High-Speed Curing Sheet Moulding Compound (SMC) 5004XL for Electric Box Applications

• Customization: Available
• Surface Treatment: Smooth
• Color: White
• Model NO.: SMC5004XL
• Thickness: 3mm
• Usage: Industral, Household
• Product Categories: Plastic
• Molding Method: Molding
• Material: Semi FRP
• Fiber Type: GFRP
• Type: Polyester FRP
• Application 1: for Meter Box
• Application 2: for Water Tank
• Application 3: Truck Body
• Width: 90cm
• Fiber Content: 22%
• Temperature: 145±5degree
• Pressure: 5-15MPa
• Maintaining Time: 1min/mm
• Transport Package: Carton and Pallet, Zig-Zag, Zig-Zag, 1000kg/Pallet
• Specification: A Grade Quality
• Origin: China
• HS Code: 392190
• Production Capacity: 10000ton/Year

Product Description

Specification

Item	Standard (GB)	Standard (ISO)	Unit	Measured value
Glass Fiber Content	GB15568-2024	ISO 1172	%	25±2
3mm Curing Time	GB15568-2024	/	s	80,90
Storage Temperature	GB15568-2024	/	℃	≤18
Water Absorption	GB/T 1462-2005	ISO 62	%	≤0.2
Lineal Shrinkage	GB15568-2024	ISO 2577	%	0.10-0.15
Tensile Strength	GB/T 1447-2005	ISO 527-4	MPa	≥65
Bending Strength	GB/T 1449-2005	ISO 14125	MPa	≥140
Impact Strength	GB/T 1451-2005	ISO 179	KJ/m2	≥55
Density	GB/T1033.1-2008	ISO1183	g/cm3	1.75-1.85
Insulation Resistance	GB/T31838.4-2019	/	Ω	1.7E+12Ω
Flame Resistance	UL94	UL94	CLASS,mm	V0

Packing & Delivery

Our packaging is: 1 ton/pallet (±5% difference), sealed with multi-layer PP film packaging, plus aluminium-plated film to prevent the Light Source. The outer layer is packed in multi-layer cartons and fumigation-free pallets. For other packing , please contact our technicians.

Company Profile

UNION COMPOSITES CHANGZHOU CO.,LTD.

We are UNION COMPOSITES CHANGZHOU CO.,LTD., headquartered in Changzhou, Jiangsu Province—a city in close proximity to Shanghai Port.
Leading Composite Materials Manufacturer – Your Integrated One-Stop Solution Provider 
Our seasoned engineering and customer support teams collaborate closely with clients to develop tailored product solutions aligned with their specific requirements. Our end-to-end manufacturing solutions empower clients to drive innovation and develop enhanced products—delivering superior performance and reliability that fosters a distinct competitive edge in the global marketplace.
Delivering premium-quality products and exceptional services remains our foundational commitment.

FAQ

Q1: What is SMC?

A: SMC is short for Sheet Molding Compound, a fiber-reinforced composite material.

Q2: What are common uses of SMC?

A: It's widely used for auto parts, electrical enclosures, and construction components.

Q3: What are SMC's key benefits?

A: It offers high strength, good corrosion resistance, and stable dimensions.