Norplex-Micarta RT629

Chemical Family: Phenols & Phenolics

RT629 is a paper phenolic tube intended primarily for mechanical applications, but is suitable for electrical applications as well. The electrical properties are not quite as good as those of RT630. RT629 also complies with MIL-I-24768/11, Type PBG and ASTM D709 Type I Grade XX and IEC 612112-3-1-PFCP.

Properties

Physical Form: Tube

Product families

Industrial — Chemical & Industrial Manufacturing

Equipment & Parts

Other characteristics

Density: 1280.0 - 1280.0 kg/m³
Features: Good Electrical Properties, Good Mechanical Properties
Polymer Name: Phenolic Compound
Markets: Industrial
Technology: Composite Materials
Plastics
Product Families: Composite Materials — Parts & Shapes
Plastics — Parts, Shapes & Films
Quality Standards: IEC PF CP 23
MIL-I-24768/11 Type PBG
NEMA XX
Composites End Use: Bushings
Gaskets
Insulators
Roller
Spacer
Washer
Material Features: Good Electrical Properties
Good Mechanical Properties
Plastics and Elastomers End Uses: Bushings
Gaskets
Tubes
Washer

Technical data

Table 1 of 3

6 rows

Characteristic	Value	Unit	Method
Specific Gravity (0.75" ID x 1.00" OD)	1.28	—	ASTM D792
Rockwell Hardness (0.75" ID x 1.00" OD)	90	M Scale	ASTM D785
Moisture Absorption (0.75" ID x 1.00" OD, Condition D1-24/23)	1	%	ASTM D570
Tensile Strength (0.75" ID x 1.00" OD, Condition A)	13250	psi	ASTM D638
Compressive Strength (0.75" ID x 1.00" OD, Condition A)	22500	psi	ASTM D695
Compressive Modulus (0.75" ID x 1.00" OD, Condition A)	550	kpsi	ASTM D695

Table 2 of 3

2 rows

Characteristic	Value	Unit	Method
Temperature Index (0.75" ID x 1.00" OD, Electrical / Mechanical)	140/130	°C	—
Flammability Rating (0.75" ID x 1.00" OD, Condition A)	HB	Class	UL Bulletin 94

Table 3 of 3