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Pharma grade aluminum foil
medication packs aluminum
pharma grade aluminum foil
ptp pharmaceutical blister lidding film aluminium foil
PTP Aluminum Foil
medical ptp foil for pharmacy packaging


Applications:

    Blister packages for Pharmaceuticals products such as capsules, tablets, pill, pastille, small-size food, candy, etc.


Structure and application:

    Protect layer (OP)/Outer printing layer/Aluminum foil based-material ( AL) inside printing layer/Bond (VC). Use in drugs blister packaging machine.


Performance and the characteristic:

    Excellent properties such as of anti- oxygen, moisture-proof, leak-proof, carryhome, antipollution, etc. Adopting hard anodized aluminum as cover material, it is easy to break aluminum foil to take out the drugs by pushing the cover. Adopting heat-seal coating material, which cannot be stripped, it can be bonded with all kinds of plastic-based materials.


Classification:
According to printing method:
    plain foil(no printing), printing foil (one-sided printing, two-sided printing, single-color print, double color printing, polychrome printing), color foil (one-sided golden color, two-sided golden color, green bottom color, each kind of colored bottom color), forgery-proof (stealth writing, design, positive and negative printing).

According to specification:

    According to the width of the packaging machine type used, generally divided into: 125mm, 130mm, 250mm. 65mm -500mm , these all can provide to customer according to their requirements.


Specification of PTP aluminum foils are often as follows: OP/AL 20-40μ(H)/VC and OP/AL 20-40μ(O)/VC

PTP aluminum foils are often offered as follows:

Standard Foil Gauge Options

Tolerance (+/-8%)

0.020 mm

+/- 0.0016mm

0.025 mm

+/- 0.002 mm

0.030 mm

+/- 0.0024 mm

Different specifications of PTP aluminum foils for special purpose may be available, and feel free to contact us for your purpose.

Technical data of PTP aluminum foils are offered as follows:

Winding direction :

Generally printed or clear lacquer side is out with heat Seal coating inside.

Core:

Material options: (a) Plastic (b) Aluminum (c) Card Board
Core ID: 76 mm +/- 0.5 mm
The length of the core is equal to the width of the web.

Splices:

Butt type made with 25 mm pressure sensitive tape.

Reel outer diameter :

250 +/- 10 mm for slit material, 400 +/- 10 mm for Jumbos

Reel wander:

Within +/- 1 mm

Reel/web width:

Plain: 60mm to 800 mm with a tolerance of +/- 0.5 mm.
Printed: 60mm to 600 mm with a tolerance of +/- 0.5 mm

Joints per reel:

Maximum 2. Average less than 1.

Pin holes:

0.025 and 0.03 mm foils are free from pin holes.
In 0.02 mm foil, 40% of foil is free from pin holes, rest less than 10 PSM

Identification:

Each reel shall be identified with a sticker pasted inside the core with Reel numbers. Specification, Net weight, Operator number & Date manufacture.

Packing:

PTP aluminum foils are packed in cardboard carton. Relevant markings are provided on each outer package.

Recommended operating
conditions:

Sealing temperature :170 to 180 deg. C
Sealing pressure : 2.8 to 5.6 kg/Sq. cm, 40 to 80 lbs/Sq. inch
Dwell time : 0.25 to 0.5 sec.

Covering area of
1 kg finished material (nominal) :

Gauge & Temper Foil
0.02 (hard)
0.025 (hard)
0.03 (hard)

Covering area in Sq. M/Kg with 4 GSM nominal Heat Sealing Coating
17.18
13.94
11.72

Table showing thickness tolerances of foil:

Foil Gauge

Thickness ( mm )

GSM

Min.
(-8%)

Nominal

Max.
(+8%)

Min.
(-8%)

Nominal

Max.
(+8%)

0.020 mm

0.018

0.020

0.022

49.9

54.2

58.5

0.025 mm

0.023

0.025

0.027

62.33

67.75

73.17

0.030 mm

0.028

0.030

0.032

74.80

81.30

87.80

Test certificates:

Test certificates giving the actual observed values of different parameters will accompany the supplies.

General Information:

Quality of PTP aluminum foil are often subjected to different raw materials, statement of the same raw materials, rolling progress of aluminum foil, thickness and thickness clearance of aluminum foil, pinhole scattered in aluminum foil, and surface conditions of aluminum foil.

Raw aluminums for PTP aluminum foil can be hard aluminum (often called “H18”) or soft aluminum (often called “0”), hard aluminum are those not being softened aluminum foil after rolling (aluminum foil are not annealed after rolling), while soft aluminum are those being softened aluminum foil after rolling (aluminum foil are annealed enough after rolling).

Raw aluminums for PTP aluminum foil are often alloy aluminum 1100, 1145, and 8011. Tension strength, ductile, anti-fracture strength of PTP aluminum foil made from 8011 is better, and seldom be broken when being heat-sealed with PVC.

Mechanical properties of two statements for the three raw alloy aluminum foil samples are as follows, thickness of the three samples is 0.020mm:

Alloy

1100

1145

8011

Tension strength

N/mm²

Ductile

%

Fracture strength

kpa

Tension strength

N/mm²

Ductile

%

Fracture strength

kpa

Tension strength

N/mm²

Ductile

%

Fracture strength

kpa

H18

≥140

1

≥160

≥135

1

≥130

≥160

1

≥180

0

40-105

1

40-100

1

70-90

50-105

1

130-160

Anti-fracture strength of two statements for four thicknesses of PTP aluminum foil

thickness

statement

0.016mm

0.020mm

0.026mm

0.030mm

H18

130-140kpa

160-190kpa

170-270kpa

0

50-60kpa

70-90kpa

100-110kpa

130-140kpa

Heat-seal strength of two statements for four thicknesses of PTP aluminum foil (sealed with PVC at 150 0.02Mpa 1S; peeled at 180°, speed: 200mm/min)

Thickness (mm)

0.016(0)

0.020(H18)

0.030(0)

0.030(H18)

Heat-seal strength

4.9-7.0N/15mm

8.3-11.0N/15mm

7.3-10N/15mm

13.2-16N/15mm

Fracture strength of two statements for three thicknesses of PTP aluminum foil (sealed with paper/AL/VC)

thickness

statement

0.016mm

0.020mm

0.030mm

H18

310-360kpa

0

210-260kpa

240-300kpa

Thickness of PTP aluminum foil is usually 0.020mm. GB 3198-2003 aluminum and alloy aluminum foil specifies that thickness of raw aluminum should be 0.020±8%mm, most manufacturers control thickness clearance of raw aluminum foil within 5%, that is thickness of aluminum foil is 0.020±0.001mm. YBB00152002 specifies that coating thickness clearance should be within ±10.0%, that is thickness of aluminum foil with coating is 0.024±0.003mm.

When customer asks inquiry for PTP aluminum foil, he has to offer us width of PTP aluminum foil, and whether the PTP aluminum foil shall be printed or not. We are willing to offer customers PTP aluminum foil sample without charge for his test, if customers test machine is bought from China, we are willing to send the asked sample to the test machine manufacture.

PTP aluminum foil is offered in rolls, and these rolls are packed in cardboard boxes. Many PTP aluminum foil blister packaging machines use heat and pressure via a die to form the cavity or pocket from a roll or sheet of plastic. In recent years, improvements in cold forming, specifically allowing steeper depth/angles during forming, which minimizes the amount of material used for each cavity—have helped this technology increase. The main advantages of the plastic-based blister pack are its more compact size compared to cold formed aluminum and its transparency to see the product.


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