Best 1.5V UM1 R20 Size D Dry Cell Battery factory in china

Quality

With over 18 years' experience in battery business, we guarantee each single piece of battery is reliable in quality.

Service

Efficient and excellent service is the basic requirement you can expect from us.

Responsibility

Your satisfaction with our batteries and our service is our responsibility.

Art.

No.

Battery

Type

Nominal Voltage
(V)

Shelf Life

(Month)

Test Conditions

Discharge Time

IEC Standard(IEC 60085-2:2007)

PERFECELL

21C1 

R20

D

UM-1

1.5

24

20±2°C,3.9Ω, 24h/d, E.P.V. 0.9V

-----

≥350 Min

20±2°C,10Ω, 4h/d, E.P.V. 0.9V

1080 Min

≥1500 Min

1

Zinc can

The zinc can is the negative terminal and anode material

2

Inserting the separator

The separator and the bottom paper are inserted to prevent battery short-circuit between the positive and the negative electrode.

3

Filling cathode material

The mixture of manganese dioxide, electrolyte and others are filled as the cathode material

4

Inserting carbon rod

The carbon rod for collecting electricity is inserted into the middle of the battery

5

Sealing

The plastic gasket for sealing is fitted to prevent leakage and water evaporation

6

Fitting tinplate bottom and PVC jacket

The tinplate bottom is placed on the bottom of zinc can and PVC jacket is shrinked

7

Finished product

The batteries are packed by shrink after inspecting the voltage, current and appearance

Shrink pack

2 PCS

Inner Box

24 PCS

Colorful carton

288 PCS

Gross weight

24.00KGS

Net weight

23.00KGS

Measurement

420X285X210MM

1X20’FCL container

1,100 Cartons