Yuntianhua YUNCON® POM Technical Specifications

M90 & M270 Grades

Product Overview

Manufacturer: Yunnan Yuntianhua Co., Ltd.

Product Type: Polyacetal (POM) Copolymer

Standards: GB/T Related Standards

YUNCON® POM is a high-performance engineering thermoplastic offering excellent mechanical properties, dimensional stability, and chemical resistance. Available in standard flow (M90) and high flow (M270) grades for various processing requirements.

Technical Specifications

YUNCON® POM Grades Comparison

Property	Unit	YUNCON® M90	YUNCON® M270	Test Method
Density	g/cm³	1.41	1.41	GB/T 1033.1
Melt Flow Rate (190℃/2.16kg)	g/10min	9	≥15	GB/T 3682
Tensile Strength	MPa	≥60	≥58	GB/T 1040.2
Elongation at Break	%	≥25	≥20	GB/T 1040.2
Flexural Strength	MPa	≥85	≥80	GB/T 9341
Flexural Modulus	MPa	≥2800	≥2700	GB/T 9341
Charpy Impact Strength (Notched)	kJ/m²	≥6	≥5	GB/T 1043.1
Rockwell Hardness	HRM	≥78	≥75	GB/T 3398.2
Vicat Softening Temperature	℃	≥160	≥158	GB/T 1633
Water Absorption (23℃, 24h)	%	≤0.25	≤0.25	GB/T 1034
Flammability	-	HB	HB	GB/T 2408

Product Characteristics

Characteristic	YUNCON® M90	YUNCON® M270
Flow Properties	Standard Flow	High Flow
Main Applications	Gears, Valves, Automotive Parts	Lighters, Aerosol Bottles, Fasteners
Special Features	Food Contact Grade, High Rigidity	Low Mold Deposit, High Flow
Processing Methods	Injection Molding, Extrusion	Injection Molding (Optimized)

Grade Information

YUNCON® M90

Standard flow grade with balanced properties
Excellent for precision parts requiring high rigidity
Food contact grade suitable for food industry applications
Ideal for gears, valves, and automotive components

YUNCON® M270

High flow grade for complex geometries
Optimized for thin-wall applications
Low mold deposit characteristics
Perfect for lighters, aerosol bottles, and fasteners

Applications

Automotive components (gears, fuel system parts, interior trim)
Consumer electronics housings and mechanical parts
Household appliances and kitchen equipment
Industrial machinery components
Precision mechanical parts and fasteners
Aerosol bottles and dispensing systems
Lighters and smoking accessories
Food contact applications (M90 grade)

Quality Standards & Packaging

Standards

Enterprise Standard (Reference GB/T Related Standards)
Quality management system certified

Packaging

Standard packaging: 25kg/bag
Moisture-resistant packaging

Storage Conditions

Cool and dry place, Temperature ≤30℃
Relative Humidity ≤60%
Protect from direct sunlight and moisture
Keep containers sealed when not in use

Safety Information

For technical reference purposes only. All specifications are subject to verification with official manufacturer documentation. Refer to Material Safety Data Sheets (MSDS) prior to handling and processing these materials. Follow standard safety protocols for thermoplastic processing.

Request Quote

For detailed specifications, pricing, and availability of Yuntianhua YUNCON® POM grades, please contact our sales team.