Building Research of the Rheinisch-Westfälische Technical University Aachen, ibac
Institute of BuiIding Materials and Material Testing Institute of the University Hannover, Official Material Testing Institute
Certification No 515/86:
Test of elastomer Sandwich Spring Elements
Official Material Testing Institute of Civil Construction, Technical University Braunschweig
Fire Resistance Judgement No. 3799/7357-AR:
Judgement of Calenberg elastomer bearings in regard to a classification of fire resistance class F 90 resp. F 120 according to DIN 4102 (edition 9/1977) - November 1997
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