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HD-F766 Mattress Cornell Tester
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HD-F766 Mattress Cornell Tester

 

foam mattress test machine

for reference only

 

Product Description

It applies to Innerspring, Box spring mattresses and Foam mattress. The Cornell Type Tester is used to test the long term capacity of bedding to resist cyclic loading. The machine consists of a double hemispherical ram head on a manually adjustable shaft. A load cell is located on the ram head to measure the force being applied to the mattress. The shaft is connected to an adjustable eccentric which is rotated by an electric motor at up to 100 cycles per minute variable. Use specific block impact on the mattress over and over again, to assess their durability, and the fastness of mattress spring.

 

Technical Parameters

Display Accuracy

0.001kgf

Deformation precision

0.001mm

Impact height

0-300mm adjustable

Counter range

0-99999 times

Machine size: ( L x W x H)

3700x 2800x 2500mm

Weight

Approx. 600Kg

Control method

PLC

Display interface

LCD Touch screen, can display test graph, with USB port to output test results.

Test status

200, 6000, 12500, 25000, 50000, 75000, 100000 

adjust the height loss automatically.

Design criteria

ASTM F 1566

Power

Single phase, AC 220V, 50-60Hz.

 

Other parameters

1. Adjust the pushrod stroke on mattress , maximum force = 1025N, minimum force = 22N

2. Pusher travel speed adjustable, about 100 weeks times per minute

3. Imposed the pressure on mattress by a transducer, pressure range to 300KG

 

 

Quality guarantee

A)  Quality assurance items

The guarantee period with FOC within one year (not including nonexpendable & transport and travel fees)

1. During the guarantee period, Haida shall supply free maintenance or replacement for the damaged part(just for nonexpendable part) induced by non-human damage;

2. If any quality problems occurs within the guarantee period, and Haida must provide on-site service, the transport and travel expense shall be borne by customer;

3. If any big quality problems occurs out of the guarantee period, Haida will provide a maintain service, the transport and travel expense shall be borne by customer, also charge for a favorable price;

4. Haida will provide a lifetime favorable price to the buyer with the materials and spare parts used in system operation, equipment maintenance;

B)  The main quality warranty maintenance certificate

If there is any dispute please refer to our guarantee letter, so:

① please keep the guarantee letter, if you lost it, please connect with us in a month.

② If the guarantee letter has been altered or it has no our stamp, it is useless.

C)  The following conditions need to be paid reasonably even in the assurance period:

① Natural reasons

② Operating mistakes

③ Voltage is not fit for our operation instruction

④ Repack it without our guides

⑤ Damaged for borrowing to others

⑥ Damaged for authorized machine modification

⑦ Damaged for authorized calibration

⑧ Authorized transshipment mistake

⑨ Serve for long distance area

D)  Attentions

① Any service outside Guangdong, China, transport and travel fees shall be paid by customer.

② The apparatus try not to be used in the following situations:

a. Vibration, rocking the occasion.

b. Direct sunlight.

c. Hot, dusty, damp places.

d. To ensure safe, AC supply of the machine should be well grounded.

e. Do not use strong solvents (such as: benzene, nitro oil) washing machine.

f. Do not inject water and debris into the machine; prevent damage to electrical components and electrical shock.

g. Instrument displays the disassembly and debugging can only be measured by the State Department approved the units and the company, other people not allowed to overhaul.

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