China Quality Inspection for PVC For Coated Fabric - Polyvinyl chloride Resin – Junhai factory and suppliers

Quality Inspection for PVC For Coated Fabric - Polyvinyl chloride Resin – Junhai

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PVC is an acronym for polyvinyl chloride. A resin is a material often used in the production of plastics and rubbers. PVC resin is a white powder commonly used to produce thermoplastics. It is a synthetic material widely used in the world today. Polyvinyl chloride resin has outstanding characteristics such as abundant raw materials, mature manufacturing technology, low price, and wide range of uses. It is easy to process and can be processed by molding, laminating, injection molding, extrusion, calendering, blow molding and other methods. With good physical and chemical properties, it is widely used in industry, construction, agriculture, daily life, packaging, electricity, public utilities, and other fields. PVC resins generally have high chemical resistance. It is very strong and resistant to water and abrasion. Polyvinyl chloride resin (PVC) can be processed into various plastic products. PVC is a lightweight, inexpensive, and environmentally friendly plastics.

Features

PVC is one of the most widely used thermoplastic resins. It can be used to make products with high hardness and strength, such as pipes and fittings, profiled doors, windows and packaging sheets. It can also make soft products, such as films, sheets, electrical wires and cables, floorboards and synthetic leather, by addition of plasticizers

Parameters

Grades		QS-650	S-700	S-800	S-1000	QS-800F	QS-1000F	QS-1050P
Average polymerization degree		600-700	650-750	750-850	970-1070	600-700	950-1050	1000-1100
Apparent density, g/ml		0.53-0.60	0.52-0.62	0.53-0.61	0.48-0.58	0.53-0.60	≥0.49	0.51-0.57
Volatiles content (water included), %, ≤		0.4	0.30	0.20	0.30	0.40	0.3	0.3
Plasticizer absorption of 100g resin, g, ≥		15	14	16	20	15	24	21
VCM residual, mg/kg ≤		5	5	3	5	5	5	5
Screenings %	0.025 mm mesh % ≤	2	2	2	2	2	2	2
Screenings %	0.063m mesh % ≥	95	95	95	95	95	95	95
Fish eye number, No./400cm², ≤		30	30	20	20	30	20	20
Number of impurity particles, No., ≤		20	20	16	16	20	16	16
Whiteness (160ºC, 10 minutes later), %, ≥		78	75	75	78	78	80	80
Applications		Injection Molding Materials, Pipes Materials, Calendering Materials, Rigid Foaming Profiles, Building Sheet Extrusion Rigid Profile	Half-rigid Sheet, Plates, Floor Materials, Linning Epidural, Parts of Electric Devices, Automotive Parts	Transparent film, packageing, cardboard,cabinets and floors, toy, bottles and containers	Sheets, Artificial Leathers, Pipes Materials, Profiles, Bellows, Cable Protective Pipes, Packaging Films	Extrusion Materials, Electric Wires, Cable Materials, Soft Films and Plates	Sheets, Calendering Materials, Pipes Calendering Tools, Insulating Materials of Wires and Cables	Irrigation Pipes, Drinking Water Tubes, Foam-core Pipes, Sewer Pipes, Wire Pipes, Rigid Profiles

Application

Packaging

(1) Packing : 25kg net/pp bag, or kraft paper bag .
(2) Loading quantity : 680Bags/20′container, 17MT/20′container .
(3) Loading quantity : 1000Bags/40′container, 25MT/40′container .

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