TPU BASF C90A

TPU BASF C90A is high‑performance polyester‑based TPU. Outstanding mechanical strength, abrasion resistance and oil resistance make it well‑suited for heavily‑loaded and frequently‑rubbed components.

Main Applications

Automotive parts (gear shift knobs, rollers, seals), mechanical‑engineering components, sports shoe soles & accessories, hoses, cable sheaths, general engineering articles.

Physical Properties

Property Category	Item	Test Method	Condition	Typical Data	Unit
Physical Properties	Density	DIN 53479 / ISO 1183 / ASTM D792	23℃	1.20‑1.21	g/cm³
	Hardness	DIN 53505 / ASTM D2240	—	90‑93	Shore A
Mechanical Properties	Tensile strength at break	DIN 53504‑S2 / ASTM D412	23℃	44‑55	MPa
	Elongation at break	DIN 53504‑S2 / ASTM D412	23℃	520‑600	%
	100% Modulus	ASTM D412	23℃	10.3	MPa
	300% Modulus	DIN 53504‑S2 / ASTM D412	23℃	15‑22.8	MPa
	Tear strength	DIN 53515 / ASTM D624	23℃	95‑133	kN/m
	Abrasion loss	DIN 53516 / ASTM D1044	23℃	25‑30	mg
	Compression set	ISO 815 / ASTM D395B	23℃,22‑72h	20‑25	%
	Compression set	ISO 815 / ASTM D395B	70℃,22‑24h	40	%
	Impact behavior	DIN 53453	‑30℃ / 23℃	No break	—
Thermal Properties	Vicat softening temperature	ASTM D1525	—	128	℃
	Glass transition temperature	Internal method	—	‑38	℃

Processing Parameters

Process	Parameter	Suggested Value	Unit
Pre‑drying	Temperature	100‑110	℃
	Time	2‑4	h
	Recommended moisture content	≤0.03	%
Injection molding	Rear barrel temp.	190‑220	℃
	Middle barrel temp.	190‑220	℃
	Front barrel temp.	190‑220	℃
	Nozzle temperature	210‑225	℃
	Mold temperature	15‑70 (typically 20‑40)	℃
Extrusion molding	Zone‑1 temp.	170‑210	℃
	Zone‑3 temp.	170‑210	℃
	Zone‑5 temp.	170‑210	℃
	Die temperature	195‑215	℃

Note: All information above is for reference only!