Jinan Sumspring Experiment Instrument Co.,ltd. has been working on providing overall packaging quality control solutions.Supply service for packaging, printing, adhesive, pharmaceutical, food, cosmetics, quality inspection institutions, drug control institutions, scientific research institutions, and other industries. Sumspring has been provide more than 7000 sets of various types of testing equipment to customers around the world and carried out the laboratory testing services, and technical services, to provide customers with more value-added services.

Laboratory Sumspring have professional technical service personnel, equipped with Sumspring advanced instruments and equipment, testing tool attachment and so on. We do not only provide accurate and reliable test data ,but also launched a communication, real learning platform for various colleges and universities, scientific research units, large and medium enterprises.

Sumspring lab supply test service. Testing types can be divided into soft plastic bags testing service, plastic bottle test service, glass bottle testing services, drug packaging materials testing services, adhesive testing services, paper packaging and printing testing services. Users need to understand the following commissioned testing procedure:

 1,Commissioned testing business procedure:

 

2,Sample requirements：

   （1）Provide the standard and experimental methods with samples. If there are no special requirements, can be agreed to use the national or industrial standards.

   （2）Films: surface no wrinkles, no scratch, uniform thickness ; plastic containers: no indentation, unused, no damage, uniform sample size; glass products: No damaged, defective, no distortion, no pollution; paper and Paperboard: anhydrous grease stains, no wrinkles, no damage and uniform thickness.

   （3）Film paper samples should be greater than or equal to the experimental test required size. 

   （4）Special type samples test need to be agreed in advance.

   （5）Different samples need to be marked number, to be distinguished。

 3,Test period：  Issue a test report within 7 working days from the receipt of customer samples.If customer is in urgent need of the results, please informed in advance.

 

4,Inspection capability：

 

No.	Test item	Application range	Sample size
1	Tensile strength	Plastic film, composite film, sheet, woven bag, aluminum foil, etc.	Width (10~50)mm,Length≥150mm
2	Deformation rate	Plastic film, composite film, sheet, woven bag, aluminum foil, etc.	Width (10~50)mm,Length≥150mm
3	Heat sealing (combined) strength	Plastic film, composite film, sheet, woven bag, aluminum foil, etc.	Width 15mm,Length≥150mm
4	Tear strength	Plastic film, composite film, sheet, woven bag, aluminum foil, etc.	Right：Length＞100mm，Width＞40mm Pants type：Length 150mm，Width 50mm
5	（180°/90°）Peel strength	Composite film, adhesive tape, pressure sensitive adhesive, aluminum foil	Width (15-25)mm,Length≥150mm
6	Plastic film Puncture resistance	Plastic film, composite film, sheet, artificial leather	Diameter >110mm
7	Constant elongation stress	Thin film, composite film, etc.	Width (10~50)mm,Length≥150mm
8	Friction coefficient	Plastic film, composite film, sheet, coating, paper, etc.	Width 80mm,Length 150-250mm
9	Thickness	Film, paper, aluminum film	Plastic film,paper width>20mm  Aluminum film width100mm，Length 300mm
10	Pendulum impact strength	Thin film, composite film, sheet material	100mm×100mm or diameter 100mm
11	Dart impact tester	Plastic film ,extrusion film	150mm×150mm
12	Heat shrinkage tester	Heat shrinkable film, PVC film	＜140X140mm
13	Falling ball impact strength	PVC film	＞150X50mm
14	Bag fatigue	Vest bags, garbage bags, handbags	Height＜1000mm
15	Transmittance haze	Film, sheet, plastic bottle	Diameter＞20mm
16	Twist angle	Polyethylene film	＞50mmX50mm
17	Sealing performance	Plastic bags, bottles, cans	＜350mm
18	Torque	Plastic bottles, glass bottles, etc.	Diameter＜170mm
19	Vertical load pressure	Plastic bottles and cans	Diameter＜170mm
20	Anti theft bottle cap sealing performance	Plastic bottle cap	28mm、30mm、38mm
21	Steel ball impact	Plastic anti-theft bottle cap	Capacity＜2.5L
22	Vertical axis deviation	Plastic anti-theft bottle cap	Diameter＜190mm
23	Internal pressure performance	Carbonated beverage bottle	Capacity ＜2.5L
24	Printing ink layer Fastness	Plastic printed products	＞25mm×50mm
25	Ampoule breaking force	Ampoule	1ml、2ml、5ml、10ml、20ml
26	Puncture force	Combination cover, rubber plug, oral liquid cover, aluminum cover
27	Opening force	Medicinal combined cover
28	Sliding performance	Syringe, insulin
29	Internal stress	Ampoule bottles, bottle, glass bottle
30	Wall (Bottom) thickness	Ampoule bottles, bottle, glass bottle
31	Runout / vertical deviation	Ampoule bottles, bottle, glass bottle
32	Bursting strength	Aluminum foil, paper, paperboard	Diameter ＞100mm
33	Stiffness	Paper cup,paper, paperboard
34	Folding strength	Paper, paperboard
35	Smoothness	Paper, paperboard	Diameter ＞100mm
36	Edge(Ring) pressure strength	Paper, paperboard
37	Abrasion resistance	Paper, paperboard
38	Tensile strength	Paper
39	Whiteness	Paper, textile, ceramics, plastics, paint, etc.
40	Primary adhesive	Adhesive, pressure-sensitive adhesive, adhesive plaster	＞ 50X200mm
41	Lasting adhesive	Adhesive, pressure-sensitive adhesive, adhesive plaster	40mm-125mm
42	Peeling strength	Adhesive, pressure-sensitive adhesive, adhesive plaster	200mm x 25mm

5,Disclaimer and objection
   （1）The experiment report issued by the Sumspring laboratory provides a reference for the users, and does not have the validity of arbitration, which is not used to solve the legal disputes.
   （2）If the customer has objection to the results of the data, please give notice within 5 days of receipt of the test report.